| Age | Commit message (Collapse) | Author | Files | Lines |
|---|
|
Bus errors from userspace on ARCompact based cores are handled by core
as a high priority L2 interrupt but current code treated it as interrupt
Handling an interrupt like exception is certainly not going to go unnoticed.
(and it worked so far as we never saw a Bus error from userspace until
IPPK guys tested a DDR controller with ECC error detection etc hence
needed to explicitly trigger/handle such errors)
- So move mem_service exception handler from common code into ARCv2 code.
- In ARCompact code, define mem_service as L2 interrupt handler which
just drops down to pure kernel mode and goes of to enqueue SIGBUS
Reported-by: Nelson Pereira <npereira@synopsys.com>
Tested-by: Ana Martins <amartins@synopsys.com>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
|
|
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/olof/chrome-platform
Pull chrome platform updates from Olof Johansson:
"Here's the branch of chrome platform changes for v4.4. Some have been
queued up for the full 4.3 release cycle since I forgot to send them
in for that round (rebased early on to deal with fixes conflicts).
Most of these enable EC communication stuff -- Pixel 2015 support,
enabling building for ARM64 platforms, and a few fixes for memory
leaks.
There's also a patch in here to allow reading/writing the verified
boot context, which depends on a sysfs patch acked by Greg"
* tag 'chrome-platform-4.4' of git://git.kernel.org/pub/scm/linux/kernel/git/olof/chrome-platform:
platform/chrome: Fix i2c-designware adapter name
platform/chrome: Support reading/writing the vboot context
sysfs: Support is_visible() on binary attributes
platform/chrome: cros_ec: Fix possible leak in led_rgb_store()
platform/chrome: cros_ec: Fix leak in sequence_store()
platform/chrome: Enable Chrome platforms on 64-bit ARM
platform/chrome: cros_ec_dev - Add a platform device ID table
platform/chrome: cros_ec_lpc - Add support for Google Pixel 2
platform/chrome: cros_ec_lpc - Use existing function to check EC result
platform/chrome: Make depends on MFD_CROS_EC instead CROS_EC_PROTO
Revert "platform/chrome: Don't make CHROME_PLATFORMS depends on X86 || ARM"
|
|
git://git.infradead.org/users/dvhart/linux-platform-drivers-x86
Pull another x86 platform driver update from Darren Hart:
"Support for the unfortunately rather unique ESC key on the Ideapad
Yoga 3 and two DMI matches for rfkill support. Solitary fix for
potential missed errors for asus-wmi. Downgrade a thinkpad_acpi
message to info.
asus-wmi:
- fix error handling in store_sys_wmi()
ideapad-laptop:
- Add Lenovo Yoga 900 to no_hw_rfkill dmi list
- include Yoga 3 1170 in add rfkill whitelist
- add support for Yoga 3 ESC key
thinkpad_acpi:
- Don't yell on unsupported brightness interfaces"
* tag 'platform-drivers-x86-v4.4-2' of git://git.infradead.org/users/dvhart/linux-platform-drivers-x86:
asus-wmi: fix error handling in store_sys_wmi()
ideapad-laptop: Add Lenovo Yoga 900 to no_hw_rfkill dmi list
ideapad-laptop: include Yoga 3 1170 in add rfkill whitelist
ideapad-laptop: add support for Yoga 3 ESC key
thinkpad_acpi: Don't yell on unsupported brightness interfaces
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull more input updates from Dmitry Torokhov:
"An update to the tsc2005 driver that allows it to also support tsc2004
(basically the same controller, but uses i2c instead of spi bus), and
a couple of bug fixes"
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input:
Input: parkbd - drop bogus __init from parkbd_allocate_serio()
Input: elantech - add Fujitsu Lifebook U745 to force crc_enabled
Input: tsc2004 - add support for tsc2004
Input: tsc200x-core - rename functions and variables
Input: tsc2005 - separate SPI and core functions
|
|
Pull final round of SCSI updates from James Bottomley:
"Sorry for the delay in this patch which was mostly caused by getting
the merger of the mpt2/mpt3sas driver, which was seen as an essential
item of maintenance work to do before the drivers diverge too much.
Unfortunately, this caused a compile failure (detected by linux-next),
which then had to be fixed up and incubated.
In addition to the mpt2/3sas rework, there are updates from pm80xx,
lpfc, bnx2fc, hpsa, ipr, aacraid, megaraid_sas, storvsc and ufs plus
an assortment of changes including some year 2038 issues, a fix for a
remove before detach issue in some drivers and a couple of other minor
issues"
* tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: (141 commits)
mpt3sas: fix inline markers on non inline function declarations
sd: Clear PS bit before Mode Select.
ibmvscsi: set max_lun to 32
ibmvscsi: display default value for max_id, max_lun and max_channel.
mptfusion: don't allow negative bytes in kbuf_alloc_2_sgl()
scsi: pmcraid: replace struct timeval with ktime_get_real_seconds()
mvumi: 64bit value for seconds_since1970
be2iscsi: Fix bogus WARN_ON length check
scsi_scan: don't dump trace when scsi_prep_async_scan() is called twice
mpt3sas: Bump mpt3sas driver version to 09.102.00.00
mpt3sas: Single driver module which supports both SAS 2.0 & SAS 3.0 HBAs
mpt2sas, mpt3sas: Update the driver versions
mpt3sas: setpci reset kernel oops fix
mpt3sas: Added OEM Gen2 PnP ID branding names
mpt3sas: Refcount fw_events and fix unsafe list usage
mpt3sas: Refcount sas_device objects and fix unsafe list usage
mpt3sas: sysfs attribute to report Backup Rail Monitor Status
mpt3sas: Ported WarpDrive product SSS6200 support
mpt3sas: fix for driver fails EEH, recovery from injected pci bus error
mpt3sas: Manage MSI-X vectors according to HBA device type
...
