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authorDave Chinner <dchinner@redhat.com>2010-11-08 09:55:05 +0100
committerAlex Elder <aelder@sgi.com>2010-11-10 19:00:48 +0100
commitbfe2741967eaa3434fa9b3d8f24b1422d4540e7d (patch)
treed012589ede1f1d7e571d7dc75868f445531cccf8 /kernel/params.c
parentxfs: fix per-ag reference counting in inode reclaim tree walking (diff)
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xfs: move delayed write buffer trace
The delayed write buffer split trace currently issues a trace for every buffer it scans. These buffers are not necessarily queued for delayed write. Indeed, when buffers are pinned, there can be thousands of traces of buffers that aren't actually queued for delayed write and the ones that are are lost in the noise. Move the trace point to record only buffers that are split out for IO to be issued on. Signed-off-by: Dave Chinner <dchinner@redhat.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Alex Elder <aelder@sgi.com>
Diffstat (limited to 'kernel/params.c')
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