diff options
| author | Christoph Hellwig | 2019-06-29 04:27:19 +0200 |
|---|---|---|
| committer | Darrick J. Wong | 2019-06-29 04:27:19 +0200 |
| commit | 72945d86ddec143ee5064f36eae4b48b03ea1a3f (patch) | |
| tree | 971c0ac3ccbecfec6aac4086a9f45848f680d6fd /fs/xfs/kmem.h | |
| parent | xfs: renumber XBF_WRITE_FAIL (diff) | |
| download | kernel-qcow2-linux-72945d86ddec143ee5064f36eae4b48b03ea1a3f.tar.gz kernel-qcow2-linux-72945d86ddec143ee5064f36eae4b48b03ea1a3f.tar.xz kernel-qcow2-linux-72945d86ddec143ee5064f36eae4b48b03ea1a3f.zip | |
xfs: make mem_to_page available outside of xfs_buf.c
Rename the function to kmem_to_page and move it to kmem.h together
with our kmem_large allocator that may either return kmalloced or
vmalloc pages.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Diffstat (limited to 'fs/xfs/kmem.h')
| -rw-r--r-- | fs/xfs/kmem.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/xfs/kmem.h b/fs/xfs/kmem.h index 8e6b3ba81c03..267655acd426 100644 --- a/fs/xfs/kmem.h +++ b/fs/xfs/kmem.h @@ -124,4 +124,12 @@ kmem_zone_zalloc(kmem_zone_t *zone, xfs_km_flags_t flags) return kmem_zone_alloc(zone, flags | KM_ZERO); } +static inline struct page * +kmem_to_page(void *addr) +{ + if (is_vmalloc_addr(addr)) + return vmalloc_to_page(addr); + return virt_to_page(addr); +} + #endif /* __XFS_SUPPORT_KMEM_H__ */ |