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending
Pull SCSI target updates from Nicholas Bellinger:
"This series contains HCH's changes to absorb configfs attribute
->show() + ->store() function pointer usage from it's original
tree-wide consumers, into common configfs code.
It includes usb-gadget, target w/ drivers, netconsole and ocfs2
changes to realize the improved simplicity, that now renders the
original include/target/configfs_macros.h CPP magic for fabric drivers
and others, unnecessary and obsolete.
And with common code in place, new configfs attributes can be added
easier than ever before.
Note, there are further improvements in-flight from other folks for
v4.5 code in configfs land, plus number of target fixes for post -rc1
code"
In the meantime, a new user of the now-removed old configfs API came in
through the char/misc tree in commit 7bd1d4093c2f ("stm class: Introduce
an abstraction for System Trace Module devices").
This merge resolution comes from Alexander Shishkin, who updated his stm
class tracing abstraction to account for the removal of the old
show_attribute and store_attribute methods in commit 517982229f78
("configfs: remove old API") from this pull. As Alexander says about
that patch:
"There's no need to keep an extra wrapper structure per item and the
awkward show_attribute/store_attribute item ops are no longer needed.
This patch converts policy code to the new api, all the while making
the code quite a bit smaller and easier on the eyes.
Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com>"
That patch was folded into the merge so that the tree should be fully
bisectable.
* 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending: (23 commits)
configfs: remove old API
ocfs2/cluster: use per-attribute show and store methods
ocfs2/cluster: move locking into attribute store methods
netconsole: use per-attribute show and store methods
target: use per-attribute show and store methods
spear13xx_pcie_gadget: use per-attribute show and store methods
dlm: use per-attribute show and store methods
usb-gadget/f_serial: use per-attribute show and store methods
usb-gadget/f_phonet: use per-attribute show and store methods
usb-gadget/f_obex: use per-attribute show and store methods
usb-gadget/f_uac2: use per-attribute show and store methods
usb-gadget/f_uac1: use per-attribute show and store methods
usb-gadget/f_mass_storage: use per-attribute show and store methods
usb-gadget/f_sourcesink: use per-attribute show and store methods
usb-gadget/f_printer: use per-attribute show and store methods
usb-gadget/f_midi: use per-attribute show and store methods
usb-gadget/f_loopback: use per-attribute show and store methods
usb-gadget/ether: use per-attribute show and store methods
usb-gadget/f_acm: use per-attribute show and store methods
usb-gadget/f_hid: use per-attribute show and store methods
...
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull vfs xattr cleanups from Al Viro.
* 'for-linus-3' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
f2fs: xattr simplifications
squashfs: xattr simplifications
9p: xattr simplifications
xattr handlers: Pass handler to operations instead of flags
jffs2: Add missing capability check for listing trusted xattrs
hfsplus: Remove unused xattr handler list operations
ubifs: Remove unused security xattr handler
vfs: Fix the posix_acl_xattr_list return value
vfs: Check attribute names in posix acl xattr handers
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm
Pull libnvdimm fixes from Dan Williams:
- three fixes tagged for -stable including a crash fix, simple
performance tweak, and an invalid i/o error.
- build regression fix for the nvdimm unit tests
- nvdimm documentation update
* 'libnvdimm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm:
dax: fix __dax_pmd_fault crash
libnvdimm: documentation clarifications
libnvdimm, pmem: fix size trim in pmem_direct_access()
libnvdimm, e820: fix numa node for e820-type-12 pmem ranges
tools/testing/nvdimm, acpica: fix flag rename build breakage
|
|
Now that the xattr handler is passed to the xattr handler operations, we
have access to the attribute name prefix, so simplify
f2fs_xattr_generic_list.
Also, f2fs_xattr_advise_list is only ever called for
f2fs_xattr_advise_handler; there is no need to double check for that.
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Cc: Jaegeuk Kim <jaegeuk@kernel.org>
Cc: Changman Lee <cm224.lee@samsung.com>
Cc: Chao Yu <chao2.yu@samsung.com>
Cc: linux-f2fs-devel@lists.sourceforge.net
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
|
|
Now that the xattr handler is passed to the xattr handler operations, we
have access to the attribute name prefix, so simplify the squashfs xattr
handlers a bit.
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Cc: Phillip Lougher <phillip@squashfs.org.uk>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
|
|
Now that the xattr handler is passed to the xattr handler operations, we
can use the same get and set operations for the user, trusted, and security
xattr namespaces. In those namespaces, we can access the full attribute
name by "reattaching" the name prefix the vfs has skipped for us. Add a
xattr_full_name helper to make this obvious in the code.
For the "system.posix_acl_access" and "system.posix_acl_default"
attributes, handler->prefix is the full attribute name; the suffix is the
empty string.
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Cc: Eric Van Hensbergen <ericvh@gmail.com>
Cc: Ron Minnich <rminnich@sandia.gov>
Cc: Latchesar Ionkov <lucho@ionkov.net>
Cc: v9fs-developer@lists.sourceforge.net
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
|
|
The xattr_handler operations are currently all passed a file system
specific flags value which the operations can use to disambiguate between
different handlers; some file systems use that to distinguish the xattr
namespace, for example. In some oprations, it would be useful to also have
access to the handler prefix. To allow that, pass a pointer to the handler
to operations instead of the flags value alone.
