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| author | Paolo Bonzini <pbonzini@redhat.com> | 2013-03-20 15:37:08 +1030 |
|---|---|---|
| committer | Rusty Russell <rusty@rustcorp.com.au> | 2013-03-20 15:43:04 +1030 |
| commit | c8164d8931fdee9ac5314708c4071adf1d997425 (patch) | |
| tree | c5d71c82defa52fc3afe7d14e61f44cbb6ff7dc7 /block/blk-merge.c | |
| parent | 0d2e1a2926b1839a4b74519e660739b2566c9386 (diff) | |
| download | op-kernel-dev-c8164d8931fdee9ac5314708c4071adf1d997425.zip op-kernel-dev-c8164d8931fdee9ac5314708c4071adf1d997425.tar.gz | |
scatterlist: introduce sg_unmark_end
This is useful in places that recycle the same scatterlist multiple
times, and do not want to incur the cost of sg_init_table every
time in hot paths.
Acked-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'block/blk-merge.c')
| -rw-r--r-- | block/blk-merge.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/block/blk-merge.c b/block/blk-merge.c index 936a110..5f24482 100644 --- a/block/blk-merge.c +++ b/block/blk-merge.c @@ -143,7 +143,7 @@ new_segment: * termination bit to avoid doing a full * sg_init_table() in drivers for each command. */ - (*sg)->page_link &= ~0x02; + sg_unmark_end(*sg); *sg = sg_next(*sg); } |
