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author | Ingo Molnar <mingo@elte.hu> | 2008-09-14 14:07:00 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-09-14 14:07:00 +0200 |
commit | 6e03f99803195e5aaf7f247db31b0d11857ccc35 (patch) | |
tree | ffd4b1a140854977e984a4390105333845c0e90c /lib | |
parent | x86: convert dma_alloc_coherent to use is_device_dma_capable (diff) | |
parent | Merge master.kernel.org:/home/rmk/linux-2.6-arm (diff) | |
download | linux-6e03f99803195e5aaf7f247db31b0d11857ccc35.tar.xz linux-6e03f99803195e5aaf7f247db31b0d11857ccc35.zip |
Merge branch 'linus' into x86/iommu
Conflicts:
lib/swiotlb.c
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'lib')
-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; } |