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
|
|
The vfs checks if a task has the appropriate access for get and set
operations, but it cannot do that for the list operation; the file system
must check for that itself.
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Cc: David Woodhouse <dwmw2@infradead.org>
Cc: linux-mtd@lists.infradead.org
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
|
|
The list operations can never be called; they are even documented to be
unused.
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
|
|
Ubifs installs a security xattr handler in sb->s_xattr but doesn't use the
generic_{get,set,list,remove}xattr inode operations needed for processing
this list of attribute handlers; the handler is never called. Instead,
ubifs uses its own xattr handlers which also process security xattrs.
Remove the dead code.
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Reviewed-by: Richard Weinberger <richard@nod.at>
Cc: Artem Bityutskiy <dedekind1@gmail.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: linux-mtd@lists.infradead.org
Cc: Subodh Nijsure <snijsure@grid-net.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
|
|
When a filesystem that contains POSIX ACLs is mounted without ACL support
(-o noacl), the appropriate behavior is not to list any existing POSIX ACL
xattrs. The return value for list xattr handlers in this case is 0, not an
error code: several filesystems that use the POSIX ACL xattr handlers do
not expect the list operation to fail.
Symlinks cannot have ACLs, so posix_acl_xattr_list will never be called for
symlinks in the first place.
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
|
|
The get and set operations of the POSIX ACL xattr handlers failed to check
the attribute names, so all names with "system.posix_acl_access" or
"system.posix_acl_default" as a prefix were accepted. Reject invalid names
from now on.
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
|
|
Pull VFIO updates from Alex Williamson:
- Use kernel interfaces for VPD emulation (Alex Williamson)
- Platform fix for releasing IRQs (Eric Auger)
- Type1 IOMMU always advertises PAGE_SIZE support when smaller mapping
sizes are available (Eric Auger)
- Platform fixes for incorrectly using copies of structures rather than
pointers to structures (James Morse)
- Rework platform reset modules, fix leak, and add AMD xgbe reset
module (Eric Auger)
- Fix vfio_device_get_from_name() return value (Joerg Roedel)
- No-IOMMU interface (Alex Williamson)
- Fix potential out of bounds array access in PCI config handling (Dan
Carpenter)
* tag 'vfio-v4.4-rc1' of git://github.com/awilliam/linux-vfio:
vfio/pci: make an array larger
vfio: Include No-IOMMU mode
vfio: Fix bug in vfio_device_get_from_name()
VFIO: platform: reset: AMD xgbe reset module
vfio: platform: reset: calxedaxgmac: fix ioaddr leak
vfio: platform: add dev_info on device reset
vfio: platform: use list of registered reset function
vfio: platform: add compat in vfio_platform_device
vfio: platform: reset: calxedaxgmac: add reset function registration
vfio: platform: introduce module_vfio_reset_handler macro
vfio: platform: add capability to register a reset function
vfio: platform: introduce vfio-platform-base module
vfio/platform: store mapped memory in region, instead of an on-stack copy
vfio/type1: handle case where IOMMU does not support PAGE_SIZE size
VFIO: platform: clear IRQ_NOAUTOEN when de-assigning the IRQ
vfio/pci: Use kernel VPD access functions
vfio: Whitelist PCI bridges
|
|
Pull SMB3 updates from Steve French:
"A collection of SMB3 patches adding some reliability features
(persistent and resilient handles) and improving SMB3 copy offload.
I will have some additional patches for SMB3 encryption and SMB3.1.1
signing (important security features), and also for improving SMB3
persistent handle reconnection (setting ChannelSequence number e.g.)
that I am still working on but wanted to get this set in since they
can stand alone"
* 'for-next' of git://git.samba.org/sfrench/cifs-2.6:
Allow copy offload (CopyChunk) across shares
Add resilienthandles mount parm
[SMB3] Send durable handle v2 contexts when use of persistent handles required
[SMB3] Display persistenthandles in /proc/mounts for SMB3 shares if enabled
[SMB3] Enable checking for continuous availability and persistent handle support
[SMB3] Add parsing for new mount option controlling persistent handles
Allow duplicate extents in SMB3 not just SMB3.1.1
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs
Pull btrfs fixes and cleanups from Chris Mason:
"Some of this got cherry-picked from a github repo this week, but I
verified the patches.
We have three small scrub cleanups and a collection of fixes"
* 'for-linus-4.4' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs:
btrfs: Use fs_info directly in btrfs_delete_unused_bgs
btrfs: Fix lost-data-profile caused by balance bg
btrfs: Fix lost-data-profile caused by auto removing bg
btrfs: Remove len argument from scrub_find_csum
btrfs: Reduce unnecessary arguments in scrub_recheck_block
btrfs: Use scrub_checksum_data and scrub_checksum_tree_block for scrub_recheck_block_checksum
btrfs: Reset sblock->xxx_error stats before calling scrub_recheck_block_checksum
btrfs: scrub: setup all fields for sblock_to_check
btrfs: scrub: set error stats when tree block spanning stripes
Btrfs: fix race when listing an inode's xattrs
Btrfs: fix race leading to BUG_ON when running delalloc for nodatacow
Btrfs: fix race leading to incorrect item deletion when dropping extents
Btrfs: fix sleeping inside atomic context in qgroup rescan worker
Btrfs: fix race waiting for qgroup rescan worker
btrfs: qgroup: exit the rescan worker during umount
Btrfs: fix extent accounting for partial direct IO writes
|
|
Prepare second round of input updates for 4.3 merge window.
