AcoSail/kernel_optimize_test
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485290a734
kernel_optimize_test/fs/btrfs
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Qu Wenruo 485290a734 btrfs: Fix a data space underflow warning 
Even with quota disabled, generic/127 will trigger a kernel warning by
underflow data space info.

The bug is caused by buffered write, which in case of short copy, the
start parameter for btrfs_delalloc_release_space() is wrong, and
round_up/down() in btrfs_delalloc_release() extents the range to page
aligned, decreasing one more page than expected.

This patch will fix it by passing correct start.

Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
Signed-off-by: Chris Mason <clm@fb.com>
2015-11-03 07:44:20 -08:00
..
tests Btrfs: add fragment=* debug mount option 2015-10-21 18:51:43 -07:00
acl.c
async-thread.c btrfs: async_thread: Fix workqueue 'max_active' value when initializing 2015-08-31 11:46:40 -07:00
async-thread.h btrfs: async_thread: Fix workqueue 'max_active' value when initializing 2015-08-31 11:46:40 -07:00
backref.c btrfs: fix use after free iterating extrefs 2015-10-26 19:38:28 -07:00
backref.h
btrfs_inode.h Btrfs: Direct I/O: Fix space accounting 2015-09-21 13:47:55 -07:00
check-integrity.c Merge branch 'cleanups/for-4.4' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux into for-linus-4.4 2015-10-21 18:21:40 -07:00
check-integrity.h
compression.c Merge branch 'cleanups/for-4.4' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux into for-linus-4.4 2015-10-21 18:21:40 -07:00
compression.h
ctree.c Merge branch 'cleanups/for-4.4' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux into for-linus-4.4 2015-10-21 18:21:40 -07:00
ctree.h btrfs: qgroup: Fix a race in delayed_ref which leads to abort trans 2015-10-26 19:44:39 -07:00
delayed-inode.c btrfs: comment the rest of implicit barriers before waitqueue_active 2015-10-10 18:42:00 +02:00
delayed-inode.h
delayed-ref.c btrfs: qgroup: Fix a race in delayed_ref which leads to abort trans 2015-10-26 19:44:39 -07:00
delayed-ref.h btrfs: qgroup: Fix a race in delayed_ref which leads to abort trans 2015-10-26 19:44:39 -07:00
dev-replace.c Merge branch 'fix/waitqueue-barriers' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux into for-linus-4.4 2015-10-12 16:24:40 -07:00
dev-replace.h
dir-item.c
disk-io.c btrfs: clear PF_NOFREEZE in cleaner_kthread() 2015-10-26 19:42:30 -07:00
disk-io.h Btrfs: add btrfs_read_dev_one_super() to read one specific SB 2015-10-01 17:29:38 +02:00
export.c BTRFS: support NFSv2 export 2015-10-06 06:55:23 -07:00
export.h
extent_io.c btrfs: extent_io: Introduce new function clear_record_extent_bits() 2015-10-21 18:37:44 -07:00
extent_io.h btrfs: qgroup: Introduce btrfs_qgroup_reserve_data function 2015-10-21 18:37:45 -07:00
extent_map.c
extent_map.h
extent-tree.c btrfs: qgroup: Fix a race in delayed_ref which leads to abort trans 2015-10-26 19:44:39 -07:00
extent-tree.h btrfs: qgroup: Add new qgroup calculation function 2015-06-10 09:25:49 -07:00
file-item.c
file.c btrfs: Fix a data space underflow warning 2015-11-03 07:44:20 -08:00
free-space-cache.c Btrfs: don't do extra bitmap search in one bit case 2015-10-21 18:55:41 -07:00
free-space-cache.h Btrfs: keep track of largest extent in bitmaps 2015-10-21 18:55:40 -07:00
hash.c
hash.h
inode-item.c Btrfs: consolidate btrfs_error() to btrfs_std_error() 2015-09-29 16:30:00 +02:00
inode-map.c btrfs: qgroup: Cleanup old inaccurate facilities 2015-10-21 18:41:06 -07:00
inode-map.h
inode.c btrfs: qgroup: Fix a race in delayed_ref which leads to abort trans 2015-10-26 19:44:39 -07:00
ioctl.c btrfs: check unsupported filters in balance arguments 2015-10-26 19:38:26 -07:00
Kconfig
locking.c btrfs: comment the rest of implicit barriers before waitqueue_active 2015-10-10 18:42:00 +02:00
locking.h
lzo.c
Makefile
math.h
ordered-data.c Btrfs: change how we wait for pending ordered extents 2015-10-21 18:51:40 -07:00
ordered-data.h Btrfs: change how we wait for pending ordered extents 2015-10-21 18:51:40 -07:00
orphan.c
print-tree.c
print-tree.h
props.c btrfs: cleanup iterating over prop_handlers array 2015-10-21 18:28:48 +02:00
props.h
qgroup.c btrfs: qgroup: Fix a rebase bug which will cause qgroup double free 2015-10-26 19:44:39 -07:00
qgroup.h btrfs: qgroup: Check if qgroup reserved space leaked 2015-10-21 18:41:10 -07:00
raid56.c btrfs: comment waitqueue_active implied by locks 2015-10-10 18:35:10 +02:00
raid56.h Btrfs: add RAID 5/6 BTRFS_RBIO_REBUILD_MISSING operation 2015-08-09 07:34:26 -07:00
rcu-string.h
reada.c btrfs: reada: Fix returned errno code 2015-10-21 18:29:50 +02:00
relocation.c Btrfs: fix regression running delayed references when using qgroups 2015-10-25 19:53:26 +00:00
root-tree.c Merge branch 'cleanups/for-4.4' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux into for-linus-4.4 2015-10-21 18:21:40 -07:00
scrub.c btrfs: switch message printers to ratelimited variants 2015-10-08 13:04:06 +02:00
send.c btrfs: fix resending received snapshot with parent 2015-10-13 20:04:10 +01:00
send.h
struct-funcs.c
super.c Btrfs: add fragment=* debug mount option 2015-10-21 18:51:43 -07:00
sysfs.c Btrfs: rename super_kobj to fsid_kobj 2015-09-29 16:29:59 +02:00
sysfs.h Btrfs: rename btrfs_kobj_rm_device to btrfs_sysfs_rm_device_link 2015-09-29 16:29:59 +02:00
transaction.c Merge branch 'allocator-fixes' into for-linus-4.4 2015-10-21 19:00:38 -07:00
transaction.h Merge branch 'allocator-fixes' into for-linus-4.4 2015-10-21 19:00:38 -07:00
tree-defrag.c Btrfs: cleanup: remove unnecessary check before btrfs_free_path is called 2015-08-31 11:46:41 -07:00
tree-log.c Btrfs: fix regression running delayed references when using qgroups 2015-10-25 19:53:26 +00:00
tree-log.h
ulist.c btrfs: ulist: Add ulist_del() function. 2015-06-10 09:26:17 -07:00
ulist.h btrfs: ulist: Add ulist_del() function. 2015-06-10 09:26:17 -07:00
uuid-tree.c
volumes.c btrfs: extend balance filter usage to take minimum and maximum 2015-10-26 19:38:30 -07:00
volumes.h btrfs: add balance filters limits, stripes and usage to supported mask 2015-10-26 19:38:30 -07:00
xattr.c
xattr.h
zlib.c