From patchwork Mon Mar 11 16:20:27 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zorro Lang X-Patchwork-Id: 13589005 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 613454D9E4; Mon, 11 Mar 2024 16:20:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710174036; cv=none; b=fNeZuJox0Qaxmk408UCrOgz+jSu0vqfr69O5TMlPpHbOX1VPOlsYA7GO9PnNR4q8IhH6vvaRCsXLju+loKLXnV05cK+kisa6L24jG5zPSzRJM0tDJRpqAxfH8absM/mcC22BW4yARBeWBZXUHMHT1EQekt8A7BiGR6dd5k55FHs= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710174036; c=relaxed/simple; bh=wTf71Ms5kA2VbK3Ba4HKR/5dJ1JQif9cQASBJtfB/Bs=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Gz08rSuXRuU0tzI8Nav9u3x8rYbEcAlIDNdU/2lVwPyfNayZ5iC7+KEwGDtxUEAy+uRKxKnE71IXTNXnqpSdik2UvbBq135NvO+i9oY1EsJ/zrSyHhnL0f9NXMzeUErklmgktJLEfqh4KNdKY5bBmoCcnOlYgoweP2EpFjpDo2k= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=SQoZrvOi; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="SQoZrvOi" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D9908C43390; Mon, 11 Mar 2024 16:20:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1710174036; bh=wTf71Ms5kA2VbK3Ba4HKR/5dJ1JQif9cQASBJtfB/Bs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=SQoZrvOivWf5ZSF9/zGSoG3Xi4gq17S7w0ENLwKYFk6aTnSA6EKZctPbR5ffp7Q/l ucshRSmpEDqQ0oyBTtmB6mC4yM9AnzNh8/OwsLXn93jWUfwbf1x0M51UmMN4zA2M8I DoG8Y/tFOdHLwpEFCIInOwooAeYL0PQ8fWJldrjM1Zo9OtiS/BStecyN1vMvmhypHE fsNhY/H3M3BkU0JZVLdHc6gBqZs30CgDfEzb3uV0nkFock3vZT+mN7s+rPYqmNkqag Q7o4PyGBt2wVQB37MeNWJuquWdJTZ8Bof5e2bOZXApDizE7nxWJqm8+ucANluEjfXk WJiUetmQ0qByw== From: Zorro Lang To: fstests@vger.kernel.org Cc: io-uring@vger.kernel.org Subject: [PATCH v2 1/3] fsstress: check io_uring_queue_init errno properly Date: Tue, 12 Mar 2024 00:20:27 +0800 Message-ID: <20240311162029.1102849-2-zlang@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240311162029.1102849-1-zlang@kernel.org> References: <20240311162029.1102849-1-zlang@kernel.org> Precedence: bulk X-Mailing-List: io-uring@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 As the manual of io_uring_queue_init says "io_uring_queue_init(3) returns 0 on success and -errno on failure". We should check if the return value is -ENOSYS, not the errno. Fixes: d15b1721f284 ("ltp/fsstress: don't fail on io_uring ENOSYS") Signed-off-by: Zorro Lang Reviewed-by: Darrick J. Wong Reviewed-by: Jeff Moyer --- ltp/fsstress.c | 18 +++++++++++------- 1 file changed, 11 insertions(+), 7 deletions(-) diff --git a/ltp/fsstress.c b/ltp/fsstress.c index 63c75767..4fc50efb 100644 --- a/ltp/fsstress.c +++ b/ltp/fsstress.c @@ -763,13 +763,17 @@ int main(int argc, char **argv) #ifdef URING have_io_uring = true; /* If ENOSYS, just ignore uring, other errors are fatal. */ - if (io_uring_queue_init(URING_ENTRIES, &ring, 0)) { - if (errno == ENOSYS) { - have_io_uring = false; - } else { - fprintf(stderr, "io_uring_queue_init failed\n"); - exit(1); - } + c = io_uring_queue_init(URING_ENTRIES, &ring, 0); + switch(c){ + case 0: + have_io_uring = true; + break; + case -ENOSYS: + have_io_uring = false; + break; + default: + fprintf(stderr, "io_uring_queue_init failed\n"); + exit(1); } #endif for (i = 0; keep_looping(i, loops); i++)