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| author | Ingo Molnar <mingo@elte.hu> | 2008-10-03 10:34:36 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-10-03 10:34:36 +0200 |
| commit | b5259d944279d0b7e78a83849a352d8ba0447c4c (patch) | |
| tree | 42f0e7dc404bc776f9a736c17f52c121da166fc1 /lib/scatterlist.c | |
| parent | 1c50b728c3e734150b8a4a8310ce3e01bc5c70be (diff) | |
| parent | 94aca1dac6f6d21f4b07e4864baf7768cabcc6e7 (diff) | |
| download | linux-b5259d944279d0b7e78a83849a352d8ba0447c4c.tar.bz2 | |
Merge commit 'v2.6.27-rc8' into core/rcu
Diffstat (limited to 'lib/scatterlist.c')
| -rw-r--r-- | lib/scatterlist.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/scatterlist.c b/lib/scatterlist.c index 876ba6d5b670..8d2688ff1352 100644 --- a/lib/scatterlist.c +++ b/lib/scatterlist.c @@ -422,9 +422,12 @@ static size_t sg_copy_buffer(struct scatterlist *sgl, unsigned int nents, { unsigned int offset = 0; struct sg_mapping_iter miter; + unsigned long flags; sg_miter_start(&miter, sgl, nents, SG_MITER_ATOMIC); + local_irq_save(flags); + while (sg_miter_next(&miter) && offset < buflen) { unsigned int len; @@ -442,6 +445,7 @@ static size_t sg_copy_buffer(struct scatterlist *sgl, unsigned int nents, sg_miter_stop(&miter); + local_irq_restore(flags); return offset; } |