From: vanshika.shukla@nxp.com
To: dev@dpdk.org, Hemant Agrawal <hemant.agrawal@nxp.com>,
Sachin Saxena <sachin.saxena@nxp.com>,
Shreyansh Jain <shreyansh.jain@nxp.com>
Cc: stable@dpdk.org, Rohit Raj <rohit.raj@nxp.com>,
Vanshika Shukla <vanshika.shukla@nxp.com>
Subject: [PATCH 5/8] bus/dpaa: remove redundant file descriptor check
Date: Wed, 3 Jul 2024 16:46:41 +0530 [thread overview]
Message-ID: <20240703111644.1523242-6-vanshika.shukla@nxp.com> (raw)
In-Reply-To: <20240703111644.1523242-1-vanshika.shukla@nxp.com>
From: Rohit Raj <rohit.raj@nxp.com>
This patch removes the redundant file descriptor check
Fixes: 2f3d633aa593 ("common/dpaax: add library for PA/VA translation table")
Cc: stable@dpdk.org
Signed-off-by: Rohit Raj <rohit.raj@nxp.com>
Signed-off-by: Vanshika Shukla <vanshika.shukla@nxp.com>
---
drivers/bus/dpaa/base/qbman/process.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/bus/dpaa/base/qbman/process.c b/drivers/bus/dpaa/base/qbman/process.c
index 3504ec97db..3e4622f606 100644
--- a/drivers/bus/dpaa/base/qbman/process.c
+++ b/drivers/bus/dpaa/base/qbman/process.c
@@ -1,7 +1,7 @@
/* SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0)
*
* Copyright 2011-2016 Freescale Semiconductor Inc.
- * Copyright 2017,2020 NXP
+ * Copyright 2017,2020,2022,2024 NXP
*
*/
#include <assert.h>
@@ -27,15 +27,16 @@ static int check_fd(void)
{
int ret;
- if (fd >= 0)
- return 0;
ret = pthread_mutex_lock(&fd_init_lock);
assert(!ret);
+
/* check again with the lock held */
if (fd < 0)
fd = open(PROCESS_PATH, O_RDWR);
+
ret = pthread_mutex_unlock(&fd_init_lock);
assert(!ret);
+
return (fd >= 0) ? 0 : -ENODEV;
}
--
2.25.1
next prev parent reply other threads:[~2024-07-03 11:17 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-07-03 11:16 [PATCH 0/8] DPAA specific fixes vanshika.shukla
2024-07-03 11:16 ` [PATCH 1/8] bus/dpaa: fix bus scan for DMA devices vanshika.shukla
2024-07-03 11:16 ` [PATCH 2/8] bus/dpaa: fix resource leak in variable dev vanshika.shukla
2024-07-03 11:16 ` [PATCH 3/8] common/dpaax: fix IOVA table cleanup vanshika.shukla
2024-07-03 11:16 ` [PATCH 4/8] common/dpaax: fix array overrun issue vanshika.shukla
2024-07-03 11:16 ` vanshika.shukla [this message]
2024-07-03 11:16 ` [PATCH 6/8] bus/dpaa: remove unused code vanshika.shukla
2024-07-03 11:16 ` [PATCH 7/8] net/dpaa: restrict MTU config for shared intf vanshika.shukla
2024-07-03 11:16 ` [PATCH 8/8] mempool/dpaax: cache free optimization vanshika.shukla
2024-07-05 7:42 ` [v2 0/7] DPAA specific fixes vanshika.shukla
2024-07-05 7:42 ` [v2 1/7] bus/dpaa: fix bus scan for DMA devices vanshika.shukla
2024-07-08 7:29 ` [v3 0/8] DPAA specific fixes vanshika.shukla
2024-07-08 7:29 ` [PATCH v3 1/8] bus/dpaa: fix bus scan for DMA devices vanshika.shukla
