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-rw-r--r--drivers/acpi/processor_core.c2
-rw-r--r--drivers/gpu/drm/radeon/radeon_cp.c4
-rw-r--r--drivers/ide/ide-cd.c2
-rw-r--r--drivers/md/bitmap.c45
-rw-r--r--drivers/md/md.c2
-rw-r--r--drivers/media/video/dabusb.c1
-rw-r--r--drivers/mtd/mtdchar.c16
-rw-r--r--drivers/scsi/sd.c2
-rw-r--r--drivers/scsi/sr.c2
9 files changed, 58 insertions, 18 deletions
diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c
index d3f0a62efcc1..ee68ac54c0d4 100644
--- a/drivers/acpi/processor_core.c
+++ b/drivers/acpi/processor_core.c
@@ -138,7 +138,7 @@ static struct dmi_system_id __cpuinitdata processor_idle_dmi_table[] = {
{
set_no_mwait, "Extensa 5220", {
DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies LTD"),
- DMI_MATCH(DMI_SYS_VENDOR, "ACER"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_VERSION, "0100"),
DMI_MATCH(DMI_BOARD_NAME, "Columbia") }, NULL},
{},
diff --git a/drivers/gpu/drm/radeon/radeon_cp.c b/drivers/gpu/drm/radeon/radeon_cp.c
index 3331f88dcfb6..248ab4a7d39f 100644
--- a/drivers/gpu/drm/radeon/radeon_cp.c
+++ b/drivers/gpu/drm/radeon/radeon_cp.c
@@ -223,7 +223,7 @@ static int radeon_do_wait_for_fifo(drm_radeon_private_t * dev_priv, int entries)
return 0;
DRM_UDELAY(1);
}
- DRM_INFO("wait for fifo failed status : 0x%08X 0x%08X\n",
+ DRM_DEBUG("wait for fifo failed status : 0x%08X 0x%08X\n",
RADEON_READ(RADEON_RBBM_STATUS),
RADEON_READ(R300_VAP_CNTL_STATUS));
@@ -252,7 +252,7 @@ static int radeon_do_wait_for_idle(drm_radeon_private_t * dev_priv)
}
DRM_UDELAY(1);
}
- DRM_INFO("wait idle failed status : 0x%08X 0x%08X\n",
+ DRM_DEBUG("wait idle failed status : 0x%08X 0x%08X\n",
RADEON_READ(RADEON_RBBM_STATUS),
RADEON_READ(R300_VAP_CNTL_STATUS));
diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c
index 49a8c589e346..f1489999cf91 100644
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -1933,6 +1933,7 @@ static void ide_cd_remove(ide_drive_t *drive)
ide_proc_unregister_driver(drive, info->driver);
+ blk_unregister_filter(info->disk);
del_gendisk(info->disk);
ide_cd_put(info);
@@ -2158,6 +2159,7 @@ static int ide_cd_probe(ide_drive_t *drive)
g->fops = &idecd_ops;
g->flags |= GENHD_FL_REMOVABLE;
add_disk(g);
+ blk_register_filter(g);
return 0;
out_free_cd:
diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c
index 7e65bad522cb..ac89a5deaca2 100644
--- a/drivers/md/bitmap.c
+++ b/drivers/md/bitmap.c
@@ -238,15 +238,47 @@ static struct page *read_sb_page(mddev_t *mddev, long offset, unsigned long inde
}
+static mdk_rdev_t *next_active_rdev(mdk_rdev_t *rdev, mddev_t *mddev)
+{
+ /* Iterate the disks of an mddev, using rcu to protect access to the
+ * linked list, and raising the refcount of devices we return to ensure
+ * they don't disappear while in use.
+ * As devices are only added or removed when raid_disk is < 0 and
+ * nr_pending is 0 and In_sync is clear, the entries we return will
+ * still be in the same position on the list when we re-enter
+ * list_for_each_continue_rcu.
