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-rw-r--r--fs/xfs/xfs_rw.c22
-rw-r--r--fs/xfs/xfs_rw.h22
2 files changed, 23 insertions, 21 deletions
diff --git a/fs/xfs/xfs_rw.c b/fs/xfs/xfs_rw.c
index 6fa10897d417..4c199d18f850 100644
--- a/fs/xfs/xfs_rw.c
+++ b/fs/xfs/xfs_rw.c
@@ -336,3 +336,25 @@ xfs_bwrite(
336 } 336 }
337 return (error); 337 return (error);
338} 338}
339
340/*
341 * helper function to extract extent size hint from inode
342 */
343xfs_extlen_t
344xfs_get_extsz_hint(
345 struct xfs_inode *ip)
346{
347 xfs_extlen_t extsz;
348
349 if (unlikely(XFS_IS_REALTIME_INODE(ip))) {
350 extsz = (ip->i_d.di_flags & XFS_DIFLAG_EXTSIZE)
351 ? ip->i_d.di_extsize
352 : ip->i_mount->m_sb.sb_rextsize;
353 ASSERT(extsz);
354 } else {
355 extsz = (ip->i_d.di_flags & XFS_DIFLAG_EXTSIZE)
356 ? ip->i_d.di_extsize : 0;
357 }
358
359 return extsz;
360}
diff --git a/fs/xfs/xfs_rw.h b/fs/xfs/xfs_rw.h
index 726014d1c925..571f2174435c 100644
--- a/fs/xfs/xfs_rw.h
+++ b/fs/xfs/xfs_rw.h
@@ -37,27 +37,6 @@ xfs_fsb_to_db(struct xfs_inode *ip, xfs_fsblock_t fsb)
37} 37}
38 38
39/* 39/*
40 * helper function to extract extent size hint from inode
41 */
42STATIC_INLINE xfs_extlen_t
43xfs_get_extsz_hint(
44 xfs_inode_t *ip)
45{
46 xfs_extlen_t extsz;
47
48 if (unlikely(XFS_IS_REALTIME_INODE(ip))) {
49 extsz = (ip->i_d.di_flags & XFS_DIFLAG_EXTSIZE)
50 ? ip->i_d.di_extsize
51 : ip->i_mount->m_sb.sb_rextsize;
52 ASSERT(extsz);
53 } else {
54 extsz = (ip->i_d.di_flags & XFS_DIFLAG_EXTSIZE)
55 ? ip->i_d.di_extsize : 0;
56 }
57 return extsz;
58}
59
60/*
61 * Prototypes for functions in xfs_rw.c. 40 * Prototypes for functions in xfs_rw.c.
62 */ 41 */
63extern int xfs_write_clear_setuid(struct xfs_inode *ip); 42extern int xfs_write_clear_setuid(struct xfs_inode *ip);
@@ -69,5 +48,6 @@ extern int xfs_read_buf(struct xfs_mount *mp, xfs_buftarg_t *btp,
69 struct xfs_buf **bpp); 48 struct xfs_buf **bpp);
70extern void xfs_ioerror_alert(char *func, struct xfs_mount *mp, 49extern void xfs_ioerror_alert(char *func, struct xfs_mount *mp,
71 xfs_buf_t *bp, xfs_daddr_t blkno); 50 xfs_buf_t *bp, xfs_daddr_t blkno);
51extern xfs_extlen_t xfs_get_extsz_hint(struct xfs_inode *ip);
72 52
73#endif /* __XFS_RW_H__ */ 53#endif /* __XFS_RW_H__ */