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client
Pull Ceph updates from Sage Weil:
"There are several patches from Ilya fixing RBD allocation lifecycle
issues, a series adding a nocephx_sign_messages option (and associated
bug fixes/cleanups), several patches from Zheng improving the
(directory) fsync behavior, a big improvement in IO for direct-io
requests when striping is enabled from Caifeng, and several other
small fixes and cleanups"
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client:
libceph: clear msg->con in ceph_msg_release() only
libceph: add nocephx_sign_messages option
libceph: stop duplicating client fields in messenger
libceph: drop authorizer check from cephx msg signing routines
libceph: msg signing callouts don't need con argument
libceph: evaluate osd_req_op_data() arguments only once
ceph: make fsync() wait unsafe requests that created/modified inode
ceph: add request to i_unsafe_dirops when getting unsafe reply
libceph: introduce ceph_x_authorizer_cleanup()
ceph: don't invalidate page cache when inode is no longer used
rbd: remove duplicate calls to rbd_dev_mapping_clear()
rbd: set device_type::release instead of device::release
rbd: don't free rbd_dev outside of the release callback
rbd: return -ENOMEM instead of pool id if rbd_dev_create() fails
libceph: use local variable cursor instead of &msg->cursor
libceph: remove con argument in handle_reply()
ceph: combine as many iovec as possile into one OSD request
ceph: fix message length computation
ceph: fix a comment typo
rbd: drop null test before destroy functions
|
|
Pull more documentation updates from Jon Corbet:
"A few more documentation patches that wandered in and have no reason
to wait; these include some improvements to the suggestions for email
clients and patch submission"
* tag '4.4-additional' of git://git.lwn.net/linux:
Documentation: Add minimal Mutt config for using Gmail
Documentation: Add note on sending files directly with Mutt
Documentation: dontdiff: remove media from dontdiff
Documentation/SubmittingPatches: discuss In-Reply-To
Remove email address from Documentation/filesystems/overlayfs.txt
can-doc: Add missing semicolon to example
|
|
Pull drm sti driver updates from Dave Airlie:
"The sti driver had a requirement on some patches in Greg's tree, they
are in, so I see no problems just merging this one now"
* 'drm-next' of git://people.freedesktop.org/~airlied/linux:
drm/sti: load HQVDP firmware the first time HQVDP's plane is used
drm/sti: fix typo issue in sti_mode_config_init
drm/sti: set mixer background color through module param
drm/sti: Remove local fbdev emulation Kconfig option
drm/sti: remove redundant sign extensions
drm/sti: hdmi use of_get_i2c_adapter_by_node interface
drm/sti: hdmi fix i2c adapter device refcounting
drm/sti: Do not export symbols
drm/sti: Build monolithic driver
drm/sti: Use drm_crtc_vblank_*() API
drm/sti: Store correct CRTC index in events
drm/sti: Select FW_LOADER
drm/sti: Constify function pointer structs
|
|
After merging the scsi tree, today's linux-next build (powerpc
allyesconfig) failed like this:
In file included from drivers/scsi/mpt3sas/mpt3sas_scsih.c:59:0:
drivers/scsi/mpt3sas/mpt3sas_scsih.c: In function '_scsih_io_done':
drivers/scsi/mpt3sas/mpt3sas_base.h:1414:1: error: inlining failed in call to always_inline 'mpt3sas_scsi_direct_io_get': function body not available
mpt3sas_scsi_direct_io_get(struct MPT3SAS_ADAPTER *ioc, u16 smid);
^
drivers/scsi/mpt3sas/mpt3sas_scsih.c:4448:6: error: called from here
if (mpt3sas_scsi_direct_io_get(ioc, smid) &&
^
In file included from drivers/scsi/mpt3sas/mpt3sas_scsih.c:59:0:
drivers/scsi/mpt3sas/mpt3sas_base.h:1416:1: error: inlining failed in call to always_inline 'mpt3sas_scsi_direct_io_set': function body not available
mpt3sas_scsi_direct_io_set(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 direct_io);
^
drivers/scsi/mpt3sas/mpt3sas_scsih.c:4454:3: error: called from here
mpt3sas_scsi_direct_io_set(ioc, smid, 0);
^
In file included from drivers/scsi/mpt3sas/mpt3sas_scsih.c:5
9:0:
drivers/scsi/mpt3sas/mpt3sas_base.h:1416:1: error: inlining failed in call to always_inline 'mpt3sas_scsi_direct_io_set': function body not available
mpt3sas_scsi_direct_io_set(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 direct_io);
^
drivers/scsi/mpt3sas/mpt3sas_scsih.c:4454:3: error: called from here
mpt3sas_scsi_direct_io_set(ioc, smid, 0);
^
Presumably caused by commit
c84b06a48c4d ("mpt3sas: Single driver module which supports both SAS 2.0 & SAS 3.0 HBAs")
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: James Bottomley <JBottomley@Odin.com>
|
|
Since 4.3 introduced devm_memremap_pages() the pfns handled by DAX may
optionally have a struct page backing. When a mapped pfn reaches
vmf_insert_pfn_pmd() it fails with a crash signature like the following:
kernel BUG at mm/huge_memory.c:905!
[..]