+ */
+ struct list_head *pos;
+ rcu_read_lock();
+ if (rdev == NULL)
+ /* start at the beginning */
+ pos = &mddev->disks;
+ else {
+ /* release the previous rdev and start from there. */
+ rdev_dec_pending(rdev, mddev);
+ pos = &rdev->same_set;
+ }
+ list_for_each_continue_rcu(pos, &mddev->disks) {
+ rdev = list_entry(pos, mdk_rdev_t, same_set);
+ if (rdev->raid_disk >= 0 &&
+ test_bit(In_sync, &rdev->flags) &&
+ !test_bit(Faulty, &rdev->flags)) {
+ /* this is a usable devices */
+ atomic_inc(&rdev->nr_pending);
+ rcu_read_unlock();
+ return rdev;
+ }
+ }
+ rcu_read_unlock();
+ return NULL;
+}
+
static int write_sb_page(struct bitmap *bitmap, struct page *page, int wait)
{
- mdk_rdev_t *rdev;
+ mdk_rdev_t *rdev = NULL;
mddev_t *mddev = bitmap->mddev;
- rcu_read_lock();
- rdev_for_each_rcu(rdev, mddev)
- if (test_bit(In_sync, &rdev->flags)
- && !test_bit(Faulty, &rdev->flags)) {
+ while ((rdev = next_active_rdev(rdev, mddev)) != NULL) {
int size = PAGE_SIZE;
if (page->index == bitmap->file_pages-1)
size = roundup(bitmap->last_page_size,
@@ -281,8 +313,7 @@ static int write_sb_page(struct bitmap *bitmap, struct page *page, int wait)
+ page->index * (PAGE_SIZE/512),
size,
page);
- }
- rcu_read_unlock();
+ }
if (wait)
md_super_wait(mddev);
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 8cfadc5bd2ba..4790c83d78d0 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -3841,8 +3841,6 @@ static int do_md_stop(mddev_t * mddev, int mode, int is_open)
del_timer_sync(&mddev->safemode_timer);
- invalidate_partition(disk, 0);
-
switch(mode) {
case 1: /* readonly */
err = -ENXIO;
diff --git a/drivers/media/video/dabusb.c b/drivers/media/video/dabusb.c
index 48f4b92a8f8b..79faedf58521 100644
--- a/drivers/media/video/dabusb.c
+++ b/drivers/media/video/dabusb.c
@@ -403,6 +403,7 @@ static int dabusb_fpga_download (pdabusb_t s, const char *fname)
ret = request_firmware(&fw, "dabusb/bitstream.bin", &s->usbdev->dev);
if (ret) {
err("Failed to load \"dabusb/bitstream.bin\": %d\n", ret);
+ kfree(b);
return ret;
}
diff --git a/drivers/mtd/mtdchar.c b/drivers/mtd/mtdchar.c
index d2f331876e4c..e00d424e6575 100644
--- a/drivers/mtd/mtdchar.c
+++ b/drivers/mtd/mtdchar.c
@@ -410,16 +410,20 @@ static int mtd_ioctl(struct inode *inode, struct file *file,
case MEMGETREGIONINFO:
{
- struct region_info_user ur;
+ uint32_t ur_idx;
+ struct mtd_erase_region_info *kr;
+ struct region_info_user *ur = (struct region_info_user *) argp;
- if (copy_from_user(&ur, argp, sizeof(struct region_info_user)))
+ if (get_user(ur_idx, &(ur->regionindex)))
return -EFAULT;
- if (ur.regionindex >= mtd->numeraseregions)
- return -EINVAL;
- if (copy_to_user(argp, &(mtd->eraseregions[ur.regionindex]),
- sizeof(struct mtd_erase_region_info)))
+ kr = &(mtd->eraseregions[ur_idx]);
+
+ if (put_user(kr->offset, &(ur->offset))
+ || put_user(kr->erasesize, &(ur->erasesize))
+ || put_user(kr->numblocks, &(ur->numblocks)))
return -EFAULT;
+
break;
}
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index e5e7d7856454..2a2bc89aba83 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -1875,6 +1875,7 @@ static int sd_probe(struct device *dev)
dev_set_drvdata(dev, sdkp);
add_disk(gd);
+ blk_register_filter(gd);
sd_dif_config_host(sdkp);
sd_printk(KERN_NOTICE, sdkp, "Attached SCSI %sdisk\n",
@@ -1908,6 +1909,7 @@ static int sd_remove(struct device *dev)
struct scsi_disk *sdkp = dev_get_drvdata(dev);
device_del(&sdkp->dev);
+ blk_unregister_filter(sdkp->disk);
del_gendisk(sdkp->disk);
sd_shutdown(dev);
diff --git a/drivers/scsi/sr.c b/drivers/scsi/sr.c
index 27f5bfd1def3..3292965bfd84 100644
--- a/drivers/scsi/sr.c
+++ b/drivers/scsi/sr.c
@@ -656,6 +656,7 @@ static int sr_probe(struct device *dev)
dev_set_drvdata(dev, cd);
disk->flags |= GENHD_FL_REMOVABLE;
add_disk(disk);
+ blk_register_filter(disk);
sdev_printk(KERN_DEBUG, sdev,
"Attached scsi CD-ROM %s\n", cd->cdi.name);
@@ -894,6 +895,7 @@ static int sr_remove(struct device *dev)
{
struct scsi_cd *cd = dev_get_drvdata(dev);
+ blk_unregister_filter(cd->disk);
del_gendisk(cd->disk);
mutex_lock(&sr_ref_mutex);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-24 21:53:19 +0000