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| author | Miao Xie <miaox@cn.fujitsu.com> | 2013-01-29 11:13:12 +0100 |
|---|---|---|
| committer | Josef Bacik <jbacik@fusionio.com> | 2013-02-20 18:59:08 +0100 |
| commit | de98ced9e743656d108de41841797def0f5cb951 (patch) | |
| tree | 52314be4abe2cd2510712e8b629d58d8d01d5e0a /fs/mpage.c | |
| parent | Btrfs: use the inode own lock to protect its delalloc_bytes (diff) | |
| download | linux-de98ced9e743656d108de41841797def0f5cb951.tar.xz linux-de98ced9e743656d108de41841797def0f5cb951.zip | |
Btrfs: use seqlock to protect fs_info->avail_{data, metadata, system}_alloc_bits
There is no lock to protect
fs_info->avail_{data, metadata, system}_alloc_bits,
it may introduce some problem, such as the wrong profile
information, so we add a seqlock to protect them.
Signed-off-by: Zhao Lei <zhaolei@cn.fujitsu.com>
Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Diffstat (limited to 'fs/mpage.c')
0 files changed, 0 insertions, 0 deletions