| Commit message (Collapse) | Author | Age |
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acquired (aquired)
contiguous (contigious)
successful (succesful, succesfull)
surprise (suprise)
whether (weather)
some other misspellings
Signed-off-by: Andreas Mohr <andi@lisas.de>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
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This reverts commits
3e3318dee0878d42ed62a19c292a2ac284135db3 [PATCH] swsusp: x86_64 mark special saveable/unsaveable pages
b6370d96e09944c6e3ae8d5743ca8a8ab1f79f6c [PATCH] swsusp: i386 mark special saveable/unsaveable pages
ce4ab0012b32c1a4a1d6e934aeb73bf3151c48d9 [PATCH] swsusp: add architecture special saveable pages support
because not only do they apparently cause page faults on x86, the
infrastructure doesn't compile on powerpc.
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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* git://git.linux-nfs.org/pub/linux/nfs-2.6: (51 commits)
nfs: remove nfs_put_link()
nfs-build-fix-99
git-nfs-build-fixes
Merge branch 'odirect'
NFS: alloc nfs_read/write_data as direct I/O is scheduled
NFS: Eliminate nfs_get_user_pages()
NFS: refactor nfs_direct_free_user_pages
NFS: remove user_addr, user_count, and pos from nfs_direct_req
NFS: "open code" the NFS direct write rescheduler
NFS: Separate functions for counting outstanding NFS direct I/Os
NLM: Fix reclaim races
NLM: sem to mutex conversion
locks.c: add the fl_owner to nlm_compare_locks
NFS: Display the chosen RPCSEC_GSS security flavour in /proc/mounts
NFS: Split fs/nfs/inode.c
NFS: Fix typo in nfs_do_clone_mount()
NFS: Fix compile errors introduced by referrals patches
NFSv4: Ensure that referral mounts bind to a reserved port
NFSv4: A root pathname is sent as a zero component4
NFSv4: Follow a referral
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Fix various problems with nfs4 disabled. And various other things.
In file included from fs/nfs/inode.c:50:
fs/nfs/internal.h:24: error: static declaration of 'nfs_do_refmount' follows non-static declaration
include/linux/nfs_fs.h:320: error: previous declaration of 'nfs_do_refmount' was here
fs/nfs/internal.h:65: warning: 'struct nfs4_fs_locations' declared inside parameter list
fs/nfs/internal.h:65: warning: its scope is only this definition or declaration, which is probably not what you want
fs/nfs/internal.h: In function 'nfs4_path':
fs/nfs/internal.h:97: error: 'struct nfs_server' has no member named 'mnt_path'
fs/nfs/inode.c: In function 'init_once':
fs/nfs/inode.c:1116: error: 'struct nfs_inode' has no member named 'open_states'
fs/nfs/inode.c:1116: error: 'struct nfs_inode' has no member named 'delegation'
fs/nfs/inode.c:1116: error: 'struct nfs_inode' has no member named 'delegation_state'
fs/nfs/inode.c:1116: error: 'struct nfs_inode' has no member named 'rwsem'
distcc[26452] ERROR: compile fs/nfs/inode.c on g5/64 failed
make[1]: *** [fs/nfs/inode.o] Error 1
make: *** [fs/nfs/inode.o] Error 2
make: *** Waiting for unfinished jobs....
