Jaegeuk Kim cc15620bc8 f2fs: avoid f2fs_lock_op for IPU writes ...

Currently, if we do get_node_of_data before f2fs_lock_op, there may be dead lock
as follows, where process A would be in infinite loop, and B will NOT be awaked.

Process A(cp):            Process B:
f2fs_lock_all(sbi)
                        get_dnode_of_data <---- lock dn.node_page
flush_nodes             f2fs_lock_op

So, this patch adds f2fs_trylock_op to avoid f2fs_lock_op done by IPU.

Signed-off-by: Hou Pengyang <houpengyang@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

2017-05-23 21:07:15 -07:00

..

9p

9p: Convert to separately allocated bdi

2017-04-20 12:09:55 -06:00

adfs

Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2016-10-10 20:16:43 -07:00

affs

sched/headers: Prepare to remove <linux/cred.h> inclusion from <linux/sched.h>

2017-03-02 08:42:31 +01:00

afs

Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next

2017-05-02 16:40:27 -07:00

autofs4

Fix dead URLs to ftp.kernel.org

2017-03-28 16:16:52 +02:00

befs

befs: make export work with cold dcache

2017-05-05 11:35:35 +01:00

bfs

Replace <asm/uaccess.h> with <linux/uaccess.h> globally

2016-12-24 11:46:01 -08:00

btrfs

Merge branch 'for-4.12/block' of git://git.kernel.dk/linux-block

2017-05-01 10:39:57 -07:00

cachefiles

sched/headers: Prepare to remove <linux/cred.h> inclusion from <linux/sched.h>

2017-03-02 08:42:31 +01:00

ceph

Merge branch 'for-4.12/block' of git://git.kernel.dk/linux-block

2017-05-01 10:39:57 -07:00

cifs

Merge branch 'for-next' of git://git.samba.org/sfrench/cifs-2.6

2017-05-06 11:51:46 -07:00

coda

coda: Convert to separately allocated bdi

2017-04-20 12:09:55 -06:00

configfs

Replace <asm/uaccess.h> with <linux/uaccess.h> globally

2016-12-24 11:46:01 -08:00

cramfs

…

crypto

fscrypt: introduce helper function for filename matching

2017-05-04 11:44:37 -04:00

debugfs

Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace

2017-02-23 20:33:51 -08:00

devpts

Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2016-10-10 20:16:43 -07:00

dlm

net: Work around lockdep limitation in sockets that use sockets

2017-03-09 18:23:27 -08:00

ecryptfs

ecryptfs: Convert to separately allocated bdi

2017-04-20 12:09:55 -06:00

efivarfs

Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2016-10-10 20:16:43 -07:00

efs

Replace <asm/uaccess.h> with <linux/uaccess.h> globally

2016-12-24 11:46:01 -08:00

exofs

exofs: Convert to separately allocated bdi

2017-04-20 12:09:55 -06:00

exportfs

Merge branch 'rebased-statx' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2017-03-03 11:38:56 -08:00

ext2

libnvdimm for 4.12

2017-05-05 18:49:20 -07:00

ext4

Only bug fixes and cleanups for this merge window.

2017-05-08 11:40:34 -07:00

f2fs

f2fs: avoid f2fs_lock_op for IPU writes

2017-05-23 21:07:15 -07:00

fat

fat: fix using uninitialized fields of fat_inode/fsinfo_inode

2017-03-09 17:01:10 -08:00

freevxfs

…

fscache

KEYS: Differentiate uses of rcu_dereference_key() and user_key_payload()

2017-03-02 10:09:00 +11:00

fuse

fuse: Get rid of bdi_initialized

2017-04-20 12:09:55 -06:00

gfs2

We've got ten GFS2 patches for this merge window.

