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authorIngo Molnar <mingo@elte.hu>2008-09-23 23:26:42 +0200
committerIngo Molnar <mingo@elte.hu>2008-09-23 23:26:42 +0200
commit07bbc16a8676b06950a21f35b59f69b2fe763bbd (patch)
treef87fbfea747e9d92591c8d0a54db7c487e3c3d78 /lib
parent6a9e91846bf52cc70a0417de19fdfac224c435c4 (diff)
parentf8e256c687eb53850685747757c8d75e58756e15 (diff)
downloadop-kernel-dev-07bbc16a8676b06950a21f35b59f69b2fe763bbd.zip
op-kernel-dev-07bbc16a8676b06950a21f35b59f69b2fe763bbd.tar.gz
Merge branch 'timers/urgent' into x86/xen
Conflicts: arch/x86/kernel/process_32.c arch/x86/kernel/process_64.c Manual merge: arch/x86/kernel/smpboot.c Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'lib')
-rw-r--r--lib/scatterlist.c4
-rw-r--r--lib/swiotlb.c2
2 files changed, 5 insertions, 1 deletions
diff --git a/lib/scatterlist.c b/lib/scatterlist.c
index 876ba6d..8d2688f 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;
}
diff --git a/lib/swiotlb.c b/lib/swiotlb.c
index 977edbd..8826fdf 100644
--- a/lib/swiotlb.c
+++ b/lib/swiotlb.c
@@ -491,7 +491,7 @@ swiotlb_alloc_coherent(struct device *hwdev, size_t size,
* the lowest available address range.
*/
dma_addr_t handle;
- handle = swiotlb_map_single(NULL, NULL, size, DMA_FROM_DEVICE);
+ handle = swiotlb_map_single(hwdev, NULL, size, DMA_FROM_DEVICE);
if (swiotlb_dma_mapping_error(hwdev, handle))
return NULL;
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