X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=io_uring%2Furing_cmd.c;h=92f310dfb9fd6af25b65cb04d8832a4ffa1d3940;hb=refs%2Fheads%2Ftizen-6.1.y;hp=e50de0b6b9f843f094a3e54923c953d85ee24fc7;hpb=fe24a97cf2543e8832e7a2124802e5c32aac05aa;p=platform%2Fkernel%2Flinux-starfive.git

diff --git a/io_uring/uring_cmd.c b/io_uring/uring_cmd.c
index e50de0b..92f310d 100644
--- a/io_uring/uring_cmd.c
+++ b/io_uring/uring_cmd.c
@@ -15,12 +15,13 @@
 static void io_uring_cmd_work(struct io_kiocb *req, bool *locked)
 {
 	struct io_uring_cmd *ioucmd = io_kiocb_to_cmd(req, struct io_uring_cmd);
+	unsigned issue_flags = *locked ? 0 : IO_URING_F_UNLOCKED;
 
-	ioucmd->task_work_cb(ioucmd);
+	ioucmd->task_work_cb(ioucmd, issue_flags);
 }
 
 void io_uring_cmd_complete_in_task(struct io_uring_cmd *ioucmd,
-			void (*task_work_cb)(struct io_uring_cmd *))
+			void (*task_work_cb)(struct io_uring_cmd *, unsigned))
 {
 	struct io_kiocb *req = cmd_to_io_kiocb(ioucmd);
 
@@ -42,7 +43,8 @@ static inline void io_req_set_cqe32_extra(struct io_kiocb *req,
  * Called by consumers of io_uring_cmd, if they originally returned
  * -EIOCBQUEUED upon receiving the command.
  */
-void io_uring_cmd_done(struct io_uring_cmd *ioucmd, ssize_t ret, ssize_t res2)
+void io_uring_cmd_done(struct io_uring_cmd *ioucmd, ssize_t ret, ssize_t res2,
+		       unsigned issue_flags)
 {
 	struct io_kiocb *req = cmd_to_io_kiocb(ioucmd);
 
@@ -56,7 +58,7 @@ void io_uring_cmd_done(struct io_uring_cmd *ioucmd, ssize_t ret, ssize_t res2)
 		/* order with io_iopoll_req_issued() checking ->iopoll_complete */
 		smp_store_release(&req->iopoll_completed, 1);
 	else
-		__io_req_complete(req, 0);
+		__io_req_complete(req, issue_flags);
 }
 EXPORT_SYMBOL_GPL(io_uring_cmd_done);
 
@@ -108,7 +110,7 @@ int io_uring_cmd(struct io_kiocb *req, unsigned int issue_flags)
 	struct file *file = req->file;
 	int ret;
 
-	if (!req->file->f_op->uring_cmd)
+	if (!file->f_op->uring_cmd)
 		return -EOPNOTSUPP;
 
 	ret = security_uring_cmd(ioucmd);
@@ -120,6 +122,8 @@ int io_uring_cmd(struct io_kiocb *req, unsigned int issue_flags)
 	if (ctx->flags & IORING_SETUP_CQE32)
 		issue_flags |= IO_URING_F_CQE32;
 	if (ctx->flags & IORING_SETUP_IOPOLL) {
+		if (!file->f_op->uring_cmd_iopoll)
+			return -EOPNOTSUPP;
 		issue_flags |= IO_URING_F_IOPOLL;
 		req->iopoll_completed = 0;
 		WRITE_ONCE(ioucmd->cookie, NULL);