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-rw-r--r--drivers/block/amiflop.c1
-rw-r--r--drivers/block/aoe/Makefile1
-rw-r--r--drivers/block/aoe/aoeblk.c16
-rw-r--r--drivers/block/ataflop.c1
-rw-r--r--drivers/block/brd.c1
-rw-r--r--drivers/block/cryptoloop.c14
-rw-r--r--drivers/block/drbd/drbd_actlog.c14
-rw-r--r--drivers/block/drbd/drbd_bitmap.c14
-rw-r--r--drivers/block/drbd/drbd_int.h14
-rw-r--r--drivers/block/drbd/drbd_main.c14
-rw-r--r--drivers/block/drbd/drbd_nl.c14
-rw-r--r--drivers/block/drbd/drbd_proc.c14
-rw-r--r--drivers/block/drbd/drbd_receiver.c14
-rw-r--r--drivers/block/drbd/drbd_req.c14
-rw-r--r--drivers/block/drbd/drbd_req.h14
-rw-r--r--drivers/block/drbd/drbd_state.c14
-rw-r--r--drivers/block/drbd/drbd_strings.c14
-rw-r--r--drivers/block/drbd/drbd_vli.h14
-rw-r--r--drivers/block/drbd/drbd_worker.c14
-rw-r--r--drivers/block/floppy.c1
-rw-r--r--drivers/block/loop.c18
-rw-r--r--drivers/block/mtip32xx/Makefile1
-rw-r--r--drivers/block/mtip32xx/mtip32xx.c13
-rw-r--r--drivers/block/mtip32xx/mtip32xx.h12
-rw-r--r--drivers/block/nbd.c3
-rw-r--r--drivers/block/null_blk_main.c1
-rw-r--r--drivers/block/null_blk_zoned.c4
-rw-r--r--drivers/block/ps3disk.c14
-rw-r--r--drivers/block/ps3vram.c3
-rw-r--r--drivers/block/rsxx/Makefile1
-rw-r--r--drivers/block/rsxx/config.c16
-rw-r--r--drivers/block/rsxx/core.c17
-rw-r--r--drivers/block/rsxx/cregs.c16
-rw-r--r--drivers/block/rsxx/dev.c16
-rw-r--r--drivers/block/rsxx/dma.c16
-rw-r--r--drivers/block/rsxx/rsxx.h16
-rw-r--r--drivers/block/rsxx/rsxx_cfg.h16
-rw-r--r--drivers/block/rsxx/rsxx_priv.h16
-rw-r--r--drivers/block/skd_main.c4
-rw-r--r--drivers/block/skd_s1120.h4
-rw-r--r--drivers/block/sunvdc.c1
-rw-r--r--drivers/block/swim.c6
-rw-r--r--drivers/block/swim3.c6
-rw-r--r--drivers/block/swim_asm.S6
-rw-r--r--drivers/block/umem.c5
-rw-r--r--drivers/block/umem.h3
-rw-r--r--drivers/block/virtio_blk.c1
-rw-r--r--drivers/block/xen-blkback/Makefile1
-rw-r--r--drivers/block/xen-blkback/xenbus.c10
-rw-r--r--drivers/block/xen-blkfront.c38
-rw-r--r--drivers/block/xsysace.c5
-rw-r--r--drivers/block/zram/Makefile1
-rw-r--r--drivers/block/zram/zcomp.c6
-rw-r--r--drivers/block/zram/zcomp.h6
54 files changed, 90 insertions, 429 deletions
diff --git a/drivers/block/amiflop.c b/drivers/block/amiflop.c
index 92b930cb3b72..226219da3da6 100644
--- a/drivers/block/amiflop.c
+++ b/drivers/block/amiflop.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* linux/amiga/amiflop.c
*
diff --git a/drivers/block/aoe/Makefile b/drivers/block/aoe/Makefile
index 06ea82cdf27d..b7545ce2f1b0 100644
--- a/drivers/block/aoe/Makefile
+++ b/drivers/block/aoe/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# Makefile for ATA over Ethernet
#
diff --git a/drivers/block/aoe/aoeblk.c b/drivers/block/aoe/aoeblk.c
index e2c6aae2d636..bd19f8af950b 100644
--- a/drivers/block/aoe/aoeblk.c
+++ b/drivers/block/aoe/aoeblk.c
@@ -196,7 +196,6 @@ static const struct file_operations aoe_debugfs_fops = {
static void
aoedisk_add_debugfs(struct aoedev *d)
{
- struct dentry *entry;
char *p;
if (aoe_debugfs_dir == NULL)
@@ -207,15 +206,8 @@ aoedisk_add_debugfs(struct aoedev *d)
else
p++;
BUG_ON(*p == '\0');
- entry = debugfs_create_file(p, 0444, aoe_debugfs_dir, d,
- &aoe_debugfs_fops);
- if (IS_ERR_OR_NULL(entry)) {
- pr_info("aoe: cannot create debugfs file for %s\n",
- d->gd->disk_name);
- return;
- }
- BUG_ON(d->debugfs);
- d->debugfs = entry;
+ d->debugfs = debugfs_create_file(p, 0444, aoe_debugfs_dir, d,
+ &aoe_debugfs_fops);
}
void
aoedisk_rm_debugfs(struct aoedev *d)
@@ -472,10 +464,6 @@ aoeblk_init(void)
if (buf_pool_cache == NULL)
return -ENOMEM;
aoe_debugfs_dir = debugfs_create_dir("aoe", NULL);
- if (IS_ERR_OR_NULL(aoe_debugfs_dir)) {
- pr_info("aoe: cannot create debugfs directory\n");
- aoe_debugfs_dir = NULL;
- }
return 0;
}
diff --git a/drivers/block/ataflop.c b/drivers/block/ataflop.c
index c7b5c4671f05..85f20e371f2f 100644
--- a/drivers/block/ataflop.c
+++ b/drivers/block/ataflop.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* drivers/block/ataflop.c
*
diff --git a/drivers/block/brd.c b/drivers/block/brd.c
index 2da615b45b31..c548a5a6c1a0 100644
--- a/drivers/block/brd.c
+++ b/drivers/block/brd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Ram backed block device driver.
