From: Stefan Hajnoczi <[email protected]> virtio-fs will need to complete requests from outside fs/fuse/dev.c. Make the symbol visible.
Signed-off-by: Stefan Hajnoczi <[email protected]> --- fs/fuse/dev.c | 19 ++++++++++--------- fs/fuse/fuse_i.h | 5 +++++ 2 files changed, 15 insertions(+), 9 deletions(-) diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c index a5e516a40e7a..5b90c839a7c3 100644 --- a/fs/fuse/dev.c +++ b/fs/fuse/dev.c @@ -425,7 +425,7 @@ static void flush_bg_queue(struct fuse_conn *fc) * the 'end' callback is called if given, else the reference to the * request is released */ -static void request_end(struct fuse_conn *fc, struct fuse_req *req) +void fuse_request_end(struct fuse_conn *fc, struct fuse_req *req) { struct fuse_iqueue *fiq = &fc->iq; @@ -469,6 +469,7 @@ static void request_end(struct fuse_conn *fc, struct fuse_req *req) put_request: fuse_put_request(fc, req); } +EXPORT_SYMBOL_GPL(fuse_request_end); static void queue_interrupt(struct fuse_iqueue *fiq, struct fuse_req *req) { @@ -543,12 +544,12 @@ static void __fuse_request_send(struct fuse_conn *fc, struct fuse_req *req) req->in.h.unique = fuse_get_unique(fiq); queue_request(fiq, req); /* acquire extra reference, since request is still needed - after request_end() */ + after fuse_request_end() */ __fuse_get_request(req); spin_unlock(&fiq->waitq.lock); request_wait_answer(fc, req); - /* Pairs with smp_wmb() in request_end() */ + /* Pairs with smp_wmb() in fuse_request_end() */ smp_rmb(); } } @@ -1278,7 +1279,7 @@ __releases(fiq->waitq.lock) * the pending list and copies request data to userspace buffer. If * no reply is needed (FORGET) or request has been aborted or there * was an error during the copying then it's finished by calling - * request_end(). Otherwise add it to the processing list, and set + * fuse_request_end(). Otherwise add it to the processing list, and set * the 'sent' flag. */ static ssize_t fuse_dev_do_read(struct fuse_dev *fud, struct file *file, @@ -1338,7 +1339,7 @@ static ssize_t fuse_dev_do_read(struct fuse_dev *fud, struct file *file, /* SETXATTR is special, since it may contain too large data */ if (in->h.opcode == FUSE_SETXATTR) req->out.h.error = -E2BIG; - request_end(fc, req); + fuse_request_end(fc, req); goto restart; } spin_lock(&fpq->lock); @@ -1381,7 +1382,7 @@ static ssize_t fuse_dev_do_read(struct fuse_dev *fud, struct file *file, if (!test_bit(FR_PRIVATE, &req->flags)) list_del_init(&req->list); spin_unlock(&fpq->lock); - request_end(fc, req); + fuse_request_end(fc, req); return err; err_unlock: @@ -1889,7 +1890,7 @@ static int copy_out_args(struct fuse_copy_state *cs, struct fuse_out *out, * the write buffer. The request is then searched on the processing * list by the unique ID found in the header. If found, then remove * it from the list and copy the rest of the buffer to the request. - * The request is finished by calling request_end() + * The request is finished by calling fuse_request_end(). */ static ssize_t fuse_dev_do_write(struct fuse_dev *fud, struct fuse_copy_state *cs, size_t nbytes) @@ -1976,7 +1977,7 @@ static ssize_t fuse_dev_do_write(struct fuse_dev *fud, list_del_init(&req->list); spin_unlock(&fpq->lock); - request_end(fc, req); + fuse_request_end(fc, req); return err ? err : nbytes; @@ -2120,7 +2121,7 @@ static void end_requests(struct fuse_conn *fc, struct list_head *head) req->out.h.error = -ECONNABORTED; clear_bit(FR_SENT, &req->flags); list_del_init(&req->list); - request_end(fc, req); + fuse_request_end(fc, req); } } diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h index 4fea75c92a7c..32c4466a8f89 100644 --- a/fs/fuse/fuse_i.h +++ b/fs/fuse/fuse_i.h @@ -953,6 +953,11 @@ ssize_t fuse_simple_request(struct fuse_conn *fc, struct fuse_args *args); void fuse_request_send_background(struct fuse_conn *fc, struct fuse_req *req); bool fuse_request_queue_background(struct fuse_conn *fc, struct fuse_req *req); +/** + * End a finished request + */ +void fuse_request_end(struct fuse_conn *fc, struct fuse_req *req); + /* Abort all requests */ void fuse_abort_conn(struct fuse_conn *fc, bool is_abort); void fuse_wait_aborted(struct fuse_conn *fc); -- 2.13.6
