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authorMiklos Szeredi <mszeredi@redhat.com>2018-07-26 10:13:12 -0400
committerMiklos Szeredi <mszeredi@redhat.com>2018-07-26 10:13:12 -0400
commit75f3ee4c288d92d022481b4d9d56599714ca0ce3 (patch)
tree792a42c27d7bc77fe4b862b5eb96ec874aefafeb
parent109728ccc5933151c68d1106e4065478a487a323 (diff)
fuse: simplify fuse_abort_conn()
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
-rw-r--r--fs/fuse/dev.c18
1 files changed, 6 insertions, 12 deletions
diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c
index 4a9ace7280b9..de3d273c9366 100644
--- a/fs/fuse/dev.c
+++ b/fs/fuse/dev.c
@@ -2101,8 +2101,7 @@ void fuse_abort_conn(struct fuse_conn *fc, bool is_abort)
2101 if (fc->connected) { 2101 if (fc->connected) {
2102 struct fuse_dev *fud; 2102 struct fuse_dev *fud;
2103 struct fuse_req *req, *next; 2103 struct fuse_req *req, *next;
2104 LIST_HEAD(to_end1); 2104 LIST_HEAD(to_end);
2105 LIST_HEAD(to_end2);
2106 2105
2107 fc->connected = 0; 2106 fc->connected = 0;
2108 fc->blocked = 0; 2107 fc->blocked = 0;
@@ -2120,11 +2119,11 @@ void fuse_abort_conn(struct fuse_conn *fc, bool is_abort)
2120 if (!test_bit(FR_LOCKED, &req->flags)) { 2119 if (!test_bit(FR_LOCKED, &req->flags)) {
2121 set_bit(FR_PRIVATE, &req->flags); 2120 set_bit(FR_PRIVATE, &req->flags);
2122 __fuse_get_request(req); 2121 __fuse_get_request(req);
2123 list_move(&req->list, &to_end1); 2122 list_move(&req->list, &to_end);
2124 } 2123 }
2125 spin_unlock(&req->waitq.lock); 2124 spin_unlock(&req->waitq.lock);
2126 } 2125 }
2127 list_splice_init(&fpq->processing, &to_end2); 2126 list_splice_tail_init(&fpq->processing, &to_end);
2128 spin_unlock(&fpq->lock); 2127 spin_unlock(&fpq->lock);
2129 } 2128 }
2130 fc->max_background = UINT_MAX; 2129 fc->max_background = UINT_MAX;
@@ -2132,9 +2131,9 @@ void fuse_abort_conn(struct fuse_conn *fc, bool is_abort)
2132 2131
2133 spin_lock(&fiq->waitq.lock); 2132 spin_lock(&fiq->waitq.lock);
2134 fiq->connected = 0; 2133 fiq->connected = 0;
2135 list_splice_init(&fiq->pending, &to_end2); 2134 list_for_each_entry(req, &fiq->pending, list)
2136 list_for_each_entry(req, &to_end2, list)
2137 clear_bit(FR_PENDING, &req->flags); 2135 clear_bit(FR_PENDING, &req->flags);
2136 list_splice_tail_init(&fiq->pending, &to_end);
2138 while (forget_pending(fiq)) 2137 while (forget_pending(fiq))
2139 kfree(dequeue_forget(fiq, 1, NULL)); 2138 kfree(dequeue_forget(fiq, 1, NULL));
2140 wake_up_all_locked(&fiq->waitq); 2139 wake_up_all_locked(&fiq->waitq);
@@ -2144,12 +2143,7 @@ void fuse_abort_conn(struct fuse_conn *fc, bool is_abort)
2144 wake_up_all(&fc->blocked_waitq); 2143 wake_up_all(&fc->blocked_waitq);
2145 spin_unlock(&fc->lock); 2144 spin_unlock(&fc->lock);
2146 2145
2147 while (!list_empty(&to_end1)) { 2146 end_requests(fc, &to_end);
2148 req = list_first_entry(&to_end1, struct fuse_req, list);
2149 list_del_init(&req->list);
2150 request_end(fc, req);
2151 }
2152 end_requests(fc, &to_end2);
2153 } else { 2147 } else {
2154 spin_unlock(&fc->lock); 2148 spin_unlock(&fc->lock);
2155 } 2149 }