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| author | Baolin Wang <baolin.wang@linux.alibaba.com> | 2020-06-12 11:39:55 +0800 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2020-07-24 14:29:47 +0200 |
| commit | f34ce7a7018c2f71d78fc7f512f6daf01e487114 (patch) | |
| tree | c6fbf5b1870c665346ee0af9a96e99fd80f4394e /drivers/iommu/ipmmu-vmsa.c | |
| parent | 9930264fd997dad4c2cd8914cec7acab7c0ed984 (diff) | |
| download | linux-f34ce7a7018c2f71d78fc7f512f6daf01e487114.tar.bz2 | |
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/ipmmu-vmsa.c')
| -rw-r--r-- | drivers/iommu/ipmmu-vmsa.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iommu/ipmmu-vmsa.c b/drivers/iommu/ipmmu-vmsa.c index 4c2972f3153b..87475b2f7ef1 100644 --- a/drivers/iommu/ipmmu-vmsa.c +++ b/drivers/iommu/ipmmu-vmsa.c @@ -687,7 +687,7 @@ static int ipmmu_map(struct iommu_domain *io_domain, unsigned long iova, if (!domain) return -ENODEV; - return domain->iop->map(domain->iop, iova, paddr, size, prot); + return domain->iop->map(domain->iop, iova, paddr, size, prot, gfp); } static size_t ipmmu_unmap(struct iommu_domain *io_domain, unsigned long iova, |