2017-05-05 13:40:20 -07:00

hfs

Merge branch 'work.misc' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2017-03-03 21:44:35 -08:00

hfsplus

sched/headers: Prepare to remove <linux/cred.h> inclusion from <linux/sched.h>

2017-03-02 08:42:31 +01:00

hostfs

vfs: remove ".readlink = generic_readlink" assignments

2016-12-09 16:45:04 +01:00

hpfs

sched/headers: Prepare to move signal wakeup & sigpending methods from <linux/sched.h> into <linux/sched/signal.h>

2017-03-02 08:42:32 +01:00

hugetlbfs

hugetlbfs: fix offset overflow in hugetlbfs mmap

2017-04-13 18:24:21 -07:00

isofs

sched/headers: Prepare to remove <linux/cred.h> inclusion from <linux/sched.h>

2017-03-02 08:42:31 +01:00

jbd2

Add GETFSMAP support; some performance improvements for very large

2017-05-08 11:30:05 -07:00

jffs2

sched/headers: Prepare to move signal wakeup & sigpending methods from <linux/sched.h> into <linux/sched/signal.h>

2017-03-02 08:42:32 +01:00

jfs

jfs: Remove jfs_get_inode_flags()

2017-04-19 14:21:23 +02:00

kernfs

kernfs: Check KERNFS_HAS_RELEASE before calling kernfs_release_file()

2017-03-17 10:25:59 +09:00

lockd

sched/headers: Prepare for new header dependencies before moving code to <linux/sched/signal.h>

2017-03-02 08:42:29 +01:00

minix

statx: Add a system call to make enhanced file info available

2017-03-02 20:51:15 -05:00

ncpfs

ncpfs: Convert to separately allocated bdi

2017-04-20 12:09:55 -06:00

nfs

nfs: Fix bdi handling for cloned superblocks

2017-05-04 07:57:46 -06:00

nfs_common

netns: make struct pernet_operations::id unsigned int

2016-11-18 10:59:15 -05:00

nfsd

Merge branch 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2017-05-01 19:12:53 -07:00

nilfs2

fs: Remove SB_I_DYNBDI flag

2017-04-20 12:09:55 -06:00

nls

…

notify

fanotify: don't expose EOPENSTALE to userspace

2017-04-25 15:48:06 +02:00

ntfs

sched/headers: Prepare to move signal wakeup & sigpending methods from <linux/sched.h> into <linux/sched/signal.h>

2017-03-02 08:42:32 +01:00

ocfs2

fs/ocfs2/cluster: use offset_in_page() macro

2017-05-03 15:52:07 -07:00

omfs

sched/headers: Prepare to remove <linux/cred.h> inclusion from <linux/sched.h>

2017-03-02 08:42:31 +01:00

openpromfs

Replace <asm/uaccess.h> with <linux/uaccess.h> globally

2016-12-24 11:46:01 -08:00

orangefs

Some cleanups:

2017-05-05 13:36:10 -07:00

overlayfs

overlayfs: remove now unnecessary header file include

2017-03-08 10:42:13 -08:00

proc

Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace

2017-05-05 11:08:43 -07:00

pstore

pstore: Solve lockdep warning by moving inode locks

2017-04-27 20:35:34 -07:00

qnx4

…

qnx6

…

quota

quota: Remove dquot_quotactl_ops

2017-04-19 14:21:23 +02:00

ramfs

Replace <asm/uaccess.h> with <linux/uaccess.h> globally

2016-12-24 11:46:01 -08:00

reiserfs

reiserfs: Remove i_attrs_to_sd_attrs()

2017-04-19 14:21:23 +02:00

romfs

romfs: use different way to generate fsid for BLOCK or MTD

2017-01-24 16:26:14 -08:00

squashfs

fs/pstore: fs/squashfs: change usage of LZ4 to work with new LZ4 version

2017-02-24 17:46:57 -08:00

sysfs

sysfs: be careful of error returns from ops->show()

2017-04-08 17:33:32 +02:00

sysv

statx: Add a system call to make enhanced file info available

2017-03-02 20:51:15 -05:00

tracefs

fs: Replace CURRENT_TIME with current_time() for inode timestamps

2016-09-27 21:06:21 -04:00

ubifs

Only bug fixes and cleanups for this merge window.

