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From: Uday Shankar <ushankar@purestorage.com>
To: Ming Lei <ming.lei@redhat.com>, Shuah Khan <shuah@kernel.org>,
	 Jens Axboe <axboe@kernel.dk>
Cc: linux-block@vger.kernel.org, linux-kselftest@vger.kernel.org,
	 linux-kernel@vger.kernel.org,
	Uday Shankar <ushankar@purestorage.com>
Subject: [PATCH 2/4] selftests: ublk: kublk: fix an error log line
Date: Tue, 25 Mar 2025 16:19:32 -0600	[thread overview]
Message-ID: <20250325-ublk_timeout-v1-2-262f0121a7bd@purestorage.com> (raw)
In-Reply-To: <20250325-ublk_timeout-v1-0-262f0121a7bd@purestorage.com>

When doing io_uring operations using liburing, errno is not used to
indicate errors, so the %m format specifier does not provide any
relevant information for failed io_uring commands. Fix a log line
emitted on get_params failure to translate the error code returned in
the cqe->res field instead.

Signed-off-by: Uday Shankar <ushankar@purestorage.com>
---
 tools/testing/selftests/ublk/kublk.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/testing/selftests/ublk/kublk.c b/tools/testing/selftests/ublk/kublk.c
index b17eee643b2dbfd59903b61718afcbc21da91d97..ded1b93e7913011499ae5dae7b40f0e425982ee4 100644
--- a/tools/testing/selftests/ublk/kublk.c
+++ b/tools/testing/selftests/ublk/kublk.c
@@ -215,7 +215,7 @@ static void ublk_ctrl_dump(struct ublk_dev *dev)
 
 	ret = ublk_ctrl_get_params(dev, &p);
 	if (ret < 0) {
-		ublk_err("failed to get params %m\n");
+		ublk_err("failed to get params %d %s\n", ret, strerror(-ret));
 		return;
 	}
 

-- 
2.34.1


  parent reply	other threads:[~2025-03-25 22:20 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-03-25 22:19 [PATCH 0/4] ublk: improve handling of saturated queues when ublk server exits Uday Shankar
2025-03-25 22:19 ` [PATCH 1/4] selftests: ublk: kublk: use ioctl-encoded opcodes Uday Shankar
2025-03-25 22:26   ` Uday Shankar
2025-03-26  3:07   ` Ming Lei
2025-03-25 22:19 ` Uday Shankar [this message]
2025-03-26  3:08   ` [PATCH 2/4] selftests: ublk: kublk: fix an error log line Ming Lei
2025-03-25 22:19 ` [PATCH 3/4] selftests: ublk: kublk: ignore SIGCHLD Uday Shankar
2025-03-26  3:23   ` Ming Lei
2025-03-26 17:17     ` Uday Shankar
2025-03-25 22:19 ` [PATCH 4/4] ublk: improve handling of saturated queues when ublk server exits Uday Shankar
2025-03-26  5:38   ` Ming Lei
2025-03-26 17:54     ` Uday Shankar
2025-03-26 18:56       ` Uday Shankar
2025-03-26 23:08         ` Uday Shankar
2025-03-27  1:38           ` Ming Lei
2025-03-27  1:23       ` Ming Lei
2025-03-31 23:17         ` Uday Shankar
2025-04-02  3:59           ` Ming Lei
2025-04-02 19:41             ` Uday Shankar
2025-03-27  2:06   ` Ming Lei

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