*
diff --git a/drivers/block/cryptoloop.c b/drivers/block/cryptoloop.c
index 254ee7d54e91..3cabc335ae74 100644
--- a/drivers/block/cryptoloop.c
+++ b/drivers/block/cryptoloop.c
@@ -1,22 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
Linux loop encryption enabling module
Copyright (C) 2002 Herbert Valerio Riedel <hvr@gnu.org>
Copyright (C) 2003 Fruhwirth Clemens <clemens@endorphin.org>
- This module is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This module is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this module; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/module.h>
diff --git a/drivers/block/drbd/drbd_actlog.c b/drivers/block/drbd/drbd_actlog.c
index 5f0eaee8c8a7..b41897dceb2b 100644
--- a/drivers/block/drbd/drbd_actlog.c
+++ b/drivers/block/drbd/drbd_actlog.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
drbd_actlog.c
@@ -7,19 +8,6 @@
Copyright (C) 2003-2008, Philipp Reisner <philipp.reisner@linbit.com>.
Copyright (C) 2003-2008, Lars Ellenberg <lars.ellenberg@linbit.com>.
- drbd is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
-
- drbd is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with drbd; see the file COPYING. If not, write to
- the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*/
diff --git a/drivers/block/drbd/drbd_bitmap.c b/drivers/block/drbd/drbd_bitmap.c
index 11a85b740327..15e99697234a 100644
--- a/drivers/block/drbd/drbd_bitmap.c
+++ b/drivers/block/drbd/drbd_bitmap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
drbd_bitmap.c
@@ -7,19 +8,6 @@
Copyright (C) 2004-2008, Philipp Reisner <philipp.reisner@linbit.com>.
Copyright (C) 2004-2008, Lars Ellenberg <lars.ellenberg@linbit.com>.
- drbd is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
-
- drbd is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with drbd; see the file COPYING. If not, write to
- the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
diff --git a/drivers/block/drbd/drbd_int.h b/drivers/block/drbd/drbd_int.h
index 549c64df9708..31237f45247a 100644
--- a/drivers/block/drbd/drbd_int.h
+++ b/drivers/block/drbd/drbd_int.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
drbd_int.h
@@ -7,19 +8,6 @@
Copyright (C) 1999-2008, Philipp Reisner <philipp.reisner@linbit.com>.
Copyright (C) 2002-2008, Lars Ellenberg <lars.ellenberg@linbit.com>.
- drbd is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
-
- drbd is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with drbd; see the file COPYING. If not, write to
- the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*/
diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c
index 714eb64fabfd..541b31fa42b3 100644
--- a/drivers/block/drbd/drbd_main.c
+++ b/drivers/block/drbd/drbd_main.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
drbd.c
@@ -10,19 +11,6 @@
Thanks to Carter Burden, Bart Grantham and Gennadiy Nerubayev
from Logicworks, Inc. for making SDP replication support possible.
- drbd is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
-
- drbd is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with drbd; see the file COPYING. If not, write to
- the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*/
diff --git a/drivers/block/drbd/drbd_nl.c b/drivers/block/drbd/drbd_nl.c
index 1cb5a0b85fd9..cdd748b8116d 100644
--- a/drivers/block/drbd/drbd_nl.c
+++ b/drivers/block/drbd/drbd_nl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
drbd_nl.c
@@ -7,19 +8,6 @@
Copyright (C) 1999-2008, Philipp Reisner <philipp.reisner@linbit.com>.
Copyright (C) 2002-2008, Lars Ellenberg <lars.ellenberg@linbit.com>.
- drbd is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
-
- drbd is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with drbd; see the file COPYING. If not, write to
- the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*/
diff --git a/drivers/block/drbd/drbd_proc.c b/drivers/block/drbd/drbd_proc.c
index 74ef29247bb5..1c41cd9982a2 100644
--- a/drivers/block/drbd/drbd_proc.c
+++ b/drivers/block/drbd/drbd_proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
drbd_proc.c
@@ -7,19 +8,6 @@
Copyright (C) 1999-2008, Philipp Reisner <philipp.reisner@linbit.com>.
Copyright (C) 2002-2008, Lars Ellenberg <lars.ellenberg@linbit.com>.