Call Trace:
[<ffffffff812a73ba>] __dax_pmd_fault+0x2ea/0x5b0
[<ffffffffa01a4182>] xfs_filemap_pmd_fault+0x92/0x150 [xfs]
[<ffffffff811fbe02>] handle_mm_fault+0x312/0x1b50
Fix this by falling back to 4K mappings in the pfn_valid() case. Longer
term, vmf_insert_pfn_pmd() needs to grow support for architectures that
can provide a 'pmd_special' capability.
Cc: <stable@vger.kernel.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Reported-by: Ross Zwisler <ross.zwisler@linux.intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
|
|
Pull drm fixes from Dave Airlie:
"One urgent fix for an oops under console lock in some drivers, one
uapi fix, and one revert to fix rockchip regression"
* 'drm-fixes' of git://people.freedesktop.org/~airlied/linux:
Revert "drm/rockchip: Convert the probe function to the generic drm_of_component_probe()"
drm: Don't oops in drm_calc_timestamping_constants() if drm_vblank_init() wasn't called
drm: Use userspace compatible type in fourcc_mod_code macro
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace
Pull trace cleanups from Steven Rostedt:
"This contains three more clean up patches.
One patch is needed to make tracing work without debugfs now that
tracing uses its own tracefs.
The second is removing an unused variable.
The third is fixing a warning about unused variables when MAX_TRACER
is not configured. Note, this warning shows up in gcc 6.0, but does
not show up in gcc 4.9, as it seems that gcc does not complain about
constants not being used"
* tag 'trace-v4.4-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace:
tracing: #ifdef out uses of max trace when CONFIG_TRACER_MAX_TRACE is not set
tracing: Remove unused ftrace_cpu_disabled per cpu variable
tracing: Make tracing work when debugfs is not configured in
|
|
http://git.linaro.org/people/benjamin.gaignard/kernel into drm-next
sti/drm changes
Add better support for firmware loading
lots of fixes.
* 'drm-sti-next-2015-11-03' of http://git.linaro.org/people/benjamin.gaignard/kernel:
drm/sti: load HQVDP firmware the first time HQVDP's plane is used
drm/sti: fix typo issue in sti_mode_config_init
drm/sti: set mixer background color through module param
drm/sti: Remove local fbdev emulation Kconfig option
drm/sti: remove redundant sign extensions
drm/sti: hdmi use of_get_i2c_adapter_by_node interface
drm/sti: hdmi fix i2c adapter device refcounting
drm/sti: Do not export symbols
drm/sti: Build monolithic driver
drm/sti: Use drm_crtc_vblank_*() API
drm/sti: Store correct CRTC index in events
drm/sti: Select FW_LOADER
drm/sti: Constify function pointer structs
|
|
drm_of_component_probe()"
This reverts commit 52f5eb60940de889ce98a876f6933b574ead3225.
Rockchip drm can't work with generic drm_of_component_probe now
Signed-off-by: Mark Yao <mark.yao@rock-chips.com>
Acked-by: Liviu Dudau <Liviu.Dudau@arm.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
|
|
wasn't called
Seems the crtc helpers call drm_calc_timestamping_constants()
unconditionally even if the driver didn't initialize vblank support by
calling drm_vblank_init(). That used to be OK since the constants were
stored under drm_crtc.
However I broke this with
commit eba1f35dfe14 ("drm: Move timestamping constants into drm_vblank_crtc")
when I moved the constants to live inside the drm_vblank_crtc struct
instead. If drm_vblank_init() isn't called, we don't allocate these
structures, and so drm_calc_timestamping_constants() will oops.
Fix it by adding a check into drm_calc_timestamping_constants() to see
if vblank support was initialized at all. And to keep in line with other
such checks, also toss in a check and warn for the case where vblank
support was initialized, but the wrong number of crtcs was specified.
Fixes the following sort of oops:
BUG: unable to handle kernel NULL pointer dereference at 00000000000000b0
IP: [<ffffffffa014b266>] drm_calc_timestamping_constants+0x86/0x130 [drm]
PGD 0
Oops: 0002 [#1] SMP
Modules linked in: sr_mod cdrom mgag200(+) i2c_algo_bit drm_kms_helper ahci syscopyarea sysfillrect sysimgblt libahci fb_sys_fops bnx2x ttm tg3(+) mdio drm ptp sd_mod libata i2c_core pps_core libcrc32c hpsa dm_mirror dm_region_hash dm_log dm_mod
CPU: 0 PID: 418 Comm: kworker/0:2 Not tainted 4.3.0+ #1
