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authorChristoph Hellwig <hch@lst.de>2016-11-24 11:39:43 +1100
committerDave Chinner <david@fromorbit.com>2016-11-24 11:39:43 +1100
commit2d58f6ef79db10257d77ae8cd8e9e8432816c9ac (patch)
tree5aca4a76dafe186eaa6cf7ace5601301f392c737 /fs/xfs/libxfs
parent334f3423d6a6c39483aa0744ea044e105ca0e5ae (diff)
downloadop-kernel-dev-2d58f6ef79db10257d77ae8cd8e9e8432816c9ac.zip
op-kernel-dev-2d58f6ef79db10257d77ae8cd8e9e8432816c9ac.tar.gz
xfs: use new extent lookup helpers in xfs_bmapi_write
Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Brian Foster <bfoster@redhat.com> Signed-off-by: Dave Chinner <david@fromorbit.com>
Diffstat (limited to 'fs/xfs/libxfs')
-rw-r--r--fs/xfs/libxfs/xfs_bmap.c15
1 files changed, 7 insertions, 8 deletions
diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c
index aac5cc3..1c2e0ea 100644
--- a/fs/xfs/libxfs/xfs_bmap.c
+++ b/fs/xfs/libxfs/xfs_bmap.c
@@ -4561,7 +4561,7 @@ xfs_bmapi_write(
struct xfs_ifork *ifp;
struct xfs_bmalloca bma = { NULL }; /* args for xfs_bmap_alloc */
xfs_fileoff_t end; /* end of mapped file region */
- int eof; /* after the end of extents */
+ bool eof = false; /* after the end of extents */
int error; /* error return */
int n; /* current extent index */
xfs_fileoff_t obno; /* old block number (offset) */
@@ -4639,12 +4639,14 @@ xfs_bmapi_write(
goto error0;
}
- xfs_bmap_search_extents(ip, bno, whichfork, &eof, &bma.idx, &bma.got,
- &bma.prev);
n = 0;
end = bno + len;
obno = bno;
+ if (!xfs_iext_lookup_extent(ip, ifp, bno, &bma.idx, &bma.got))
+ eof = true;
+ if (!xfs_iext_get_extent(ifp, bma.idx - 1, &bma.prev))
+ bma.prev.br_startoff = NULLFILEOFF;
bma.tp = tp;
bma.ip = ip;
bma.total = total;
@@ -4731,11 +4733,8 @@ xfs_bmapi_write(
/* Else go on to the next record. */
bma.prev = bma.got;
- if (++bma.idx < xfs_iext_count(ifp)) {
- xfs_bmbt_get_all(xfs_iext_get_ext(ifp, bma.idx),
- &bma.got);
- } else
- eof = 1;
+ if (!xfs_iext_get_extent(ifp, ++bma.idx, &bma.got))
+ eof = true;
}
*nmap = n;
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