2017-05-08 11:40:34 -07:00

udf

udf: use kmap_atomic for memcpy copying

2017-04-24 16:28:02 +02:00

ufs

Replace <asm/uaccess.h> with <linux/uaccess.h> globally

2016-12-24 11:46:01 -08:00

xfs

Changes for 4.12:

2017-05-06 11:46:16 -07:00

aio.c

Merge branch 'WIP.sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2017-03-03 10:16:38 -08:00

anon_inodes.c

Replace <asm/uaccess.h> with <linux/uaccess.h> globally

2016-12-24 11:46:01 -08:00

attr.c

sched/headers: Prepare for new header dependencies before moving code to <linux/sched/signal.h>

2017-03-02 08:42:29 +01:00

bad_inode.c

statx: Add a system call to make enhanced file info available

2017-03-02 20:51:15 -05:00

binfmt_aout.c

sched/headers: Prepare for new header dependencies before moving code to <linux/sched/task_stack.h>

2017-03-02 08:42:36 +01:00

binfmt_elf_fdpic.c

sched/headers: Prepare to move cputime functionality from <linux/sched.h> into <linux/sched/cputime.h>

2017-03-02 08:42:39 +01:00

binfmt_elf.c

sched/headers: Prepare to move cputime functionality from <linux/sched.h> into <linux/sched/cputime.h>

2017-03-02 08:42:39 +01:00

binfmt_em86.c

…

binfmt_flat.c

sched/headers: Prepare for new header dependencies before moving code to <linux/sched/task_stack.h>

2017-03-02 08:42:36 +01:00

binfmt_misc.c

sched/headers: Prepare to remove the <linux/mm_types.h> dependency from <linux/sched.h>

2017-03-02 08:42:37 +01:00

binfmt_script.c

…

block_dev.c

libnvdimm for 4.12

2017-05-05 18:49:20 -07:00

buffer.c

sched/headers: Prepare for the reduction of <linux/sched.h>'s signal API dependency

2017-03-02 08:42:37 +01:00

char_dev.c

chardev: add helper function to register char devs with a struct device

2017-03-21 06:44:32 +01:00

compat_binfmt_elf.c

fs/binfmt: Convert obsolete cputime type to nsecs

2017-02-01 09:13:51 +01:00

compat_ioctl.c

Replace <asm/uaccess.h> with <linux/uaccess.h> globally

2016-12-24 11:46:01 -08:00

compat.c

fs/compat.c: trim unused includes

2017-04-17 12:52:27 -04:00

coredump.c

sched/headers: Prepare for new header dependencies before moving code to <linux/sched/task_stack.h>

2017-03-02 08:42:36 +01:00

dax.c

libnvdimm for 4.12

2017-05-05 18:49:20 -07:00

dcache.c

mnt: Protect the mountpoint hashtable with mount_lock

2017-01-10 13:34:43 +13:00

dcookies.c

Replace <asm/uaccess.h> with <linux/uaccess.h> globally

2016-12-24 11:46:01 -08:00

direct-io.c

fs: add i_blocksize()

2017-02-27 18:43:46 -08:00

drop_caches.c

…

eventfd.c

sched/headers: Prepare to move signal wakeup & sigpending methods from <linux/sched.h> into <linux/sched/signal.h>

2017-03-02 08:42:32 +01:00

eventpoll.c

epoll: Add busy poll support to epoll with socket fds.

2017-03-24 20:49:31 -07:00

exec.c

x86/arch_prctl: Add ARCH_[GET|SET]_CPUID

2017-03-20 16:10:34 +01:00

fcntl.c

fcntl: move compat syscalls from compat.c

2017-04-17 12:52:24 -04:00

fhandle.c

fhandle: move compat syscalls from compat.c

2017-04-17 12:52:26 -04:00

file_table.c

sched/headers: Prepare to remove <linux/cred.h> inclusion from <linux/sched.h>

2017-03-02 08:42:31 +01:00

file.c

sched/headers: Prepare for new header dependencies before moving code to <linux/sched/signal.h>

2017-03-02 08:42:29 +01:00

filesystems.c

Replace <asm/uaccess.h> with <linux/uaccess.h> globally

2016-12-24 11:46:01 -08:00

fs_pin.c

…

fs_struct.c

sched/headers: Prepare for new header dependencies before moving code to <linux/sched/task.h>

