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| author | Jeff Garzik <jgarzik@pobox.com> | 2005-10-13 21:22:27 -0400 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2005-10-13 21:22:27 -0400 |
| commit | 59aee3c2a1e69fe5062bd1facb72d6fcea3f3f8f (patch) | |
| tree | b337d73229a69e399d4e4f7128b33ce734660e35 /arch/ppc/kernel/dma-mapping.c | |
| parent | 0d69ae5fb7eb9ba3b54cf0ba4ef5ae591f31eef7 (diff) | |
| parent | 046d20b73960b7a2474b6d5e920d54c3fd7c23fe (diff) | |
Merge branch 'master'
Diffstat (limited to 'arch/ppc/kernel/dma-mapping.c')
| -rw-r--r-- | arch/ppc/kernel/dma-mapping.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/ppc/kernel/dma-mapping.c b/arch/ppc/kernel/dma-mapping.c index b566d982806c..8edee806dae7 100644 --- a/arch/ppc/kernel/dma-mapping.c +++ b/arch/ppc/kernel/dma-mapping.c @@ -401,10 +401,10 @@ EXPORT_SYMBOL(__dma_sync); static inline void __dma_sync_page_highmem(struct page *page, unsigned long offset, size_t size, int direction) { - size_t seg_size = min((size_t)PAGE_SIZE, size) - offset; + size_t seg_size = min((size_t)(PAGE_SIZE - offset), size); size_t cur_size = seg_size; unsigned long flags, start, seg_offset = offset; - int nr_segs = PAGE_ALIGN(size + (PAGE_SIZE - offset))/PAGE_SIZE; + int nr_segs = 1 + ((size - seg_size) + PAGE_SIZE - 1)/PAGE_SIZE; int seg_nr = 0; local_irq_save(flags); |