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xfs: move kmem_to_page()

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Move it to the general xfs linux wrapper header file so we can
prepare to remove kmem.h

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: "Darrick J. Wong" <djwong@kernel.org>
Signed-off-by: Chandan Babu R <chandanbabu@kernel.org>
This commit is contained in:
Dave Chinner 2024-01-16 09:59:41 +11:00 committed by Chandan Babu R
parent f078d4ea82
commit afdc115559
2 changed files with 11 additions and 11 deletions
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11
fs/xfs/kmem.h
View File

@ -20,15 +20,4 @@ static inline void kmem_free(const void *ptr)
kvfree(ptr);
}
/*
* Zone interfaces
*/
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__ */

11
fs/xfs/xfs_linux.h
View File

@ -269,4 +269,15 @@ int xfs_rw_bdev(struct block_device *bdev, sector_t sector, unsigned int count,
# define PTR_FMT "%p"
#endif
/*
* Helper for IO routines to grab backing pages from allocated kernel memory.
*/
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_LINUX__ */