- drbd is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
-
- drbd is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with drbd; see the file COPYING. If not, write to
- the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*/
diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c
index 6a727df02889..90ebfcae0ce6 100644
--- a/drivers/block/drbd/drbd_receiver.c
+++ b/drivers/block/drbd/drbd_receiver.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
drbd_receiver.c
@@ -7,19 +8,6 @@
Copyright (C) 1999-2008, Philipp Reisner <philipp.reisner@linbit.com>.
Copyright (C) 2002-2008, Lars Ellenberg <lars.ellenberg@linbit.com>.
- drbd is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
-
- drbd is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with drbd; see the file COPYING. If not, write to
- the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*/
diff --git a/drivers/block/drbd/drbd_req.c b/drivers/block/drbd/drbd_req.c
index 3809c7e6be8c..f86cea4c0f8d 100644
--- a/drivers/block/drbd/drbd_req.c
+++ b/drivers/block/drbd/drbd_req.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
drbd_req.c
@@ -7,19 +8,6 @@
Copyright (C) 1999-2008, Philipp Reisner <philipp.reisner@linbit.com>.
Copyright (C) 2002-2008, Lars Ellenberg <lars.ellenberg@linbit.com>.
- drbd is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
-
- drbd is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with drbd; see the file COPYING. If not, write to
- the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*/
diff --git a/drivers/block/drbd/drbd_req.h b/drivers/block/drbd/drbd_req.h
index c2f569d2661b..55bb0f8721fa 100644
--- a/drivers/block/drbd/drbd_req.h
+++ b/drivers/block/drbd/drbd_req.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
drbd_req.h
@@ -7,19 +8,6 @@
Copyright (C) 2006-2008, Lars Ellenberg <lars.ellenberg@linbit.com>.
Copyright (C) 2006-2008, Philipp Reisner <philipp.reisner@linbit.com>.
- DRBD is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
-
- DRBD is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with drbd; see the file COPYING. If not, write to
- the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef _DRBD_REQ_H
diff --git a/drivers/block/drbd/drbd_state.c b/drivers/block/drbd/drbd_state.c
index 2b4c0db5d867..eeaa3b49b264 100644
--- a/drivers/block/drbd/drbd_state.c
+++ b/drivers/block/drbd/drbd_state.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
drbd_state.c
@@ -10,19 +11,6 @@
Thanks to Carter Burden, Bart Grantham and Gennadiy Nerubayev
from Logicworks, Inc. for making SDP replication support possible.
- drbd is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
-
- drbd is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with drbd; see the file COPYING. If not, write to
- the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <linux/drbd_limits.h>
diff --git a/drivers/block/drbd/drbd_strings.c b/drivers/block/drbd/drbd_strings.c
index 0eeab14776e9..fc01307607ea 100644
--- a/drivers/block/drbd/drbd_strings.c
+++ b/drivers/block/drbd/drbd_strings.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
drbd.h
@@ -7,19 +8,6 @@
Copyright (C) 2003-2008, Philipp Reisner <philipp.reisner@linbit.com>.
Copyright (C) 2003-2008, Lars Ellenberg <lars.ellenberg@linbit.com>.
- drbd is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
-
- drbd is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with drbd; see the file COPYING. If not, write to
- the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*/
diff --git a/drivers/block/drbd/drbd_vli.h b/drivers/block/drbd/drbd_vli.h
index 8cb1532a3816..01e3babc5277 100644
--- a/drivers/block/drbd/drbd_vli.h
+++ b/drivers/block/drbd/drbd_vli.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
-*- linux-c -*-
drbd_receiver.c
@@ -7,19 +8,6 @@
Copyright (C) 1999-2008, Philipp Reisner <philipp.reisner@linbit.com>.
Copyright (C) 2002-2008, Lars Ellenberg <lars.ellenberg@linbit.com>.
- drbd is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
-
- drbd is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with drbd; see the file COPYING. If not, write to
- the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef _DRBD_VLI_H
diff --git a/drivers/block/drbd/drbd_worker.c b/drivers/block/drbd/drbd_worker.c
index 6781bcf3ec26..5bdcc70ad589 100644
--- a/drivers/block/drbd/drbd_worker.c
+++ b/drivers/block/drbd/drbd_worker.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
drbd_worker.c
@@ -7,19 +8,6 @@
Copyright (C) 1999-2008, Philipp Reisner <philipp.reisner@linbit.com>.
Copyright (C) 2002-2008, Lars Ellenberg <lars.ellenberg@linbit.com>.
- drbd is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
-
- drbd is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with drbd; see the file COPYING. If not, write to
- the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*/
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index b8998abd86a5..9fb9b312ab6b 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* linux/drivers/block/floppy.c
*
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index 102d79575895..f11b7dc16e9d 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -945,9 +945,20 @@ static int loop_set_fd(struct loop_device *lo, fmode_t mode,
if (!file)
goto out;
+ /*
+ * If we don't hold exclusive handle for the device, upgrade to it
+ * here to avoid changing device under exclusive owner.
