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authorMiklos Szeredi <mszeredi@suse.cz>2015-07-01 16:26:02 +0200
committerMiklos Szeredi <mszeredi@suse.cz>2015-07-01 16:26:02 +0200
commit8c91189a2a8f5e69457bea9f48350c48310cec5b (patch)
tree02ccd38f0210037a45fa4f1e37b5b83a9bfe8fd1 /fs/fuse
parente16714d8756dc1237a66994e139b61feebcf707a (diff)
downloadlinux-8c91189a2a8f5e69457bea9f48350c48310cec5b.tar.bz2
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>
Diffstat (limited to 'fs/fuse')
-rw-r--r--fs/fuse/dev.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c
index a24ead993650..deafbdf278c6 100644
--- a/fs/fuse/dev.c
+++ b/fs/fuse/dev.c
@@ -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);
}