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fuse: simplify fuse_abort_conn() 

Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
This commit is contained in:
Miklos Szeredi 2018-07-26 16:13:12 +02:00
parent 109728ccc5
commit 75f3ee4c28
1 changed files with 6 additions and 12 deletions
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18
fs/fuse/dev.c
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@ -2101,8 +2101,7 @@ void fuse_abort_conn(struct fuse_conn *fc, bool is_abort)
if (fc->connected) {
struct fuse_dev *fud;
struct fuse_req *req, *next;
LIST_HEAD(to_end1);
LIST_HEAD(to_end2);
LIST_HEAD(to_end);
fc->connected = 0;
fc->blocked = 0;
@ -2120,11 +2119,11 @@ void fuse_abort_conn(struct fuse_conn *fc, bool is_abort)
if (!test_bit(FR_LOCKED, &req->flags)) {
set_bit(FR_PRIVATE, &req->flags);
__fuse_get_request(req);
list_move(&req->list, &to_end1);
list_move(&req->list, &to_end);
}
spin_unlock(&req->waitq.lock);
}
list_splice_init(&fpq->processing, &to_end2);
list_splice_tail_init(&fpq->processing, &to_end);
spin_unlock(&fpq->lock);
}
fc->max_background = UINT_MAX;
@ -2132,9 +2131,9 @@ void fuse_abort_conn(struct fuse_conn *fc, bool is_abort)
spin_lock(&fiq->waitq.lock);
fiq->connected = 0;
list_splice_init(&fiq->pending, &to_end2);
list_for_each_entry(req, &to_end2, list)
list_for_each_entry(req, &fiq->pending, list)
clear_bit(FR_PENDING, &req->flags);
list_splice_tail_init(&fiq->pending, &to_end);
while (forget_pending(fiq))
kfree(dequeue_forget(fiq, 1, NULL));
wake_up_all_locked(&fiq->waitq);
@ -2144,12 +2143,7 @@ void fuse_abort_conn(struct fuse_conn *fc, bool is_abort)
wake_up_all(&fc->blocked_waitq);
spin_unlock(&fc->lock);
while (!list_empty(&to_end1)) {
req = list_first_entry(&to_end1, struct fuse_req, list);
list_del_init(&req->list);
request_end(fc, req);
}
end_requests(fc, &to_end2);
end_requests(fc, &to_end);
} else {
spin_unlock(&fc->lock);
}