+ */
+ if (!(mode & FMODE_EXCL)) {
+ bdgrab(bdev);
+ error = blkdev_get(bdev, mode | FMODE_EXCL, loop_set_fd);
+ if (error)
+ goto out_putf;
+ }
+
error = mutex_lock_killable(&loop_ctl_mutex);
if (error)
- goto out_putf;
+ goto out_bdev;
error = -EBUSY;
if (lo->lo_state != Lo_unbound)
@@ -1012,10 +1023,15 @@ static int loop_set_fd(struct loop_device *lo, fmode_t mode,
mutex_unlock(&loop_ctl_mutex);
if (partscan)
loop_reread_partitions(lo, bdev);
+ if (!(mode & FMODE_EXCL))
+ blkdev_put(bdev, mode | FMODE_EXCL);
return 0;
out_unlock:
mutex_unlock(&loop_ctl_mutex);
+out_bdev:
+ if (!(mode & FMODE_EXCL))
+ blkdev_put(bdev, mode | FMODE_EXCL);
out_putf:
fput(file);
out:
diff --git a/drivers/block/mtip32xx/Makefile b/drivers/block/mtip32xx/Makefile
index 4fbef8c8329b..bff32b5d3c19 100644
--- a/drivers/block/mtip32xx/Makefile
+++ b/drivers/block/mtip32xx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# Makefile for Block device driver for Micron PCIe SSD
#
diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c
index f0105d118056..a14b09ab3a41 100644
--- a/drivers/block/mtip32xx/mtip32xx.c
+++ b/drivers/block/mtip32xx/mtip32xx.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Driver for the Micron P320 SSD
* Copyright (C) 2011 Micron Technology, Inc.
@@ -5,17 +6,6 @@
* Portions of this code were derived from works subjected to the
* following copyright:
* Copyright (C) 2009 Integrated Device Technology, Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
*/
#include <linux/pci.h>
@@ -3686,6 +3676,7 @@ skip_create_disk:
blk_queue_physical_block_size(dd->queue, 4096);
blk_queue_max_hw_sectors(dd->queue, 0xffff);
blk_queue_max_segment_size(dd->queue, 0x400000);
+ dma_set_max_seg_size(&dd->pdev->dev, 0x400000);
blk_queue_io_min(dd->queue, 4096);
/* Set the capacity of the device in 512 byte sectors. */
diff --git a/drivers/block/mtip32xx/mtip32xx.h b/drivers/block/mtip32xx/mtip32xx.h
index 91c1cb5b1532..e22a7f0523bf 100644
--- a/drivers/block/mtip32xx/mtip32xx.h
+++ b/drivers/block/mtip32xx/mtip32xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* mtip32xx.h - Header file for the P320 SSD Block Driver
* Copyright (C) 2011 Micron Technology, Inc.
@@ -5,17 +6,6 @@
* Portions of this code were derived from works subjected to the
* following copyright:
* Copyright (C) 2009 Integrated Device Technology, Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
*/
#ifndef __MTIP32XX_H__
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 053958a8a2ba..3a9bca3aa093 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Network block device - make block devices work over TCP
*
@@ -7,8 +8,6 @@
* Copyright 1997-2000, 2008 Pavel Machek <pavel@ucw.cz>
* Parts copyright 2001 Steven Whitehouse <steve@chygwyn.com>
*
- * This file is released under GPLv2 or later.
- *
* (part of code stolen from loop.c)
*/
diff --git a/drivers/block/null_blk_main.c b/drivers/block/null_blk_main.c
index d7ac09c092f2..447d635c79a2 100644
--- a/drivers/block/null_blk_main.c
+++ b/drivers/block/null_blk_main.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Add configfs and memory store: Kyungchan Koh <kkc6196@fb.com> and
* Shaohua Li <shli@fb.com>
diff --git a/drivers/block/null_blk_zoned.c b/drivers/block/null_blk_zoned.c
index 5d1c261a2cfd..fca0c97ff1aa 100644
--- a/drivers/block/null_blk_zoned.c
+++ b/drivers/block/null_blk_zoned.c
@@ -74,10 +74,6 @@ int null_zone_report(struct gendisk *disk, sector_t sector,
struct nullb_device *dev = nullb->dev;
unsigned int zno, nrz = 0;
- if (!dev->zoned)
- /* Not a zoned null device */
- return -EOPNOTSUPP;
-
zno = null_zone_no(dev, sector);
if (zno < dev->nr_zones) {
nrz = min_t(unsigned int, *nr_zones, dev->nr_zones - zno);
diff --git a/drivers/block/ps3disk.c b/drivers/block/ps3disk.c
index cc61c5ce3ad5..c5c6487a19d5 100644
--- a/drivers/block/ps3disk.c
+++ b/drivers/block/ps3disk.c
@@ -1,21 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* PS3 Disk Storage Driver
*
* Copyright (C) 2007 Sony Computer Entertainment Inc.
* Copyright 2007 Sony Corp.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published
- * by the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <linux/ata.h>
diff --git a/drivers/block/ps3vram.c b/drivers/block/ps3vram.c
index c0c50816a10b..4628e1a27a2b 100644
--- a/drivers/block/ps3vram.c
+++ b/drivers/block/ps3vram.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* ps3vram - Use extra PS3 video ram as block device.