Hardware name: HP ProLiant DL380 Gen9, BIOS P89 06/09/2015
Workqueue: events work_for_cpu_fn
task: ffff88046ca95500 ti: ffff88007830c000 task.ti: ffff88007830c000
RIP: 0010:[<ffffffffa014b266>] [<ffffffffa014b266>] drm_calc_timestamping_constants+0x86/0x130 [drm]
RSP: 0018:ffff88007830f4e8 EFLAGS: 00010246
RAX: 0000000000fe4c00 RBX: ffff88006a849160 RCX: 0000000000000540
RDX: 0000000000000000 RSI: 000000000000fde8 RDI: ffff88006a849000
RBP: ffff88007830f518 R08: ffff88007830c000 R09: 00000001b87e3712
R10: 00000000000050c4 R11: 0000000000000000 R12: 0000000000fe4c00
R13: ffff88006a849000 R14: 0000000000000000 R15: 000000000000fde8
FS: 0000000000000000(0000) GS:ffff88046f800000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000000000b0 CR3: 00000000019d6000 CR4: 00000000001406f0
Stack:
ffff88007830f518 ffff88006a849000 ffff880c69b90340 ffff880c69b90000
ffff880c69b90348 ffff880c69b90340 ffff88007830f748 ffffffffa042f7e7
ffff88006a849090 0000000000000000 ffff88006a849160 0000000000000000
Call Trace:
[<ffffffffa042f7e7>] drm_crtc_helper_set_mode+0x3d7/0x4b0 [drm_kms_helper]
[<ffffffffa04307d4>] drm_crtc_helper_set_config+0x8d4/0xb10 [drm_kms_helper]
[<ffffffffa01548d4>] drm_mode_set_config_internal+0x64/0x100 [drm]
[<ffffffffa043c342>] drm_fb_helper_pan_display+0xa2/0x280 [drm_kms_helper]
[<ffffffff81392c7b>] fb_pan_display+0xbb/0x170
[<ffffffff8138cf70>] bit_update_start+0x20/0x50
[<ffffffff8138b81b>] fbcon_switch+0x39b/0x590
[<ffffffff8140a3d0>] redraw_screen+0x1a0/0x240
[<ffffffff8140b30e>] do_bind_con_driver+0x2ee/0x310
[<ffffffff8140b651>] do_take_over_console+0x141/0x1b0
[<ffffffff81387377>] do_fbcon_takeover+0x57/0xb0
[<ffffffff8138c98b>] fbcon_event_notify+0x60b/0x750
[<ffffffff810a5599>] notifier_call_chain+0x49/0x70
[<ffffffff810a58dd>] __blocking_notifier_call_chain+0x4d/0x70
[<ffffffff810a5916>] blocking_notifier_call_chain+0x16/0x20
[<ffffffff8139282b>] fb_notifier_call_chain+0x1b/0x20
[<ffffffff81394881>] register_framebuffer+0x1f1/0x330
[<ffffffffa043d9aa>] drm_fb_helper_initial_config+0x27a/0x3d0 [drm_kms_helper]
[<ffffffffa0469b4d>] mgag200_fbdev_init+0xdd/0xf0 [mgag200]
[<ffffffffa0468586>] mgag200_modeset_init+0x176/0x1e0 [mgag200]
[<ffffffffa0464659>] mgag200_driver_load+0x3f9/0x580 [mgag200]
[<ffffffffa014e067>] drm_dev_register+0xa7/0xb0 [drm]
[<ffffffffa015054f>] drm_get_pci_dev+0x8f/0x1e0 [drm]
[<ffffffffa046937b>] mga_pci_probe+0x9b/0xc0 [mgag200]
[<ffffffff813662d5>] local_pci_probe+0x45/0xa0
[<ffffffff8109afe4>] work_for_cpu_fn+0x14/0x20
[<ffffffff8109e13c>] process_one_work+0x14c/0x3c0
[<ffffffff8109eaa4>] worker_thread+0x244/0x470
[<ffffffff8168bfba>] ? __schedule+0x2aa/0x760
[<ffffffff8109e860>] ? rescuer_thread+0x310/0x310
[<ffffffff810a4438>] kthread+0xd8/0xf0
[<ffffffff810a4360>] ? kthread_park+0x60/0x60
[<ffffffff8169030f>] ret_from_fork+0x3f/0x70
[<ffffffff810a4360>] ? kthread_park+0x60/0x60
Code: f6 31 d2 41 89 c2 8b 83 b4 00 00 00 0f af c1 48 98 48 69 c0 40 42 0f 00 48 f7 f6 f6 43 74 10 41 89 c4 75 26 f6 05 9a 6f 03 00 01 <45> 89 96 b0 00 00 00 45 89 a6 ac 00 00 00 75 35 48 83 c4 08 5b
RIP [<ffffffffa014b266>] drm_calc_timestamping_constants+0x86/0x130 [drm]
RSP <ffff88007830f4e8>
CR2: 00000000000000b0
Cc: Jeff Moyer <jmoyer@redhat.com>
Reported-by: Jeff Moyer <jmoyer@redhat.com>
References: http://lists.freedesktop.org/archives/dri-devel/2015-November/094217.html
Fixes: eba1f35dfe14 ("drm: Move timestamping constants into drm_vblank_crtc")
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
|
|
git://anongit.freedesktop.org/drm-intel into drm-fixes
Single fix for uapi.
* tag 'topic/drm-fixes-2015-11-11' of git://anongit.freedesktop.org/drm-intel:
drm: Use userspace compatible type in fourcc_mod_code macro
|
|
Pull misc block fixes from Jens Axboe:
"Stuff that got collected after the merge window opened. This
contains:
- NVMe:
- Fix for non-striped transfer size setting for NVMe from
Sathyavathi.
- (Some) support for the weird Apple nvme controller in the
macbooks. From Stephan Günther.
- The error value leak for dax from Al.
- A few minor blk-mq tweaks from me.
- Add the new linux-block@vger.kernel.org mailing list to the
MAINTAINERS file.
- Discard fix for brd, from Jan.
- A kerneldoc warning for block core from Randy.