2024-07-08 7:29 ` [PATCH v3 2/8] bus/dpaa: fix resource leak in variable dev vanshika.shukla
2024-07-08 13:28 ` David Marchand
2024-07-08 7:29 ` [PATCH v3 3/8] common/dpaax: fix IOVA table cleanup vanshika.shukla
2024-07-08 7:29 ` [PATCH v3 4/8] common/dpaax: fix array overrun issue vanshika.shukla
2024-07-08 7:29 ` [PATCH v3 5/8] bus/dpaa: remove redundant file descriptor check vanshika.shukla
2024-07-08 7:29 ` [PATCH v3 6/8] bus/dpaa: remove unused code vanshika.shukla
2024-07-08 7:29 ` [PATCH v3 7/8] net/dpaa: restrict MTU config for shared intf vanshika.shukla
2024-07-09 8:47 ` David Marchand
2024-07-08 7:29 ` [PATCH v3 8/8] mempool/dpaax: cache free optimization vanshika.shukla
2024-07-08 13:28 ` David Marchand
2024-07-09 10:04 ` [v4 0/8] DPAA specific fixes vanshika.shukla
2024-07-09 10:04 ` [v4 1/8] bus/dpaa: fix bus scan for DMA devices vanshika.shukla
2024-07-09 10:04 ` [v4 2/8] bus/dpaa: fix resource leak in variable dev vanshika.shukla
2024-07-09 10:05 ` [v4 3/8] common/dpaax: fix IOVA table cleanup vanshika.shukla
2024-07-09 10:05 ` [v4 4/8] common/dpaax: fix array overrun issue vanshika.shukla
2024-07-09 10:05 ` [v4 5/8] bus/dpaa: remove redundant file descriptor check vanshika.shukla
2024-07-09 10:05 ` [v4 6/8] bus/dpaa: remove unused code vanshika.shukla
2024-07-09 10:05 ` [v4 7/8] net/dpaa: restrict MTU config for shared intf vanshika.shukla
2024-07-09 10:05 ` [v4 8/8] mempool/dpaax: cache free optimization vanshika.shukla
2024-07-09 12:05 ` [v4 0/8] DPAA specific fixes David Marchand
2024-07-10 8:55 ` [v5 " vanshika.shukla
2024-07-10 8:55 ` [v5 1/8] bus/dpaa: fix bus scan for DMA devices vanshika.shukla
2024-07-10 8:55 ` [v5 2/8] bus/dpaa: fix resource leak in variable dev vanshika.shukla
2024-07-10 8:55 ` [v5 3/8] common/dpaax: fix IOVA table cleanup vanshika.shukla
2024-07-10 8:55 ` [v5 4/8] common/dpaax: fix array overrun issue vanshika.shukla
2024-07-10 8:55 ` [v5 5/8] bus/dpaa: remove redundant file descriptor check vanshika.shukla
2024-07-10 8:55 ` [v5 6/8] bus/dpaa: remove unused code vanshika.shukla
2024-07-10 8:55 ` [v5 7/8] net/dpaa: restrict MTU config for shared intf vanshika.shukla
2024-07-10 8:55 ` [v5 8/8] mempool/dpaax: cache free optimization vanshika.shukla
2024-07-11 15:41 ` [v5 0/8] DPAA specific fixes David Marchand
2024-07-05 7:42 ` [v2 2/7] bus/dpaa: fix resource leak in variable dev vanshika.shukla
2024-07-05 7:42 ` [v2 3/7] common/dpaax: fix IOVA table cleanup vanshika.shukla
2024-07-05 7:42 ` [v2 4/7] common/dpaax: fix array overrun issue vanshika.shukla
2024-07-05 7:42 ` [v2 5/7] bus/dpaa: remove redundant file descriptor check vanshika.shukla
2024-07-05 7:42 ` [v2 6/7] bus/dpaa: remove unused code vanshika.shukla
2024-07-05 7:42 ` [v2 7/7] net/dpaa: restrict MTU config for shared intf vanshika.shukla
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