*
@@ -766,7 +767,7 @@ static int ps3vram_probe(struct ps3_system_bus_device *dev)
strlcpy(gendisk->disk_name, DEVICE_NAME, sizeof(gendisk->disk_name));
set_capacity(gendisk, priv->size >> 9);
- dev_info(&dev->core, "%s: Using %lu MiB of GPU memory\n",
+ dev_info(&dev->core, "%s: Using %llu MiB of GPU memory\n",
gendisk->disk_name, get_capacity(gendisk) >> 11);
device_add_disk(&dev->core, gendisk, NULL);
diff --git a/drivers/block/rsxx/Makefile b/drivers/block/rsxx/Makefile
index b1c53c0aa450..7ef158099d33 100644
--- a/drivers/block/rsxx/Makefile
+++ b/drivers/block/rsxx/Makefile
@@ -1,2 +1,3 @@
+# SPDX-License-Identifier: GPL-2.0-only
obj-$(CONFIG_BLK_DEV_RSXX) += rsxx.o
rsxx-objs := config.o core.o cregs.o dev.o dma.o
diff --git a/drivers/block/rsxx/config.c b/drivers/block/rsxx/config.c
index 10cd530d3e10..11ed1d9646b9 100644
--- a/drivers/block/rsxx/config.c
+++ b/drivers/block/rsxx/config.c
@@ -1,25 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Filename: config.c
*
-*
* Authors: Joshua Morris <josh.h.morris@us.ibm.com>
* Philip Kelleher <pjk1939@linux.vnet.ibm.com>
*
* (C) Copyright 2013 IBM Corporation
-*
-* This program is free software; you can redistribute it and/or
-* modify it under the terms of the GNU General Public License as
-* published by the Free Software Foundation; either version 2 of the
-* License, or (at your option) any later version.
-*
-* This program is distributed in the hope that it will be useful, but
-* WITHOUT ANY WARRANTY; without even the implied warranty of
-* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-* General Public License for more details.
-*
-* You should have received a copy of the GNU General Public License
-* along with this program; if not, write to the Free Software Foundation,
-* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/types.h>
diff --git a/drivers/block/rsxx/core.c b/drivers/block/rsxx/core.c
index 898d522e8338..76b73ddf8fd7 100644
--- a/drivers/block/rsxx/core.c
+++ b/drivers/block/rsxx/core.c
@@ -1,25 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Filename: core.c
*
-*
* Authors: Joshua Morris <josh.h.morris@us.ibm.com>
* Philip Kelleher <pjk1939@linux.vnet.ibm.com>
*
* (C) Copyright 2013 IBM Corporation
-*
-* This program is free software; you can redistribute it and/or
-* modify it under the terms of the GNU General Public License as
-* published by the Free Software Foundation; either version 2 of the
-* License, or (at your option) any later version.
-*
-* This program is distributed in the hope that it will be useful, but
-* WITHOUT ANY WARRANTY; without even the implied warranty of
-* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-* General Public License for more details.
-*
-* You should have received a copy of the GNU General Public License
-* along with this program; if not, write to the Free Software Foundation,
-* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/kernel.h>
@@ -781,7 +767,6 @@ static int rsxx_pci_probe(struct pci_dev *dev,
goto failed_enable;
pci_set_master(dev);
- dma_set_max_seg_size(&dev->dev, RSXX_HW_BLK_SIZE);
st = dma_set_mask(&dev->dev, DMA_BIT_MASK(64));
if (st) {
diff --git a/drivers/block/rsxx/cregs.c b/drivers/block/rsxx/cregs.c
index d9a8758682c9..60ecd3f7cbd2 100644
--- a/drivers/block/rsxx/cregs.c
+++ b/drivers/block/rsxx/cregs.c
@@ -1,25 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Filename: cregs.c
*
-*
* Authors: Joshua Morris <josh.h.morris@us.ibm.com>
* Philip Kelleher <pjk1939@linux.vnet.ibm.com>
*
* (C) Copyright 2013 IBM Corporation
-*
-* This program is free software; you can redistribute it and/or
-* modify it under the terms of the GNU General Public License as
-* published by the Free Software Foundation; either version 2 of the
-* License, or (at your option) any later version.
-*
-* This program is distributed in the hope that it will be useful, but
-* WITHOUT ANY WARRANTY; without even the implied warranty of
-* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-* General Public License for more details.
-*
-* You should have received a copy of the GNU General Public License
-* along with this program; if not, write to the Free Software Foundation,
-* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/completion.h>
diff --git a/drivers/block/rsxx/dev.c b/drivers/block/rsxx/dev.c
index 3894aa0f350b..c47d28b2ce44 100644
--- a/drivers/block/rsxx/dev.c
+++ b/drivers/block/rsxx/dev.c
@@ -1,25 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Filename: dev.c
*
-*
* Authors: Joshua Morris <josh.h.morris@us.ibm.com>
* Philip Kelleher <pjk1939@linux.vnet.ibm.com>
*
* (C) Copyright 2013 IBM Corporation
-*
-* This program is free software; you can redistribute it and/or
-* modify it under the terms of the GNU General Public License as
-* published by the Free Software Foundation; either version 2 of the
-* License, or (at your option) any later version.
