The patch titled
Subject: scatterlist: reorder compound boolean expression
has been added to the -mm tree. Its filename is
scatterlist-reorder-compound-boolean-expression.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/scatterlist-reorder-compound-boolean-expression.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/scatterlist-reorder-compound-boolean-expression.patch
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------------------------------------------------------
From: Gilad Ben-Yossef <gilad@xxxxxxxxxxxxx>
Subject: scatterlist: reorder compound boolean expression
Test the cheaper boolean expression with no side effects first.
Link: http://lkml.kernel.org/r/1486040150-14109-2-git-send-email-gilad@xxxxxxxxxxxxx
Signed-off-by: Gilad Ben-Yossef <gilad@xxxxxxxxxxxxx>
Cc: Jens Axboe <axboe@xxxxxxxxx>
Cc: <ofir.drang@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
lib/scatterlist.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN lib/scatterlist.c~scatterlist-reorder-compound-boolean-expression lib/scatterlist.c
--- a/lib/scatterlist.c~scatterlist-reorder-compound-boolean-expression
+++ a/lib/scatterlist.c
@@ -680,7 +680,7 @@ size_t sg_copy_buffer(struct scatterlist
local_irq_save(flags);
- while (sg_miter_next(&miter) && offset < buflen) {
+ while ((offset < buflen) && sg_miter_next(&miter)) {
unsigned int len;
len = min(miter.length, buflen - offset);
_
Patches currently in -mm which might be from gilad@xxxxxxxxxxxxx are
scatterlist-reorder-compound-boolean-expression.patch
scatterlist-do-not-disable-irqs-in-sg_copy_buffer.patch
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