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IOMMU Fix for Linux v4.1-rc6
Only one patch: * Revert "iommu/amd: Don't allocate with __GFP_ZERO in alloc_coherent" This patch caused problems with some drivers, so it is better to revert it now until the drivers have been fixed. -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.22 (GNU/Linux) iQIcBAABAgAGBQJVcWhLAAoJECvwRC2XARrj3IUQAMZ6mUV6DbU+tM9Pu5tckstJ W3NMbHHaF1zaMCQu91CwAe/cxtbNuBgOmMyg5M5A1k1PIty+NEXlcuU90g4DCx67 X+bhxfwWzUOmmRCyBRiYb5lnYHytrfxagNVTy+ycY8txdNKb3y+vCQAQOF7G64O+ d6m5jkJTlI+pyVeHDUHlxg5nuqAef4/ufsQnOU2TkM43Y8vAGUO6bZ0n6RTlyj51 bCfK7xK8HF1dS3zuF6LQ7uKI6ptD+1rD1DjNaX8a3K8JfJxdVPDxS8Qw4dvg4Q1r ynBikdFWgAA2Ba3TdkcuZO7NX3mInDtti/U+DWGiqdtcp49/e6VS0Vqq1xPX4hMh oWUXbnfI3pGljSbNW9Z9qQ3/2N7QfJ8w13231eiF4yy2ZOeZTUeTsqNO0khBRcJ0 nfuE4ufe+2+UhQScvJJe4PG8vwzGrgq0Ir1ZGPWbgGFVDFZh1F3+k9g1Zo1iMKPy zT+IilCEzHeirh81HoDztemaOoGEFRSGFhEE7sGmwTcgWZRezDFdErxdtGBNSf9F R2ihp4jT5N6tuzwsNsYzKyzHZ9Uc4Ybpj72lXbgiaynsQrxTcQswJgGVuhfTwkmx EqrD2C6KsizQYnESXBM0te8n5c+sxuzb0z+pT4KrsevFNtoAef4l6HQ1WDeagIJL mRn0AtlvmWRIWosiTj9a =otIC -----END PGP SIGNATURE----- Merge tag 'iommu-fixes-v4.1-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu Pull iommu fix from Joerg Roedel: "Only one patch: - Revert "iommu/amd: Don't allocate with __GFP_ZERO in alloc_coherent". This patch caused problems with some drivers, so it is better to revert it now until the drivers have been fixed" * tag 'iommu-fixes-v4.1-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu: Revert "iommu/amd: Don't allocate with __GFP_ZERO in alloc_coherent"
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@ -2930,6 +2930,7 @@ static void *alloc_coherent(struct device *dev, size_t size,
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size = PAGE_ALIGN(size);
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dma_mask = dev->coherent_dma_mask;
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flag &= ~(__GFP_DMA | __GFP_HIGHMEM | __GFP_DMA32);
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flag |= __GFP_ZERO;
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page = alloc_pages(flag | __GFP_NOWARN, get_order(size));
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if (!page) {
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