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c4c2416ab0
linux/fs/ocfs2
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Gang He c4c2416ab0 ocfs2: nowait aio support 
Return EAGAIN if any of the following checks fail for direct I/O:

 - Cannot get the related locks immediately

 - Blocks are not allocated at the write location, it will trigger block
   allocation and block IO operations.

[ghe@suse.com: v4]
  Link: http://lkml.kernel.org/r/1516007283-29932-4-git-send-email-ghe@suse.com
[ghe@suse.com: v2]
  Link: http://lkml.kernel.org/r/1511944612-9629-4-git-send-email-ghe@suse.com
Link: http://lkml.kernel.org/r/1511775987-841-4-git-send-email-ghe@suse.com
Signed-off-by: Gang He <ghe@suse.com>
Reviewed-by: Alex Chen <alex.chen@huawei.com>
Cc: Mark Fasheh <mfasheh@versity.com>
Cc: Joel Becker <jlbec@evilplan.org>
Cc: Junxiao Bi <junxiao.bi@oracle.com>
Cc: Joseph Qi <jiangqi903@gmail.com>
Cc: Changwei Ge <ge.changwei@h3c.com>
Cc: Jun Piao <piaojun@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2018-01-31 17:18:35 -08:00
..
cluster ocfs2/cluster: close a race that fence can't be triggered 2018-01-31 17:18:35 -08:00
dlm fs/ocfs2/dlm/dlmmaster.c: clean up dead code 2018-01-31 17:18:34 -08:00
dlmfs fs: annotate ->poll() instances 2017-11-27 16:20:05 -05:00
acl.c ocfs2/acl: use 'ip_xattr_sem' to protect getting extended attribute 2018-01-31 17:18:35 -08:00
acl.h ocfs2: make ocfs2_set_acl() static 2017-09-06 17:27:24 -07:00
alloc.c ocfs2: add trimfs lock to avoid duplicated trims in cluster 2018-01-31 17:18:35 -08:00
alloc.h ocfs2: try to reuse extent block in dealloc without meta_alloc 2018-01-31 17:18:35 -08:00
aops.c ocfs2: try to reuse extent block in dealloc without meta_alloc 2018-01-31 17:18:35 -08:00
aops.h ocfs2: clean up unused 'page' parameter in ocfs2_write_end_nolock() 2016-12-12 18:55:06 -08:00
blockcheck.c
blockcheck.h
buffer_head_io.c block,fs: untangle fs.h and blk_types.h 2016-11-01 09:43:26 -06:00
buffer_head_io.h ocfs2: clean up some unused function declarations 2017-11-15 18:21:01 -08:00
dcache.c VFS: normal filesystems (and lustre): d_inode() annotations 2015-04-15 15:06:57 -04:00
dcache.h
dir.c ocfs2: nowait aio support 2018-01-31 17:18:35 -08:00
dir.h VFS: normal filesystems (and lustre): d_inode() annotations 2015-04-15 15:06:57 -04:00
dlmglue.c ocfs2: nowait aio support 2018-01-31 17:18:35 -08:00
dlmglue.h ocfs2: nowait aio support 2018-01-31 17:18:35 -08:00
export.c ocfs2: Use ERR_CAST() to avoid cross-structure cast 2017-05-28 10:11:49 -07:00
export.h
extent_map.c ocfs2: add ocfs2_overwrite_io() 2018-01-31 17:18:35 -08:00
extent_map.h ocfs2: add ocfs2_overwrite_io() 2018-01-31 17:18:35 -08:00
file.c ocfs2: nowait aio support 2018-01-31 17:18:35 -08:00
file.h statx: Add a system call to make enhanced file info available 2017-03-02 20:51:15 -05:00
filecheck.c Pass mode to wait_on_atomic_t() action funcs and provide default actions 2017-11-13 15:38:16 +00:00
filecheck.h ocfs2: sysfile interfaces for online file check 2016-03-22 15:36:02 -07:00
heartbeat.c
heartbeat.h
inode.c ocfs2: convert to new i_version API 2018-01-29 06:42:21 -05:00
inode.h ocfs2: convert inode refcount test to a helper 2016-12-10 12:39:45 -08:00
ioctl.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
ioctl.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
journal.c ocfs2: clean up some dead code 2017-09-06 17:27:24 -07:00
journal.h jbd2: add support for avoiding data writes during transaction commits 2016-04-24 00:56:07 -04:00
Kconfig
localalloc.c ocfs2: fix occurring deadlock by changing ocfs2_wq from global to local 2016-03-25 16:37:42 -07:00
localalloc.h
locks.c ocfs2: fix flock panic issue 2015-12-29 17:45:49 -08:00
locks.h
Makefile License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
mmap.c ocfs2: nowait aio support 2018-01-31 17:18:35 -08:00
mmap.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
move_extents.c ocfs2: clean up some dead code 2017-09-06 17:27:24 -07:00
move_extents.h
namei.c ocfs2: convert to new i_version API 2018-01-29 06:42:21 -05:00
namei.h ocfs2: do not include dio entry in case of orphan scan 2015-11-05 19:34:48 -08:00
ocfs1_fs_compat.h
ocfs2_fs.h ocfs2: use magic.h 2017-07-06 16:24:30 -07:00
ocfs2_ioctl.h
ocfs2_lockid.h ocfs2: add trimfs dlm lock resource 2018-01-31 17:18:35 -08:00
ocfs2_lockingver.h
ocfs2_trace.h ocfs2: nowait aio support 2018-01-31 17:18:35 -08:00
ocfs2.h ocfs2: add trimfs dlm lock resource 2018-01-31 17:18:35 -08:00
quota_global.c ocfs2: convert to new i_version API 2018-01-29 06:42:21 -05:00
quota_local.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
quota.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
refcounttree.c ocfs2: clean up some dead code 2017-09-06 17:27:24 -07:00
refcounttree.h ocfs2: implement the VFS clone_range, copy_range, and dedupe_range features 2016-12-10 12:39:45 -08:00
reservations.c
reservations.h
resize.c ocfs2: solve a problem of crossing the boundary in updating backups 2016-03-25 16:37:42 -07:00
resize.h
slot_map.c ocfs2: clean up an unneeded goto in ocfs2_put_slot() 2016-05-19 19:12:14 -07:00
slot_map.h
stack_o2cb.c ocfs2: avoid a pointless delay in o2cb_cluster_check() 2015-04-14 16:48:57 -07:00
stack_user.c Replace <asm/uaccess.h> with <linux/uaccess.h> globally 2016-12-24 11:46:01 -08:00
stackglue.c ocfs2: constify attribute_group structures 2017-07-06 16:24:30 -07:00
stackglue.h ocfs2: fix crash caused by stale lvb with fsdlm plugin 2017-01-10 18:31:54 -08:00
suballoc.c ocfs2: clean dead code in suballoc.c 2018-01-31 17:18:35 -08:00
suballoc.h
super.c ocfs2: return -EROFS to mount.ocfs2 if inode block is invalid 2018-01-31 17:18:35 -08:00
super.h ocfs2: remove unused declaration ocfs2_publish_get_mount_state() 2017-11-15 18:21:01 -08:00
symlink.c vfs: remove ".readlink = generic_readlink" assignments 2016-12-09 16:45:04 +01:00
symlink.h
sysfile.c
sysfile.h
uptodate.c
uptodate.h
xattr.c ocfs2/acl: use 'ip_xattr_sem' to protect getting extended attribute 2018-01-31 17:18:35 -08:00
xattr.h ocfs2: fix posix_acl_create deadlock 2016-05-12 15:52:50 -07:00