In file included from fs/nfs/nfs3xdr.c:26:
fs/nfs/internal.h:24: error: static declaration of 'nfs_do_refmount' follows non-static declaration
include/linux/nfs_fs.h:320: error: previous declaration of 'nfs_do_refmount' was here
fs/nfs/internal.h:65: warning: 'struct nfs4_fs_locations' declared inside parameter list
fs/nfs/internal.h:65: warning: its scope is only this definition or declaration, which is probably not what you want
fs/nfs/internal.h: In function 'nfs4_path':
fs/nfs/internal.h:97: error: 'struct nfs_server' has no member named 'mnt_path'
distcc[26486] ERROR: compile fs/nfs/nfs3xdr.c on g5/64 failed
make[1]: *** [fs/nfs/nfs3xdr.o] Error 1
make: *** [fs/nfs/nfs3xdr.o] Error 2
In file included from fs/nfs/nfs3proc.c:24:
fs/nfs/internal.h:24: error: static declaration of 'nfs_do_refmount' follows non-static declaration
include/linux/nfs_fs.h:320: error: previous declaration of 'nfs_do_refmount' was here
fs/nfs/internal.h:65: warning: 'struct nfs4_fs_locations' declared inside parameter list
fs/nfs/internal.h:65: warning: its scope is only this definition or declaration, which is probably not what you want
fs/nfs/internal.h: In function 'nfs4_path':
fs/nfs/internal.h:97: error: 'struct nfs_server' has no member named 'mnt_path'
distcc[26469] ERROR: compile fs/nfs/nfs3proc.c on bix/32 failed
make[1]: *** [fs/nfs/nfs3proc.o] Error 1
make: *** [fs/nfs/nfs3proc.o] Error 2
**FAILED**
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Andreas Gruenbacher <agruen@suse.de>
Cc: Andy Adamson <andros@citi.umich.edu>
Cc: Chuck Lever <cel@netapp.com>
Cc: David Howells <dhowells@redhat.com>
Cc: J. Bruce Fields <bfields@fieldses.org>
Cc: Manoj Naik <manoj@almaden.ibm.com>
Cc: Marc Eshel <eshel@almaden.ibm.com>
Cc: Trond Myklebust <Trond.Myklebust@netapp.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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Neil Brown observed that the kmalloc() in nfs_get_user_pages() is more
likely to fail if the I/O is large enough to require the allocation of more
than a single page to keep track of all the pinned pages in the user's
buffer.
Instead of tracking one large page array per dreq/iocb, track pages per
nfs_read/write_data, just like the cached I/O path does. An array for
pages is already allocated for us by nfs_readdata_alloc() (and the write
and commit equivalents).
This is also required for adding support for vectored I/O to the NFS direct
I/O path.
The original reason to pin the user buffer and allocate all the NFS data
structures before trying to schedule I/O was to ensure all needed resources
are allocated on the client before starting to send requests. This reduces
the chance that resource exhaustion on the client will cause a short read
or write.
On the other hand, for an application making very large application I/O
requests, this means that it will be nearly impossible for the application
to make forward progress on a resource-limited client.
Thus, moving the buffer pinning functionality into the I/O scheduling
loops should be good for scalability. The next patch will do the same for
NFS data structure allocation.
Signed-off-by: Chuck Lever <cel@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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Conflicts:
fs/nfs/inode.c
fs/super.c
Fix conflicts between patch 'NFS: Split fs/nfs/inode.c' and patch
'VFS: Permit filesystem to override root dentry on mount'
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Conflicts:
include/linux/nfs_fs.h
Fixed up conflict with kernel header updates.
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Currently it is possible for a task to remove its locks at the same time as
the NLM recovery thread is trying to recover them. This quickly leads to an
Oops.
Protect the locks using an rw semaphore while they are being recovered.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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Add the fl_owner to NLM compare locks. Since two different client can
present the same pid to the server it is not enough to distinguish locks
from different clients. The fl_owner field is a pointer to the struct
nlm_host which is unique for each client.
Signed-off-by: Marc Eshel <eshel@almaden.ibm.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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Respond to a moved error on NFS lookup by setting up the referral.
Note: We don't actually follow the referral during lookup/getattr, but
later when we detect fsid mismatch in inode revalidation (similar to the
processing done for cloning submounts). Referrals will have fake attributes
until they are actually followed or traversed.
Signed-off-by: Manoj Naik <manoj@almaden.ibm.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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Set up mountpoint when hitting a referral on moved error by getting
fs_locations.
Signed-off-by: Manoj Naik <manoj@almaden.ibm.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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Use component4-style formats for decoding list of servers and pathnames in
fs_locations.
Signed-off-by: Manoj Naik <manoj@almaden.ibm.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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NFSv4 allows for the fact that filesystems may be replicated across
several servers or that they may be migrated to a backup server in case of
failure of the primary server.
fs_locations is an NFSv4 operation for retrieving information about the
location of migrated and/or replicated filesystems.
Based on an initial implementation by Jiaying Zhang <jiayingz@citi.umich.edu>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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Make automounted partitions expire using the mark_mounts_for_expiry()
function. The timeout is controlled via a sysctl.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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This should enable us to detect if we are crossing a mountpoint in the
case where the server is exporting "nohide" mounts.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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Allow filesystems to decide to perform pre-umount processing whether or not
MNT_FORCE is set.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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Allow a submount to be marked as being 'shrinkable' by means of the
vfsmount->mnt_flags, and then add a function 'shrink_submounts()' which
attempts to recursively unmount these submounts.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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Replace all module uses with the new vfs_kern_mount() interface, and fix up
simple_pin_fs().
