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authorBaolin Wang <baolin.wang@linux.alibaba.com>2020-06-12 06:39:55 +0300
committerJoerg Roedel <jroedel@suse.de>2020-07-24 15:29:47 +0300
commitf34ce7a7018c2f71d78fc7f512f6daf01e487114 (patch)
treec6fbf5b1870c665346ee0af9a96e99fd80f4394e /drivers/iommu/Kconfig
parent9930264fd997dad4c2cd8914cec7acab7c0ed984 (diff)
downloadlinux-f34ce7a7018c2f71d78fc7f512f6daf01e487114.tar.xz
iommu: Add gfp parameter to io_pgtable_ops->map()
Now the ARM page tables are always allocated by GFP_ATOMIC parameter, but the iommu_ops->map() function has been added a gfp_t parameter by commit 781ca2de89ba ("iommu: Add gfp parameter to iommu_ops::map"), thus io_pgtable_ops->map() should use the gfp parameter passed from iommu_ops->map() to allocate page pages, which can avoid wasting the memory allocators atomic pools for some non-atomic contexts. Signed-off-by: Baolin Wang <baolin.wang@linux.alibaba.com> Acked-by: Will Deacon <will@kernel.org> Link: https://lore.kernel.org/r/3093df4cb95497aaf713fca623ce4ecebb197c2e.1591930156.git.baolin.wang@linux.alibaba.com Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/iommu/Kconfig')
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