From: Christoph Hellwig <hch@xxxxxx>
Source kernel commit: 865469cd41bce2b04bef9539cbf70676878bc8df
Userdata and metadata allocations end up in the same allocation helpers.
Remove the separate xfs_bmap_alloc_userdata function to make this more
clear.
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Reviewed-by: Darrick J. Wong <djwong@xxxxxxxxxx>
Signed-off-by: Carlos Maiolino <cem@xxxxxxxxxx>
---
libxfs/xfs_bmap.c | 73 ++++++++++++++++++++---------------------------------
1 file changed, 28 insertions(+), 45 deletions(-)
diff --git a/libxfs/xfs_bmap.c b/libxfs/xfs_bmap.c
index c014325a5d7d9c..af493836ecc7ea 100644
--- a/libxfs/xfs_bmap.c
+++ b/libxfs/xfs_bmap.c
@@ -4170,43 +4170,6 @@ xfs_bmapi_reserve_delalloc(
return error;
}
-static int
-xfs_bmap_alloc_userdata(
- struct xfs_bmalloca *bma)
-{
- struct xfs_mount *mp = bma->ip->i_mount;
- int whichfork = xfs_bmapi_whichfork(bma->flags);
- int error;
-
- /*
- * Set the data type being allocated. For the data fork, the first data
- * in the file is treated differently to all other allocations. For the
- * attribute fork, we only need to ensure the allocated range is not on
- * the busy list.
- */
- bma->datatype = XFS_ALLOC_NOBUSY;
- if (whichfork == XFS_DATA_FORK || whichfork == XFS_COW_FORK) {
- bma->datatype |= XFS_ALLOC_USERDATA;
- if (bma->offset == 0)
- bma->datatype |= XFS_ALLOC_INITIAL_USER_DATA;
-
- if (mp->m_dalign && bma->length >= mp->m_dalign) {
- error = xfs_bmap_isaeof(bma, whichfork);
- if (error)
- return error;
- }
-
- if (XFS_IS_REALTIME_INODE(bma->ip))
- return xfs_bmap_rtalloc(bma);
- }
-
- if (unlikely(XFS_TEST_ERROR(false, mp,
- XFS_ERRTAG_BMAP_ALLOC_MINLEN_EXTENT)))
- return xfs_bmap_exact_minlen_extent_alloc(bma);
-
- return xfs_bmap_btalloc(bma);
-}
-
static int
xfs_bmapi_allocate(
struct xfs_bmalloca *bma)
@@ -4224,15 +4187,35 @@ xfs_bmapi_allocate(
else
bma->minlen = 1;
- if (bma->flags & XFS_BMAPI_METADATA) {
- if (unlikely(XFS_TEST_ERROR(false, mp,
- XFS_ERRTAG_BMAP_ALLOC_MINLEN_EXTENT)))
- error = xfs_bmap_exact_minlen_extent_alloc(bma);
- else
- error = xfs_bmap_btalloc(bma);
- } else {
- error = xfs_bmap_alloc_userdata(bma);
+ if (!(bma->flags & XFS_BMAPI_METADATA)) {
+ /*
+ * For the data and COW fork, the first data in the file is
+ * treated differently to all other allocations. For the
+ * attribute fork, we only need to ensure the allocated range
+ * is not on the busy list.
+ */
+ bma->datatype = XFS_ALLOC_NOBUSY;
+ if (whichfork == XFS_DATA_FORK || whichfork == XFS_COW_FORK) {
+ bma->datatype |= XFS_ALLOC_USERDATA;
+ if (bma->offset == 0)
+ bma->datatype |= XFS_ALLOC_INITIAL_USER_DATA;
+
+ if (mp->m_dalign && bma->length >= mp->m_dalign) {
+ error = xfs_bmap_isaeof(bma, whichfork);
+ if (error)
+ return error;
+ }
+ }
}
+
+ if ((bma->datatype & XFS_ALLOC_USERDATA) &&
+ XFS_IS_REALTIME_INODE(bma->ip))
+ error = xfs_bmap_rtalloc(bma);
+ else if (unlikely(XFS_TEST_ERROR(false, mp,
+ XFS_ERRTAG_BMAP_ALLOC_MINLEN_EXTENT)))
+ error = xfs_bmap_exact_minlen_extent_alloc(bma);
+ else
+ error = xfs_bmap_btalloc(bma);
if (error)
return error;
if (bma->blkno == NULLFSBLOCK)
