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

..

acl.c

f2fs: keep dirty inodes selectively for checkpoint

2016-11-23 12:11:08 -08:00

acl.h

f2fs: remove dead code f2fs_check_acl

2016-09-14 16:52:36 -07:00

checkpoint.c

f2fs: remove unnecessary read cases in merged IO flow

2017-05-23 21:05:37 -07:00

data.c

f2fs: avoid f2fs_lock_op for IPU writes

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

debug.c

f2fs: show available_nids in f2fs/status

2017-05-03 10:04:57 -07:00

dir.c

for-f2fs-4.12

2017-05-08 12:24:17 -07:00

extent_cache.c

f2fs: introduce __check_rb_tree_consistence

2017-04-19 11:00:44 -07:00

f2fs.h

f2fs: avoid f2fs_lock_op for IPU writes

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

file.c

f2fs: support statx

2017-05-23 21:05:34 -07:00

gc.c

f2fs: avoid f2fs_lock_op for IPU writes

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

gc.h

f2fs: detect idle time depending on user behavior

2016-01-11 15:56:37 -08:00

hash.c

f2fs: check entire encrypted bigname when finding a dentry

2017-05-04 11:44:35 -04:00

inline.c

for-f2fs-4.12

2017-05-08 12:24:17 -07:00

inode.c

f2fs: load inode's flag from disk

2017-05-23 21:05:31 -07:00

Kconfig

f2fs: add mount option to select fault injection ratio

2016-05-07 10:32:22 -07:00

Makefile

fs crypto: move per-file encryption from f2fs tree to fs/crypto

2016-03-17 21:19:33 -07:00

namei.c

for-f2fs-4.12

2017-05-08 12:24:17 -07:00

node.c

f2fs: remove unnecessary read cases in merged IO flow

2017-05-23 21:05:37 -07:00

node.h

f2fs: guard macro variables with braces

2017-04-10 19:48:10 -07:00

recovery.c

f2fs: avoid dirty node pages in check_only recovery

2017-04-18 13:37:49 -07:00

segment.c

f2fs: avoid f2fs_lock_op for IPU writes

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

segment.h

f2fs: split bio cache

2017-05-23 21:05:39 -07:00

shrinker.c

f2fs: avoid casted negative value as shrink count

2016-11-23 12:11:03 -08:00

super.c

f2fs: split bio cache

2017-05-23 21:05:39 -07:00

trace.c

f2fs: use set_page_private marcro in f2fs_trace_pid

2017-03-24 15:10:49 -04:00

trace.h

f2fs: add sbi and page pointer in f2fs_io_info

2015-05-28 15:41:32 -07:00

xattr.c

f2fs: don't reserve additional space in xattr block

2017-03-24 15:10:53 -04:00

xattr.h

f2fs: guard macro variables with braces

2017-04-10 19:48:10 -07:00