[PATCH 03/12] xfs: move kmem_to_page()

Dave Chinner
2024-01-15T23:01:19Z

From: Dave Chinner <dchinner@redhat.com>

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>
---
fs/xfs/kmem.h | 11 -----------
fs/xfs/xfs_linux.h | 11 +++++++++++
2 files changed, 11 insertions(+), 11 deletions(-)

diff --git a/fs/xfs/kmem.h b/fs/xfs/kmem.h
index 1343f1a6f99b..48e43f29f2a0 100644
--- a/fs/xfs/kmem.h
+++ b/fs/xfs/kmem.h
@@ -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__ */
diff --git a/fs/xfs/xfs_linux.h b/fs/xfs/xfs_linux.h
index d7873e0360f0..666618b463c9 100644
--- a/fs/xfs/xfs_linux.h
+++ b/fs/xfs/xfs_linux.h
@@ -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__ */
--
2.43.0