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author | Joerg Roedel <joerg.roedel@amd.com> | 2008-09-11 10:59:15 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-09-19 12:59:25 +0200 |
commit | c97ac5359e6897abe22770740294dda185bac30d (patch) | |
tree | 30cbf63339f16f80f1910fa72f5bd333e744427c /arch | |
parent | AMD IOMMU: avoid unnecessary low zone allocation in alloc_coherent (diff) | |
download | linux-c97ac5359e6897abe22770740294dda185bac30d.tar.xz linux-c97ac5359e6897abe22770740294dda185bac30d.zip |
AMD IOMMU: replace memset with __GFP_ZERO in alloc_coherent
Remove the memset and use __GFP_ZERO at allocation time instead.
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/x86/kernel/amd_iommu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kernel/amd_iommu.c b/arch/x86/kernel/amd_iommu.c index e4866660463e..f405a61f61fc 100644 --- a/arch/x86/kernel/amd_iommu.c +++ b/arch/x86/kernel/amd_iommu.c @@ -1176,11 +1176,11 @@ static void *alloc_coherent(struct device *dev, size_t size, if (!get_device_resources(dev, &iommu, &domain, &devid)) flag &= ~(__GFP_DMA | __GFP_HIGHMEM | __GFP_DMA32); + flag |= __GFP_ZERO; virt_addr = (void *)__get_free_pages(flag, get_order(size)); if (!virt_addr) return 0; - memset(virt_addr, 0, size); paddr = virt_to_phys(virt_addr); if (!iommu || !domain) { |