2017-03-02 08:42:35 +01:00

fs-writeback.c

writeback: fix memory leak in wb_queue_work()

2017-03-13 08:27:34 -06:00

inode.c

fsnotify: Free fsnotify_mark_connector when there is no mark attached

2017-04-10 17:37:35 +02:00

internal.h

fhandle: move compat syscalls from compat.c

2017-04-17 12:52:26 -04:00

ioctl.c

sched/headers: Prepare for the reduction of <linux/sched.h>'s signal API dependency

2017-03-02 08:42:37 +01:00

iomap.c

Changes for 4.12:

2017-05-06 11:46:16 -07:00

Kconfig

dax: fix build warnings with FS_DAX and !FS_IOMAP

2017-01-24 16:26:14 -08:00

Kconfig.binfmt

docs: fix locations of several documents that got moved

2016-10-24 08:12:35 -02:00

libfs.c

Merge branch 'rebased-statx' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2017-03-03 11:38:56 -08:00

locks.c

Replace <asm/uaccess.h> with <linux/uaccess.h> globally

2016-12-24 11:46:01 -08:00

Makefile

logfs: remove from tree

2016-12-14 23:48:11 -05:00

mbcache.c

mbcache: document that "find" functions only return reusable entries

2016-12-03 15:55:01 -05:00

mount.h

fsnotify: Free fsnotify_mark_connector when there is no mark attached

2017-04-10 17:37:35 +02:00

mpage.c

fs: add i_blocksize()

2017-02-27 18:43:46 -08:00

namei.c

Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security

2017-05-03 08:50:52 -07:00

namespace.c

fsnotify: Free fsnotify_mark_connector when there is no mark attached

2017-04-10 17:37:35 +02:00

no-block.c

…

nsfs.c

nsfs: mark dentry with DCACHE_RCUACCESS

2017-04-19 15:56:24 -07:00

open.c

open: move compat syscalls from compat.c

2017-04-17 12:52:25 -04:00

pipe.c

Replace <asm/uaccess.h> with <linux/uaccess.h> globally

2016-12-24 11:46:01 -08:00

pnode.c

mnt: Tuck mounts under others instead of creating shadow/side mounts.

2017-02-04 00:01:06 +13:00

pnode.h

mnt: Tuck mounts under others instead of creating shadow/side mounts.

2017-02-04 00:01:06 +13:00

posix_acl.c

sched/headers: Prepare to remove <linux/cred.h> inclusion from <linux/sched.h>

2017-03-02 08:42:31 +01:00

proc_namespace.c

sched/headers: Prepare to move the task_lock()/unlock() APIs to <linux/sched/task.h>

2017-03-02 08:42:38 +01:00

read_write.c

move compat_rw_copy_check_uvector() over to fs/read_write.c

2017-04-17 12:52:26 -04:00

readdir.c

readdir: move compat syscalls from compat.c

2017-04-17 12:52:24 -04:00

select.c

Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next

2017-05-02 16:40:27 -07:00

seq_file.c

Replace <asm/uaccess.h> with <linux/uaccess.h> globally

2016-12-24 11:46:01 -08:00

signalfd.c

…

splice.c

Merge branch 'work.splice' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2017-05-02 11:38:06 -07:00

stack.c

…

stat.c

Merge branch 'work.compat' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2017-05-02 11:54:26 -07:00

statfs.c

statfs: move compat syscalls from compat.c

2017-04-17 12:52:23 -04:00

super.c

bdi: Drop 'parent' argument from bdi_register[_va]()

2017-04-20 12:09:55 -06:00

sync.c

vfs: use helper for calling f_op->fsync()

2017-02-20 16:51:23 +01:00

timerfd.c

timerfd: Only check CAP_WAKE_ALARM when it is needed

2017-03-01 12:53:44 +01:00

userfaultfd.c

userfaultfd: report actual registered features in fdinfo

2017-04-08 00:47:48 -07:00

utimes.c

utimes: move compat syscalls from compat.c

2017-04-17 12:52:23 -04:00

xattr.c

Replace <asm/uaccess.h> with <linux/uaccess.h> globally

2016-12-24 11:46:01 -08:00