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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do_kern_mount() does not allow the kernel to use private mount interfaces
without exposing the same interfaces to userland. The problem is that the
filesystem is referenced by name, thus meaning that it and its mount
interface must be registered in the global filesystem list.
vfs_kern_mount() passes the struct file_system_type as an explicit
parameter in order to overcome this limitation.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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In the case of a call to truncate_inode_pages(), we should really try to
cancel any pending writes on the page.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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Separate out the function of revalidating the inode metadata, and
revalidating the mapping. The former may be called by lookup(),
and only really needs to check that permissions, ctime, etc haven't changed
whereas the latter needs only done when we want to read data from the page
cache, and may need to sync and then invalidate the mapping.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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Whenever the directory changes, we want to make sure that we always
invalidate its page cache. Fix up update_changeattr() and
nfs_mark_for_revalidate() so that they do so.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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Clean up use of page_array, and fix an off-by-one error noticed by Tom
Talpey which causes kmalloc calls in cases where using the page_array
is sufficient.
Test plan:
Normal client functional testing with r/wsize=32768.
Signed-off-by: Chuck Lever <cel@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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* master.kernel.org:/pub/scm/linux/kernel/git/mchehab/v4l-dvb: (244 commits)
V4L/DVB (4210b): git-dvb: tea575x-tuner build fix
V4L/DVB (4210a): git-dvb versus matroxfb
V4L/DVB (4209): Added some BTTV PCI IDs for newer boards
Fixes some sync issues between V4L/DVB development and GIT
V4L/DVB (4206): Cx88-blackbird: always set encoder height based on tvnorm->id
V4L/DVB (4205): Merge tda9887 module into tuner.
V4L/DVB (4203): Explicitly set the enum values.
V4L/DVB (4202): allow selecting CX2341x port mode
V4L/DVB (4200): Disable bitrate_mode when encoding mpeg-1.
V4L/DVB (4199): Add cx2341x-specific control array to cx2341x.c
V4L/DVB (4198): Avoid newer usages of obsoleted experimental MPEGCOMP API
V4L/DVB (4197): Port new MPEG API to saa7134-empress with saa6752hs
V4L/DVB (4196): Port cx88-blackbird to the new MPEG API.
V4L/DVB (4193): Update cx2341x fw encoding API doc.
V4L/DVB (4192): Use control helpers for saa7115, cx25840, msp3400.
V4L/DVB (4191): Add CX2341X MPEG encoder module.
V4L/DVB (4190): Add helper functions for control processing to v4l2-common.
V4L/DVB (4189): Add videodev support for VIDIOC_S/G/TRY_EXT_CTRLS.
V4L/DVB (4188): Add new MPEG control/ioctl definitions to videodev2.h
V4L/DVB (4186): Add support for the DNTV Live! mini DVB-T card.
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It's better to use explicit enums. It reduces the chance of someone
inserting new enums in the middle which would break things.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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Put old MPEGCOMP API under #if __KERNEL__ and issue warnings when used.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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The old, experimental, VIDIOC_S/G_CODEC API to pass MPEG parameters is now
obsolete and is replaced by 'extended controls' which offer more flexibility
and are hopefully more future proof.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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Make life easier for distro guys, by removing the need of including
at the userspace header.
Also, linux/compiler.h is not needed at userspace.
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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The zoran driver uses strncpy() in an unsafe way. This patch uses the proper
sizeof()-1 size parameter. Since all strncpy() targets are initialised with
memset() the trailing '\0' is already set. Where std->name was the target for
the strncpy() we overwrote 8 Bytes of the std structure with zeros.
Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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videodev2.h
The videodev.h and videodev2.h describe the public API for V4L and V4L2.
It shouldn't have there any kernel-specific stuff. Those were moved to
v4l2-dev.h.
This patch removes some uneeded headers and include v4l2-common.h on all
V4L driver. This header includes device implementation of V4L2 API provided
on v4l2-dev.h as well as V4L2 internal ioctls that provides connections
between master driver and its i2c devices.
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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Videodev now is capable of better handling V4L2 api, by
processing V4L2 ioctls and using callbacks to the driver.
The drivers should be migrated to the newer way and the older
one will be obsoleted soon.
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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Signed-off-by: Scott Alfter <salfter@ssai.us>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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linux/videodev2.h uses types such as __u8 but it fails to include
<linux/types.h>. Within the kernel, that's not a problem because
<linux/time.h> already includes <linux/types.h>. However, there are
user apps that try to include videodev2.h (e.g., ekiga) and at least
on ia64, it causes compilation failures since <linux/types.h> doesn't
get included for any other reason, leaving __u8 etc. undefined. The
attached patch fixes the problem for me.
