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fuse: abort: group iqueue accesses 

Rearrange fuse_abort_conn() so that input queue accesses are grouped
together.

Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Reviewed-by: Ashish Samant <ashish.samant@oracle.com>
This commit is contained in:
Miklos Szeredi 2015-07-01 16:26:02 +02:00
parent e16714d875
commit 8c91189a2a
1 changed files with 7 additions and 5 deletions
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12
fs/fuse/dev.c
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@ -2127,7 +2127,6 @@ void fuse_abort_conn(struct fuse_conn *fc)
LIST_HEAD(to_end2);
fc->connected = 0;
fiq->connected = 0;
fc->blocked = 0;
fuse_set_initialized(fc);
list_for_each_entry_safe(req, next, &fc->io, list) {
@ -2140,7 +2139,14 @@ void fuse_abort_conn(struct fuse_conn *fc)
}
fc->max_background = UINT_MAX;
flush_bg_queue(fc);
fiq->connected = 0;
list_splice_init(&fiq->pending, &to_end2);
while (forget_pending(fiq))
kfree(dequeue_forget(fiq, 1, NULL));
wake_up_all(&fiq->waitq);
kill_fasync(&fiq->fasync, SIGIO, POLL_IN);
list_splice_init(&fc->processing, &to_end2);
while (!list_empty(&to_end1)) {
req = list_first_entry(&to_end1, struct fuse_req, list);
@ -2149,12 +2155,8 @@ void fuse_abort_conn(struct fuse_conn *fc)
spin_lock(&fc->lock);
}
end_requests(fc, &to_end2);
while (forget_pending(fiq))
kfree(dequeue_forget(fiq, 1, NULL));
end_polls(fc);
wake_up_all(&fiq->waitq);
wake_up_all(&fc->blocked_waitq);
kill_fasync(&fiq->fasync, SIGIO, POLL_IN);
}
spin_unlock(&fc->lock);
}