-*
-* This program is distributed in the hope that it will be useful, but
-* WITHOUT ANY WARRANTY; without even the implied warranty of
-* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-* General Public License for more details.
-*
-* You should have received a copy of the GNU General Public License
-* along with this program; if not, write to the Free Software Foundation,
-* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/kernel.h>
diff --git a/drivers/block/rsxx/dma.c b/drivers/block/rsxx/dma.c
index af9cf0215164..111eb659e66d 100644
--- a/drivers/block/rsxx/dma.c
+++ b/drivers/block/rsxx/dma.c
@@ -1,25 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Filename: dma.c
*
-*
* Authors: Joshua Morris <josh.h.morris@us.ibm.com>
* Philip Kelleher <pjk1939@linux.vnet.ibm.com>
*
* (C) Copyright 2013 IBM Corporation
-*
-* This program is free software; you can redistribute it and/or
-* modify it under the terms of the GNU General Public License as
-* published by the Free Software Foundation; either version 2 of the
-* License, or (at your option) any later version.
-*
-* This program is distributed in the hope that it will be useful, but
-* WITHOUT ANY WARRANTY; without even the implied warranty of
-* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-* General Public License for more details.
-*
-* You should have received a copy of the GNU General Public License
-* along with this program; if not, write to the Free Software Foundation,
-* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/slab.h>
diff --git a/drivers/block/rsxx/rsxx.h b/drivers/block/rsxx/rsxx.h
index 24ba3642bd89..4f84905a6fd2 100644
--- a/drivers/block/rsxx/rsxx.h
+++ b/drivers/block/rsxx/rsxx.h
@@ -1,25 +1,11 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Filename: rsxx.h
*
-*
* Authors: Joshua Morris <josh.h.morris@us.ibm.com>
* Philip Kelleher <pjk1939@linux.vnet.ibm.com>
*
* (C) Copyright 2013 IBM Corporation
-*
-* This program is free software; you can redistribute it and/or
-* modify it under the terms of the GNU General Public License as
-* published by the Free Software Foundation; either version 2 of the
-* License, or (at your option) any later version.
-*
-* This program is distributed in the hope that it will be useful, but
-* WITHOUT ANY WARRANTY; without even the implied warranty of
-* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-* General Public License for more details.
-*
-* You should have received a copy of the GNU General Public License
-* along with this program; if not, write to the Free Software Foundation,
-* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __RSXX_H__
diff --git a/drivers/block/rsxx/rsxx_cfg.h b/drivers/block/rsxx/rsxx_cfg.h
index f384c943846d..2b79015f5849 100644
--- a/drivers/block/rsxx/rsxx_cfg.h
+++ b/drivers/block/rsxx/rsxx_cfg.h
@@ -1,25 +1,11 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Filename: rsXX_cfg.h
*
-*
* Authors: Joshua Morris <josh.h.morris@us.ibm.com>
* Philip Kelleher <pjk1939@linux.vnet.ibm.com>
*
* (C) Copyright 2013 IBM Corporation
-*
-* This program is free software; you can redistribute it and/or
-* modify it under the terms of the GNU General Public License as
-* published by the Free Software Foundation; either version 2 of the
-* License, or (at your option) any later version.
-*
-* This program is distributed in the hope that it will be useful, but
-* WITHOUT ANY WARRANTY; without even the implied warranty of
-* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-* General Public License for more details.
-*
-* You should have received a copy of the GNU General Public License
-* along with this program; if not, write to the Free Software Foundation,
-* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __RSXX_CFG_H__
diff --git a/drivers/block/rsxx/rsxx_priv.h b/drivers/block/rsxx/rsxx_priv.h
index 277f27e673a2..4861669e5786 100644
--- a/drivers/block/rsxx/rsxx_priv.h
+++ b/drivers/block/rsxx/rsxx_priv.h
@@ -1,25 +1,11 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Filename: rsxx_priv.h
*
-*
* Authors: Joshua Morris <josh.h.morris@us.ibm.com>
* Philip Kelleher <pjk1939@linux.vnet.ibm.com>
*
* (C) Copyright 2013 IBM Corporation
-*
-* This program is free software; you can redistribute it and/or
-* modify it under the terms of the GNU General Public License as
-* published by the Free Software Foundation; either version 2 of the
-* License, or (at your option) any later version.
-*
-* This program is distributed in the hope that it will be useful, but
-* WITHOUT ANY WARRANTY; without even the implied warranty of
-* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-* General Public License for more details.
-*
-* You should have received a copy of the GNU General Public License
-* along with this program; if not, write to the Free Software Foundation,
-* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __RSXX_PRIV_H__
diff --git a/drivers/block/skd_main.c b/drivers/block/skd_main.c
index 7d3ad6c22ee5..c479235862e5 100644
--- a/drivers/block/skd_main.c
+++ b/drivers/block/skd_main.c
@@ -1,12 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Driver for sTec s1120 PCIe SSDs. sTec was acquired in 2013 by HGST and HGST
* was acquired by Western Digital in 2012.
*
* Copyright 2012 sTec, Inc.
* Copyright (c) 2017 Western Digital Corporation or its affiliates.
- *
- * This file is part of the Linux kernel, and is made available under
- * the terms of the GNU General Public License version 2.
