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authorJason Gunthorpe <jgg@mellanox.com>2020-03-27 23:00:18 +0300
committerJason Gunthorpe <jgg@mellanox.com>2020-03-30 22:58:36 +0300
commitf66c9a33aee943aa43b3698c1f6f2619e28a1c77 (patch)
tree5c193b12d33a780d3deffa24504b85a5c7ee73b4 /mm/hmm.c
parent6bfef2f9194519ca23dee405a9f4db461a7a7826 (diff)
downloadlinux-f66c9a33aee943aa43b3698c1f6f2619e28a1c77.tar.xz
mm/hmm: use device_private_entry_to_pfn()
swp_offset() should not be called directly, the wrappers are supposed to abstract away the encoding of the device_private specific information in the swap entry. Link: https://lore.kernel.org/r/20200327200021.29372-7-jgg@ziepe.ca Reviewed-by: Ralph Campbell <rcampbell@nvidia.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Tested-by: Ralph Campbell <rcampbell@nvidia.com> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'mm/hmm.c')
-rw-r--r--mm/hmm.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/hmm.c b/mm/hmm.c
index 8dbd9e1d0308..53192c32abc9 100644
--- a/mm/hmm.c
+++ b/mm/hmm.c
@@ -267,7 +267,7 @@ static int hmm_vma_handle_pte(struct mm_walk *walk, unsigned long addr,
*/
if (hmm_is_device_private_entry(range, entry)) {
*pfn = hmm_device_entry_from_pfn(range,
- swp_offset(entry));
+ device_private_entry_to_pfn(entry));
*pfn |= range->flags[HMM_PFN_VALID];
if (is_write_device_private_entry(entry))
*pfn |= range->flags[HMM_PFN_WRITE];