Minki/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2024-12-25 12:21:37 +00:00
Code Issues Packages Projects Releases Wiki Activity
aa38a711a8
linux/fs/btrfs
History
Miao Xie aa38a711a8 Btrfs: fix deadlock on metadata reservation when evicting a inode 
When I ran the xfstests, I found the test tasks was blocked on meta-data
reservation.

By debugging, I found the reason of this bug:
   start transaction
        |
	v
   reserve meta-data space
	|
	v
   flush delay allocation -> iput inode -> evict inode
	^					|
	|					v
   wait for delay allocation flush <- reserve meta-data space

And besides that, the flush on evicting inode will block the thread, which
is reclaiming the memory, and make oom happen easily.

Fix this bug by skipping the flush step when evicting inode.

Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
2011-11-30 18:46:03 +01:00
..
acl.c Btrfs: fix return value of btrfs_get_acl() 2011-10-20 18:10:47 +02:00
async-thread.c Btrfs: don't walk around with task->state != TASK_RUNNING 2010-05-25 10:34:58 -04:00
async-thread.h Btrfs: fix deadlock on async thread startup 2009-10-05 09:44:45 -04:00
backref.c btrfs: Fix up 32/64-bit compatibility for new ioctls 2011-11-20 07:42:13 -05:00
backref.h btrfs: added helper functions to iterate backrefs 2011-09-29 12:54:27 +02:00
btrfs_inode.h Btrfs: fix our reservations for updating an inode when completing io 2011-11-08 15:47:34 -05:00
compat.h
compression.c btrfs: separate superblock items out of fs_info 2011-11-06 03:04:01 -05:00
compression.h btrfs: rename variables clashing with global function names 2011-05-02 13:57:19 +02:00
ctree.c Btrfs: fix tree corruption after multi-thread snapshots and inode_cache flush 2011-11-15 09:53:28 -05:00
ctree.h Btrfs: fix deadlock on metadata reservation when evicting a inode 2011-11-30 18:46:03 +01:00
delayed-inode.c Btrfs: tweak the delayed inode reservations again 2011-11-10 20:39:08 -05:00
delayed-inode.h atomic: use <linux/atomic.h> 2011-07-26 16:49:47 -07:00
delayed-ref.c btrfs: remove old unused commented out code 2011-05-06 12:34:10 +02:00
delayed-ref.h btrfs: remove all unused functions 2011-05-06 12:34:03 +02:00
dir-item.c Btrfs: remove redundant code for dir item lookup 2011-08-01 14:30:48 -04:00
disk-io.c btrfs: mirror_num should be int, not u64 2011-11-20 07:42:14 -05:00
disk-io.h Merge branch 'for-chris' of git://github.com/sensille/linux into integration 2011-11-06 03:05:08 -05:00
export.c Merge branch 'ino-alloc' of git://repo.or.cz/linux-btrfs-devel into inode_numbers 2011-05-21 09:27:38 -04:00
export.h
extent_io.c Btrfs: sectorsize align offsets in fiemap 2011-11-20 07:42:17 -05:00
extent_io.h btrfs: mirror_num should be int, not u64 2011-11-20 07:42:14 -05:00
extent_map.c Btrfs: clean up code for merging extent maps 2011-08-01 14:30:50 -04:00
extent_map.h btrfs: drop gfp parameter from alloc_extent_map 2011-05-02 13:57:21 +02:00
extent-tree.c Btrfs: fix deadlock on metadata reservation when evicting a inode 2011-11-30 18:46:03 +01:00
file-item.c btrfs: separate superblock items out of fs_info 2011-11-06 03:04:01 -05:00
file.c Btrfs: use the inode's mapping mask for allocating pages 2011-10-19 15:12:45 -04:00
free-space-cache.c Btrfs: remove free-space-cache.c WARN during log replay 2011-11-21 14:57:33 -05:00
free-space-cache.h btrfs: remove all unused functions 2011-05-06 12:34:03 +02:00
hash.h
inode-item.c Btrfs: BUG_ON is deleted from the caller of btrfs_truncate_item & btrfs_extend_item 2011-05-23 13:24:39 -04:00
inode-map.c Btrfs: fix no reserved space for writing out inode cache 2011-11-10 20:45:04 -05:00
inode-map.h Btrfs: Support reading/writing on disk free ino cache 2011-04-25 16:46:11 +08:00
inode.c Btrfs: fix deadlock on metadata reservation when evicting a inode 2011-11-30 18:46:03 +01:00
ioctl.c Btrfs: prefix resize related printks with btrfs: 2011-11-20 07:42:16 -05:00
ioctl.h Btrfs: fix the new inspection ioctls for 32 bit compat 2011-11-06 03:08:49 -05:00
Kconfig btrfs: Add lzo compression support 2010-12-22 23:15:47 +08:00
locking.c Btrfs: switch the btrfs tree locks to reader/writer 2011-07-27 12:46:46 -04:00
locking.h Btrfs: switch the btrfs tree locks to reader/writer 2011-07-27 12:46:46 -04:00
lzo.c Btrfs: Avoid accessing unmapped kernel address 2011-02-16 15:37:58 -05:00
Makefile Merge git://git.jan-o-sch.net/btrfs-unstable into integration 2011-11-06 03:07:10 -05:00
ordered-data.c Btrfs: add initial tracepoint support for btrfs 2011-03-28 05:37:33 -04:00
ordered-data.h btrfs: Allow to add new compression algorithm 2010-12-22 23:15:45 +08:00
orphan.c Btrfs: fixup return code for btrfs_del_orphan_item 2010-12-09 13:57:15 -05:00
print-tree.c btrfs: fix oops on failure path 2011-10-20 18:10:50 +02:00
print-tree.h
reada.c Btrfs: rename btrfs_bio multi -> bbio for consistency 2011-11-06 03:11:21 -05:00
relocation.c Btrfs: fix orphan backref nodes 2011-11-10 20:45:05 -05:00
root-tree.c btrfs: make btrfs_set_root_node void 2011-08-01 14:30:44 -04:00
scrub.c btrfs scrub: handle -ENOMEM from init_ipath() 2011-11-30 18:46:01 +01:00
struct-funcs.c Btrfs: stop using highmem for extent_buffers 2011-07-27 12:46:45 -04:00
super.c btrfs: rename the option to nospace_cache 2011-11-11 10:14:57 -05:00
sysfs.c btrfs: Remove unused sysfs code 2011-06-17 14:54:18 -04:00
transaction.c Btrfs: fix tree corruption after multi-thread snapshots and inode_cache flush 2011-11-15 09:53:28 -05:00
transaction.h Merge branch 'for-chris' of 2011-05-28 07:00:39 -04:00
tree-defrag.c btrfs: drop unused parameter from btrfs_release_path 2011-05-02 13:57:22 +02:00
tree-log.c btrfs: separate superblock items out of fs_info 2011-11-06 03:04:01 -05:00
tree-log.h btrfs: remove unused function prototypes 2011-05-04 14:01:26 +02:00
version.h
volumes.c Btrfs: fix nocow when deleting the item 2011-11-10 20:45:04 -05:00
volumes.h Btrfs: fix barrier flushes 2011-11-20 07:21:14 -05:00
xattr.c Btrfs: fix regression in re-setting a large xattr 2011-10-19 15:12:56 -04:00
xattr.h fs/vfs/security: pass last path component to LSM on inode creation 2011-02-01 11:12:29 -05:00
zlib.c zlib: slim down zlib_deflate() workspace when possible 2011-03-22 17:44:17 -07:00