*/
#include <linux/kernel.h>
diff --git a/drivers/block/skd_s1120.h b/drivers/block/skd_s1120.h
index de35f47e953c..c30bb98c7cd2 100644
--- a/drivers/block/skd_s1120.h
+++ b/drivers/block/skd_s1120.h
@@ -1,9 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright 2012 STEC, Inc.
* Copyright (c) 2017 Western Digital Corporation or its affiliates.
- *
- * This file is part of the Linux kernel, and is made available under
- * the terms of the GNU General Public License version 2.
*/
diff --git a/drivers/block/sunvdc.c b/drivers/block/sunvdc.c
index 26937ba28f78..6b2fd630de85 100644
--- a/drivers/block/sunvdc.c
+++ b/drivers/block/sunvdc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/* sunvdc.c: Sun LDOM Virtual Disk Client.
*
* Copyright (C) 2007, 2008 David S. Miller <davem@davemloft.net>
diff --git a/drivers/block/swim.c b/drivers/block/swim.c
index 67b5ec281c6d..4c297f69171d 100644
--- a/drivers/block/swim.c
+++ b/drivers/block/swim.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Driver for SWIM (Sander Woz Integrated Machine) floppy controller
*
@@ -7,11 +8,6 @@
* based on SWIM3 driver (c) Paul Mackerras, 1996
* based on netBSD IWM driver (c) 1997, 1998 Hauke Fath.
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* 2004-08-21 (lv) - Initial implementation
* 2008-10-30 (lv) - Port to 2.6
*/
diff --git a/drivers/block/swim3.c b/drivers/block/swim3.c
index cf42729c788e..aa77eb5fb7de 100644
--- a/drivers/block/swim3.c
+++ b/drivers/block/swim3.c
@@ -1,13 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Driver for the SWIM3 (Super Woz Integrated Machine 3)
* floppy controller found on Power Macintoshes.
*
* Copyright (C) 1996 Paul Mackerras.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
/*
diff --git a/drivers/block/swim_asm.S b/drivers/block/swim_asm.S
index c9668206857b..3d7a2d87595a 100644
--- a/drivers/block/swim_asm.S
+++ b/drivers/block/swim_asm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* low-level functions for the SWIM floppy controller
*
@@ -9,11 +10,6 @@
* based on Alastair Bridgewater SWIM analysis, 2001
* based on netBSD IWM driver (c) 1997, 1998 Hauke Fath.
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* 2004-08-21 (lv) - Initial implementation
* 2008-11-05 (lv) - add get_swim_mode
*/
diff --git a/drivers/block/umem.c b/drivers/block/umem.c
index aa035cf8a51d..1f3f9e0f02a8 100644
--- a/drivers/block/umem.c
+++ b/drivers/block/umem.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* mm.c - Micro Memory(tm) PCI memory board block device driver - v2.3
*
@@ -8,10 +9,6 @@
* This driver for the Micro Memory PCI Memory Module with Battery Backup
* is Copyright Micro Memory Inc 2001-2002. All rights reserved.
*
- * This driver is released to the public under the terms of the
- * GNU GENERAL PUBLIC LICENSE version 2
- * See the file COPYING for details.
- *
* This driver provides a standard block device interface for Micro Memory(tm)
* PCI based RAM boards.
* 10/05/01: Phap Nguyen - Rebuilt the driver
diff --git a/drivers/block/umem.h b/drivers/block/umem.h
index 375c68974c9a..58384978ff05 100644
--- a/drivers/block/umem.h
+++ b/drivers/block/umem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* This file contains defines for the
@@ -5,8 +6,6 @@
* family PCI Memory Module with Battery Backup.
*
* Copyright Micro Memory INC 2001. All rights reserved.
- * Release under the terms of the GNU GENERAL PUBLIC LICENSE version 2.
- * See the file COPYING.