- An older fix from Vivek, converting a WARN_ON() to a rate limited
printk when a device is hot removed with dirty inodes"
* 'for-linus' of git://git.kernel.dk/linux-block:
block: don't hardcode blk_qc_t -> tag mask
dax_io(): don't let non-error value escape via retval instead of EFAULT
block: fix blk-core.c kernel-doc warning
fs/block_dev.c: Remove WARN_ON() when inode writeback fails
NVMe: add support for Apple NVMe controller
NVMe: use split lo_hi_{read,write}q
blk-mq: mark __blk_mq_complete_request() static
MAINTAINERS: add reference to new linux-block list
NVMe: Increase the max transfer size when mdts is 0
brd: Refuse improperly aligned discard requests
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security
Pull security subsystem fixes from James Morris:
"This includes several fixes for TPM, as well as a fix for the x.509
certificate parser to address CVE-2015-5327"
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security:
X.509: Fix the time validation [ver #2]
tpm: fix compat 'ppi' link handling in tpm_chip_register()
tpm: fix missing migratable flag in sealing functionality for TPM2
TPM: revert the list handling logic fixed in 398a1e7
TPM: Avoid reference to potentially freed memory
tpm_tis: restore IRQ vector in IO memory after failed probing
tpm_tis: free irq after probing
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux
Pull arm64 fixes and clean-ups from Catalin Marinas:
"Here's a second pull request for this merging window with some
fixes/clean-ups:
- __cmpxchg_double*() return type fix to avoid truncation of a long
to int and subsequent logical "not" in cmpxchg_double()
misinterpreting the operation success/failure
- BPF fixes for mod and div by zero
- Fix compilation with STRICT_MM_TYPECHECKS enabled
- VDSO build fix without libgcov
- Some static and __maybe_unused annotations
- Kconfig clean-up (FRAME_POINTER)
- defconfig update for CRYPTO_CRC32_ARM64"
* tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux:
arm64: suspend: make hw_breakpoint_restore static
arm64: mmu: make split_pud and fixup_executable static
arm64: smp: make of_parse_and_init_cpus static
arm64: use linux/types.h in kvm.h
arm64: build vdso without libgcov
arm64: mark cpus_have_hwcap as __maybe_unused
arm64: remove redundant FRAME_POINTER kconfig option and force to select it
arm64: fix R/O permissions of FDT mapping
arm64: fix STRICT_MM_TYPECHECKS issue in PTE_CONT manipulation
arm64: bpf: fix mod-by-zero case
arm64: bpf: fix div-by-zero case
arm64: Enable CRYPTO_CRC32_ARM64 in defconfig
arm64: cmpxchg_dbl: fix return value type
|
|
Pull h8300 updates from Yoshinori Sato:
"Some bug fixes"
* tag 'for-4.4' of git://git.osdn.jp/gitroot/uclinux-h8/linux:
h8300: enable CLKSRC_OF
h8300: Don't set CROSS_COMPILE unconditionally
asm-generic: {get,put}_user ptr argument evaluate only 1 time
h8300: bit io fix
h8300: zImage fix
h8300: register address fix
h8300: Fix alignment for .data
h8300: unaligned divcr register support.
|
|
Pull second batch of kvm updates from Paolo Bonzini:
"Four changes:
- x86: work around two nasty cases where a benign exception occurs
while another is being delivered. The endless stream of exceptions
causes an infinite loop in the processor, which not even NMIs or
SMIs can interrupt; in the virt case, there is no possibility to
exit to the host either.
- x86: support for Skylake per-guest TSC rate. Long supported by
AMD, the patches mostly move things from there to common
arch/x86/kvm/ code.
- generic: remove local_irq_save/restore from the guest entry and
exit paths when context tracking is enabled. The patches are a few
months old, but we discussed them again at kernel summit. Andy
will pick up from here and, in 4.5, try to remove it from the user
entry/exit paths.
- PPC: Two bug fixes, see merge commit 370289756becc for details"
* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (21 commits)
KVM: x86: rename update_db_bp_intercept to update_bp_intercept
KVM: svm: unconditionally intercept #DB
KVM: x86: work around infinite loop in microcode when #AC is delivered
context_tracking: avoid irq_save/irq_restore on guest entry and exit
context_tracking: remove duplicate enabled check
KVM: VMX: Dump TSC multiplier in dump_vmcs()
KVM: VMX: Use a scaled host TSC for guest readings of MSR_IA32_TSC
KVM: VMX: Setup TSC scaling ratio when a vcpu is loaded
KVM: VMX: Enable and initialize VMX TSC scaling
KVM: x86: Use the correct vcpu's TSC rate to compute time scale
KVM: x86: Move TSC scaling logic out of call-back read_l1_tsc()
KVM: x86: Move TSC scaling logic out of call-back adjust_tsc_offset()
KVM: x86: Replace call-back compute_tsc_offset() with a common function
KVM: x86: Replace call-back set_tsc_khz() with a common function
KVM: x86: Add a common TSC scaling function
KVM: x86: Add a common TSC scaling ratio field in kvm_vcpu_arch
KVM: x86: Collect information for setting TSC scaling ratio
KVM: x86: declare a few variables as __read_mostly
KVM: x86: merge handle_mmio_page_fault and handle_mmio_page_fault_common
KVM: PPC: Book3S HV: Don't dynamically split core when already split
...
|
|
There are several sound drivers that 'select ZONE_DMA'. This is
backwards as ZONE_DMA is an architecture capability exported to drivers.
Switch the polarity of the dependency to disable these drivers when the
architecture does not support ZONE_DMA. This was discovered in the
context of testing/enabling devm_memremap_pages() which depends on
ZONE_DEVICE. ZONE_DEVICE in turn depends on !ZONE_DMA.
Reported-by: Jeff Moyer <jmoyer@redhat.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm
Pull more power management and ACPI updates from Rafael Wysocki:
"The only new feature in this batch is support for the ACPI _CCA device
configuration object, which it a pre-requisite for future ACPI PCI
support on ARM64, but should not affect the other architectures.
