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Diffstat (limited to 'fs/xfs/xfs_bmap.c')
-rw-r--r--fs/xfs/xfs_bmap.c17
1 files changed, 9 insertions, 8 deletions
diff --git a/fs/xfs/xfs_bmap.c b/fs/xfs/xfs_bmap.c
index 98251cdc52aa..1869fb973819 100644
--- a/fs/xfs/xfs_bmap.c
+++ b/fs/xfs/xfs_bmap.c
@@ -2629,13 +2629,12 @@ xfs_bmap_btalloc(
if (startag == NULLAGNUMBER)
startag = ag = 0;
notinit = 0;
- down_read(&mp->m_peraglock);
+ pag = xfs_perag_get(mp, ag);
while (blen < ap->alen) {
- pag = &mp->m_perag[ag];
if (!pag->pagf_init &&
(error = xfs_alloc_pagf_init(mp, args.tp,
ag, XFS_ALLOC_FLAG_TRYLOCK))) {
- up_read(&mp->m_peraglock);
+ xfs_perag_put(pag);
return error;
}
/*
@@ -2667,13 +2666,13 @@ xfs_bmap_btalloc(
break;
error = xfs_filestream_new_ag(ap, &ag);
- if (error) {
- up_read(&mp->m_peraglock);
+ xfs_perag_put(pag);
+ if (error)
return error;
- }
/* loop again to set 'blen'*/
startag = NULLAGNUMBER;
+ pag = xfs_perag_get(mp, ag);
continue;
}
}
@@ -2681,8 +2680,10 @@ xfs_bmap_btalloc(
ag = 0;
if (ag == startag)
break;
+ xfs_perag_put(pag);
+ pag = xfs_perag_get(mp, ag);
}
- up_read(&mp->m_peraglock);
+ xfs_perag_put(pag);
/*
* Since the above loop did a BUF_TRYLOCK, it is
* possible that there is space for this request.
@@ -4470,7 +4471,7 @@ xfs_bmapi(
xfs_fsblock_t abno; /* allocated block number */
xfs_extlen_t alen; /* allocated extent length */
xfs_fileoff_t aoff; /* allocated file offset */
- xfs_bmalloca_t bma; /* args for xfs_bmap_alloc */
+ xfs_bmalloca_t bma = { 0 }; /* args for xfs_bmap_alloc */
xfs_btree_cur_t *cur; /* bmap btree cursor */
xfs_fileoff_t end; /* end of mapped file region */
int eof; /* we've hit the end of extents */