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(parent: 62c5ac8) | patch
xfs: don't bother looking at the refcount tree for reads
authorChristoph Hellwig <hch@lst.de>
Thu, 20 Oct 2016 04:53:32 +0000 (15:53 +1100)
committerDave Chinner <david@fromorbit.com>
Thu, 20 Oct 2016 04:53:32 +0000 (15:53 +1100)
commit5f9268ca53aca992106d74edde3e7cf6c1be60a0
treed7bbd9ab08f2fde333d67cdc20dbb126ca0bf56etree | snapshot (tar.gz zip)
parent62c5ac89de7d5eecdbaa94ca3d554b0bd41578b1commit | diff
xfs: don't bother looking at the refcount tree for reads

There is no need to trim an extent into a shared or non-shared one, or
report any flags for plain old reads.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
fs/xfs/xfs_iomap.c diff | blob | blame | history