The rest is fixes and cleanups, mostly in cpufreq (including
intel_pstate), the Operating Performace Points (OPP) framework and
tools (cpupower and turbostat).
Specifics:
- Support for the ACPI _CCA configuration object intended to tell the
OS whether or not a bus master device supports hardware managed
cache coherency and a new set of functions to allow drivers to
check the cache coherency support for devices in a platform
firmware interface agnostic way (Suravee Suthikulpanit, Jeremy
Linton).
- ACPI backlight quirks for ESPRIMO Mobile M9410 and Dell XPS L421X
(Aaron Lu, Hans de Goede).
- Fixes for the arm_big_little and s5pv210-cpufreq cpufreq drivers
(Jon Medhurst, Nicolas Pitre).
- kfree()-related fixup for the recently introduced CPPC cpufreq
frontend (Markus Elfring).
- intel_pstate fix reducing kernel log noise on systems where
P-states are managed by hardware (Prarit Bhargava).
- intel_pstate maintainers information update (Srinivas Pandruvada).
- cpufreq core optimization related to the handling of delayed work
items used by governors (Viresh Kumar).
- Locking fixes and cleanups of the Operating Performance Points
(OPP) framework (Viresh Kumar).
- Generic power domains framework cleanups (Lina Iyer).
- cpupower tool updates (Jacob Tanenbaum, Sriram Raghunathan, Thomas
Renninger).
- turbostat tool updates (Len Brown)"
* tag 'pm+acpi-4.4-rc1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (32 commits)
PCI: ACPI: Add support for PCI device DMA coherency
PCI: OF: Move of_pci_dma_configure() to pci_dma_configure()
of/pci: Fix pci_get_host_bridge_device leak
device property: ACPI: Remove unused DMA APIs
device property: ACPI: Make use of the new DMA Attribute APIs
device property: Adding DMA Attribute APIs for Generic Devices
ACPI: Adding DMA Attribute APIs for ACPI Device
device property: Introducing enum dev_dma_attr
ACPI: Honor ACPI _CCA attribute setting
cpufreq: CPPC: Delete an unnecessary check before the function call kfree()
PM / OPP: Add opp_rcu_lockdep_assert() to _find_device_opp()
PM / OPP: Hold dev_opp_list_lock for writers
PM / OPP: Protect updates to list_dev with mutex
PM / OPP: Propagate error properly from dev_pm_opp_set_sharing_cpus()
cpufreq: s5pv210-cpufreq: fix wrong do_div() usage
MAINTAINERS: update for intel P-state driver
Creating a common structure initialization pattern for struct option
cpupower: Enable disabled Cstates if they are below max latency
cpupower: Remove debug message when using cpupower idle-set -D switch
cpupower: cpupower monitor reports uninitialized values for offline cpus
...
|
|
A bunch of changes that I hope will help in understanding it
better for first-time readers.
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
|
|
This masking prevents access to the end of the device via dax_do_io(),
and is unnecessary as arch_add_memory() would have rejected an unaligned
allocation.
Cc: <stable@vger.kernel.org>
Cc: Ross Zwisler <ross.zwisler@linux.intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
|
|
Rather than punt on the numa node for these e820 ranges try to find a
better answer with memory_add_physaddr_to_nid() when it is available.
Cc: <stable@vger.kernel.org>
Reported-by: Boaz Harrosh <boaz@plexistor.com>
Tested-by: Boaz Harrosh <boaz@plexistor.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
|
|
Commit ca321d1ca672 "ACPICA: Update NFIT table to rename a flags field"
performed a tree-wide s/ACPI_NFIT_MEM_ARMED/ACPI_NFIT_MEM_NOT_ARMED/
operation, but missed the tools/testing/nvdimm/ directory.
Cc: Bob Moore <robert.moore@intel.com>
Cc: Lv Zheng <lv.zheng@intel.com>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
|
|
hw_breakpoint_restore is only used within suspend.c, so it can be
declared static.
Signed-off-by: Jisheng Zhang <jszhang@marvell.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
|
|
split_pud and fixup_executable are only called from within mmu.c, so
they can be declared static.
Signed-off-by: Jisheng Zhang <jszhang@marvell.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
|
|
of_parse_and_init_cpus is only called from within smp.c, so it can be
declared static.
Signed-off-by: Jisheng Zhang <jszhang@marvell.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
|
|
We should always use linux/types.h instead of asm/types.h for
consistency, and Kbuild actually warns about it:
./usr/include/asm/kvm.h:35: include of <linux/types.h> is preferred over <asm/types.h>
This patch does as Kbuild asks us.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
|
|
On a cross-toolchain without glibc support, libgcov may not be
available, and attempting to build an arm64 kernel with GCOV
enabled then results in a build error:
/home/arnd/cross-gcc/lib/gcc/aarch64-linux/5.2.1/../../../../aarch64-linux/bin/ld: cannot find -lgcov
We don't really want to link libgcov into the vdso anyway, so
this patch just disables GCOV in the vdso directory, just as
we do for most other architectures.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
|
|
cpus_have_hwcap() is defined as a 'static' function an only used in
one place that is inside of an #ifdef, so we get a warning when
the only user is disabled:
arch/arm64/kernel/cpufeature.c:699:13: warning: 'cpus_have_hwcap' defined but not used [-Wunused-function]
This marks the function as __maybe_unused, so the compiler knows that
it can drop the function definition without warning about it.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Fixes: 37b01d53ceef ("arm64/HWCAP: Use system wide safe values")
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
|