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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Add support for the AverMedia 6 Eyes MJPEG card.
- Updated drivers/media/video/Kconfig with AVS6EYES
options.
- Added CONFIG_VIDEO_ZORAN_AVS6EYES to
drivers/media/video/Makefile.
- Added I2C_DRIVERID_BT866 and I2C_DRIVERID_KS0127 to
include/linux/i2c-id.h
- Added drivers/media/video/ks0127.c, imported and modified from
the Marvel project.
- Added drivers/media/video/ks0127.h, imported and modified from
the Marvel project.
- Added drivers/media/video/bt866.c, ported from a 2.4 version
by Christer Weinigel.
- Added AVS6EYES to drivers/media/video/zoran_card.c
- Added input_mux to all cards in drivers/media/video/zoran_card.c
- Added input mux module parameter to drivers/media/video/zoran_card.c
- Added AVS6EYES to card_type in drivers/media/video/zoran.h
- Added input_mux to card_info in drivers/media/video/zoran.h
- Upped BUZ_MAX_INPUT in drivers/media/video/zoran.h from 8 to 16,
as the AVS6EYES has 10.
- Updated Documentation/video4linux/Zoran with information about AVS6EYES.
Signed-off-by: Martin Samuelsson <sam@home.se>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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The ioctl DMX_GET_EVENT has never been implemented.
I guess no software is using it because of its lack of implementation.
Future software won't use it, too, because this API doesn't make much
sense the way it is: Frontend events have their own different API.
Scrambling events can't be generated in a useful way by the hardware I
know of.
Signed-off-by: Andreas Oberritter <obi@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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Stringify does what it was told to do.
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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In current 2.6.17 implementation, signal_struct refered from task_struct is
used for per-process data structure. The pacct facility also uses it as a
per-process data structure to store stime, utime, minflt, majflt. But those
members are saved in __exit_signal(). It's too late.
For example, if some threads exits at same time, pacct facility has a
possibility to drop accountings for a part of those threads. (see, the
following 'The results of original 2.6.17 kernel') I think accounting
information should be completely collected into the per-process data structure
before writing out an accounting record.
This patch fixes this matter. Accumulation of stime, utime, minflt and majflt
are done before generating accounting record.
[mingo@elte.hu: fix acct_collect() siglock bug found by lockdep]
Signed-off-by: KaiGai Kohei <kaigai@ak.jp.nec.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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process
When pacct facility generate an 'ac_flag' field in accounting record, it
refers a task_struct of the thread which died last in the process. But any
other task_structs are ignored.
Therefore, pacct facility drops ASU flag even if root-privilege operations are
used by any other threads except the last one. In addition, AFORK flag is
always set when the thread of group-leader didn't die last, although this
process has called execve() after fork().
We have a same matter in ac_exitcode. The recorded ac_exitcode is an exit
code of the last thread in the process. There is a possibility this exitcode
is not the group leader's one.
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The pacct facility need an i/o operation when an accounting record is
generated. There is a possibility to wake OOM killer up. If OOM killer is
activated, it kills some processes to make them release process memory
regions.
But acct_process() is called in the killed processes context before calling
exit_mm(), so those processes cannot release own memory. In the results, any
processes stop in this point and it finally cause a system stall.
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Add support for SyncLink GT2 adapter to driver.
Signed-off-by: Paul Fulghum <paulkf@microgate.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Add custom HDLC idle pattern feature.
It allows the user to specify an arbitrary 8 or 16 bit repeating pattern on
the transmit data pin between HDLC frames.
In most cases the idle pattern is continuous ones or flags as supported by off
the shelf synchronous controllers and defined in the ISO3309 standard. Some
applications (radio/satellite modems, connections to legacy military hardware)
require non-standard patterns.
Signed-off-by: Paul Fulghum <paulkf@microgate.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Move kthread API kernel-doc from kthread.h to kthread.c & fix it.
Add kthread API to kernel-api DocBook.
Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Implement kasprintf, a kernel version of asprintf. This allocates the
memory required for the formatted string, including the trailing '\0'.
Returns NULL on allocation failure.
Signed-off-by: Jeremy Fitzhardinge <jeremy@xensource.com>
Signed-off-by: Chris Wright <chrisw@sous-sol.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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