*/
#ifndef _DRIVERS_BLOCK_MM_H
diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
index f1d90cd3dc47..7ffd719d89de 100644
--- a/drivers/block/virtio_blk.c
+++ b/drivers/block/virtio_blk.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
//#define DEBUG
#include <linux/spinlock.h>
#include <linux/slab.h>
diff --git a/drivers/block/xen-blkback/Makefile b/drivers/block/xen-blkback/Makefile
index e491c1b76878..b0ea5ab5b9a1 100644
--- a/drivers/block/xen-blkback/Makefile
+++ b/drivers/block/xen-blkback/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
obj-$(CONFIG_XEN_BLKDEV_BACKEND) := xen-blkback.o
xen-blkback-y := blkback.o xenbus.o
diff --git a/drivers/block/xen-blkback/xenbus.c b/drivers/block/xen-blkback/xenbus.c
index 24896ffb04ed..3ac6a5d18071 100644
--- a/drivers/block/xen-blkback/xenbus.c
+++ b/drivers/block/xen-blkback/xenbus.c
@@ -1,16 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/* Xenbus code for blkif backend
Copyright (C) 2005 Rusty Russell <rusty@rustcorp.com.au>
Copyright (C) 2005 XenSource Ltd
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
*/
diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
index d43a5677ccbc..a74d03913822 100644
--- a/drivers/block/xen-blkfront.c
+++ b/drivers/block/xen-blkfront.c
@@ -1310,11 +1310,11 @@ static void blkif_free_ring(struct blkfront_ring_info *rinfo)
}
free_shadow:
- kfree(rinfo->shadow[i].grants_used);
+ kvfree(rinfo->shadow[i].grants_used);
rinfo->shadow[i].grants_used = NULL;
- kfree(rinfo->shadow[i].indirect_grants);
+ kvfree(rinfo->shadow[i].indirect_grants);
rinfo->shadow[i].indirect_grants = NULL;
- kfree(rinfo->shadow[i].sg);
+ kvfree(rinfo->shadow[i].sg);
rinfo->shadow[i].sg = NULL;
}
@@ -1353,7 +1353,7 @@ static void blkif_free(struct blkfront_info *info, int suspend)
for (i = 0; i < info->nr_rings; i++)
blkif_free_ring(&info->rinfo[i]);
- kfree(info->rinfo);
+ kvfree(info->rinfo);
info->rinfo = NULL;
info->nr_rings = 0;
}
@@ -1914,9 +1914,9 @@ static int negotiate_mq(struct blkfront_info *info)
if (!info->nr_rings)
info->nr_rings = 1;
- info->rinfo = kcalloc(info->nr_rings,
- sizeof(struct blkfront_ring_info),
- GFP_KERNEL);
+ info->rinfo = kvcalloc(info->nr_rings,
+ sizeof(struct blkfront_ring_info),
+ GFP_KERNEL);
if (!info->rinfo) {
xenbus_dev_fatal(info->xbdev, -ENOMEM, "allocating ring_info structure");
info->nr_rings = 0;
@@ -2232,17 +2232,17 @@ static int blkfront_setup_indirect(struct blkfront_ring_info *rinfo)
for (i = 0; i < BLK_RING_SIZE(info); i++) {
rinfo->shadow[i].grants_used =
- kcalloc(grants,
- sizeof(rinfo->shadow[i].grants_used[0]),
- GFP_NOIO);
- rinfo->shadow[i].sg = kcalloc(psegs,
- sizeof(rinfo->shadow[i].sg[0]),
- GFP_NOIO);
+ kvcalloc(grants,
+ sizeof(rinfo->shadow[i].grants_used[0]),
+ GFP_NOIO);
+ rinfo->shadow[i].sg = kvcalloc(psegs,
+ sizeof(rinfo->shadow[i].sg[0]),
+ GFP_NOIO);
if (info->max_indirect_segments)
rinfo->shadow[i].indirect_grants =
- kcalloc(INDIRECT_GREFS(grants),
- sizeof(rinfo->shadow[i].indirect_grants[0]),
- GFP_NOIO);
+ kvcalloc(INDIRECT_GREFS(grants),
+ sizeof(rinfo->shadow[i].indirect_grants[0]),
+ GFP_NOIO);
if ((rinfo->shadow[i].grants_used == NULL) ||
(rinfo->shadow[i].sg == NULL) ||
(info->max_indirect_segments &&
@@ -2256,11 +2256,11 @@ static int blkfront_setup_indirect(struct blkfront_ring_info *rinfo)
out_of_memory:
for (i = 0; i < BLK_RING_SIZE(info); i++) {
- kfree(rinfo->shadow[i].grants_used);
+ kvfree(rinfo->shadow[i].grants_used);
rinfo->shadow[i].grants_used = NULL;
- kfree(rinfo->shadow[i].sg);
+ kvfree(rinfo->shadow[i].sg);
rinfo->shadow[i].sg = NULL;
- kfree(rinfo->shadow[i].indirect_grants);
+ kvfree(rinfo->shadow[i].indirect_grants);
rinfo->shadow[i].indirect_grants = NULL;
}
if (!list_empty(&rinfo->indirect_pages)) {
diff --git a/drivers/block/xsysace.c b/drivers/block/xsysace.c
index 464c9092bc8b..5d8e0ab3f054 100644
--- a/drivers/block/xsysace.c
+++ b/drivers/block/xsysace.c
@@ -1,11 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Xilinx SystemACE device driver
*
* Copyright 2007 Secret Lab Technologies Ltd.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation.
*/
/*
diff --git a/drivers/block/zram/Makefile b/drivers/block/zram/Makefile
index 9e2b79e9a990..de9e457907b1 100644
--- a/drivers/block/zram/Makefile
+++ b/drivers/block/zram/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
zram-y := zcomp.o zram_drv.o
obj-$(CONFIG_ZRAM) += zram.o
diff --git a/drivers/block/zram/zcomp.c b/drivers/block/zram/zcomp.c
index 4d9a38890965..1a8564a79d8d 100644
--- a/drivers/block/zram/zcomp.c
+++ b/drivers/block/zram/zcomp.c
@@ -1,10 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2014 Sergey Senozhatsky.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/kernel.h>
diff --git a/drivers/block/zram/zcomp.h b/drivers/block/zram/zcomp.h
index 41c1002a7d7d..1806475b919d 100644
--- a/drivers/block/zram/zcomp.h
+++ b/drivers/block/zram/zcomp.h
@@ -1,10 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (C) 2014 Sergey Senozhatsky.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#ifndef _ZCOMP_H_