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authorOlof Johansson <olof@lixom.net>2012-11-21 00:00:25 -0800
committerOlof Johansson <olof@lixom.net>2012-11-21 00:00:25 -0800
commit3f6f1cd6ffb473f426858692e8e1cb82aea137eb (patch)
treed3f3f931d3ed57041dc0feafb8fdbf9843fcb5fc /fs/xfs/xfs_alloc.c
parent1443f8a0b95c07cee9df4420a30eea24123af3f3 (diff)
parentb57870e28d27561ea5bad538c22b7d10f531b35c (diff)
downloadolio-linux-3.10-3f6f1cd6ffb473f426858692e8e1cb82aea137eb.tar.xz
olio-linux-3.10-3f6f1cd6ffb473f426858692e8e1cb82aea137eb.zip
Merge branch 'armsoc/board' of git://github.com/hzhuang1/linux into next/boards
From Haojian Zhuang: * 'armsoc/board' of git://github.com/hzhuang1/linux: ARM: mmp: select pinctrl driver + Linux 3.7-rc6
Diffstat (limited to 'fs/xfs/xfs_alloc.c')
-rw-r--r--fs/xfs/xfs_alloc.c43
1 files changed, 2 insertions, 41 deletions
diff --git a/fs/xfs/xfs_alloc.c b/fs/xfs/xfs_alloc.c
index 4f33c32affe..335206a9c69 100644
--- a/fs/xfs/xfs_alloc.c
+++ b/fs/xfs/xfs_alloc.c
@@ -1866,6 +1866,7 @@ xfs_alloc_fix_freelist(
/*
* Initialize the args structure.
*/
+ memset(&targs, 0, sizeof(targs));
targs.tp = tp;
targs.mp = mp;
targs.agbp = agbp;
@@ -2207,7 +2208,7 @@ xfs_alloc_read_agf(
* group or loop over the allocation groups to find the result.
*/
int /* error */
-__xfs_alloc_vextent(
+xfs_alloc_vextent(
xfs_alloc_arg_t *args) /* allocation argument structure */
{
xfs_agblock_t agsize; /* allocation group size */
@@ -2417,46 +2418,6 @@ error0:
return error;
}
-static void
-xfs_alloc_vextent_worker(
- struct work_struct *work)
-{
- struct xfs_alloc_arg *args = container_of(work,
- struct xfs_alloc_arg, work);
- unsigned long pflags;
-
- /* we are in a transaction context here */
- current_set_flags_nested(&pflags, PF_FSTRANS);
-
- args->result = __xfs_alloc_vextent(args);
- complete(args->done);
-
- current_restore_flags_nested(&pflags, PF_FSTRANS);
-}
-
-/*
- * Data allocation requests often come in with little stack to work on. Push
- * them off to a worker thread so there is lots of stack to use. Metadata
- * requests, OTOH, are generally from low stack usage paths, so avoid the
- * context switch overhead here.
- */
-int
-xfs_alloc_vextent(
- struct xfs_alloc_arg *args)
-{
- DECLARE_COMPLETION_ONSTACK(done);
-
- if (!args->userdata)
- return __xfs_alloc_vextent(args);
-
-
- args->done = &done;
- INIT_WORK_ONSTACK(&args->work, xfs_alloc_vextent_worker);
- queue_work(xfs_alloc_wq, &args->work);
- wait_for_completion(&done);
- return args->result;
-}
-
/*
* Free an extent.
* Just break up the extent address and hand off to xfs_free_ag_extent