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xfs: implement cgroup aware writeback

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Link every newly allocated writeback bio to cgroup pointed to by the
writeback control structure, and charge every byte written back to it.

Tested-by: Stefan Priebe - Profihost AG <s.priebe@profihost.ag>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
This commit is contained in:
Christoph Hellwig
2019-06-28 19:30:22 -07:00
committed by Darrick J. Wong
parent a247373596
commit adfb5fb46a
2 changed files with 5 additions and 1 deletions
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2
fs/xfs/xfs_super.c
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@@ -1676,6 +1676,8 @@ xfs_fs_fill_super(
sb->s_maxbytes = xfs_max_file_offset(sb->s_blocksize_bits);
sb->s_max_links = XFS_MAXLINK;
sb->s_time_gran = 1;
sb->s_iflags |= SB_I_CGROUPWB;
set_posix_acl_flag(sb);
/* version 5 superblocks support inode version counters. */