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| author | David S. Miller <davem@davemloft.net> | 2011-02-26 23:40:02 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-03-16 18:19:15 -0700 |
| commit | c6fee0810df4e0f4cf9c4834d2569ca01c02cffc (patch) | |
| tree | 7b6adabf750ca0279895f8b9aa8a42eb9837e4e2 /arch/sparc/kernel/iommu.c | |
| parent | 0399bb5b918bd8ffbf065a3db142ff121aaa18e0 (diff) | |
| download | kernel_samsung_aries-c6fee0810df4e0f4cf9c4834d2569ca01c02cffc.zip kernel_samsung_aries-c6fee0810df4e0f4cf9c4834d2569ca01c02cffc.tar.gz kernel_samsung_aries-c6fee0810df4e0f4cf9c4834d2569ca01c02cffc.tar.bz2 | |
sparc64: Fix build errors with gcc-4.6.0
Most of the warnings emitted (we fail arch/sparc file
builds with -Werror) were legitimate but harmless, however
one case (n2_pcr_write) was a genuine bug.
Based almost entirely upon a patch by Sam Ravnborg.
Reported-by: Dennis Gilmore <dennis@ausil.us>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc/kernel/iommu.c')
| -rw-r--r-- | arch/sparc/kernel/iommu.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/arch/sparc/kernel/iommu.c b/arch/sparc/kernel/iommu.c index 72509d0..6f01e8c 100644 --- a/arch/sparc/kernel/iommu.c +++ b/arch/sparc/kernel/iommu.c @@ -333,13 +333,10 @@ static void dma_4u_free_coherent(struct device *dev, size_t size, void *cpu, dma_addr_t dvma) { struct iommu *iommu; - iopte_t *iopte; unsigned long flags, order, npages; npages = IO_PAGE_ALIGN(size) >> IO_PAGE_SHIFT; iommu = dev->archdata.iommu; - iopte = iommu->page_table + - ((dvma - iommu->page_table_map_base) >> IO_PAGE_SHIFT); spin_lock_irqsave(&iommu->lock, flags); |