From: "Ananyev, Konstantin" <konstantin.ananyev@intel.com>
To: "Yang, Ziye" <ziye.yang@intel.com>, "dev@dpdk.org" <dev@dpdk.org>
Cc: Ziye Yang <optimistyzy@gmail.com>
Subject: Re: [dpdk-dev] [PATCH v7] linuxapp, eal: Fix the memory leak issue of logid
Date: Tue, 11 Sep 2018 10:09:39 +0000 [thread overview]
Message-ID: <2601191342CEEE43887BDE71AB977258EA954037@irsmsx105.ger.corp.intel.com> (raw)
In-Reply-To: <1536629269-35295-1-git-send-email-ziye.yang@intel.com>
> -----Original Message-----
> From: Yang, Ziye
> Sent: Tuesday, September 11, 2018 2:28 AM
> To: dev@dpdk.org
> Cc: Ananyev, Konstantin <konstantin.ananyev@intel.com>; Ziye Yang <optimistyzy@gmail.com>
> Subject: [PATCH v7] linuxapp, eal: Fix the memory leak issue of logid
>
> From: Ziye Yang <optimistyzy@gmail.com>
>
> This patch is used to fix the memory leak issue of logid.
> We use the ASAN test in SPDK when intergrating DPDK and
> find this memory leak issue.
>
> By the way, we also fix several missed function call of
> rte_atomic32_clear.
>
> Signed-off-by: Ziye Yang <ziye.yang@intel.com>
> ---
> lib/librte_eal/linuxapp/eal/eal.c | 11 +++++++----
> 1 file changed, 7 insertions(+), 4 deletions(-)
>
> diff --git a/lib/librte_eal/linuxapp/eal/eal.c b/lib/librte_eal/linuxapp/eal/eal.c
> index e59ac65..a5129e5 100644
> --- a/lib/librte_eal/linuxapp/eal/eal.c
> +++ b/lib/librte_eal/linuxapp/eal/eal.c
> @@ -793,7 +793,8 @@ static void rte_eal_init_alert(const char *msg)
> int i, fctret, ret;
> pthread_t thread_id;
> static rte_atomic32_t run_once = RTE_ATOMIC32_INIT(0);
> - const char *logid;
> + const char *p;
> + static char logid[PATH_MAX];
> char cpuset[RTE_CPU_AFFINITY_STR_LEN];
> char thread_name[RTE_MAX_THREAD_NAME_LEN];
>
> @@ -810,9 +811,8 @@ static void rte_eal_init_alert(const char *msg)
> return -1;
> }
>
> - logid = strrchr(argv[0], '/');
> - logid = strdup(logid ? logid + 1: argv[0]);
> -
> + p = strrchr(argv[0], '/');
> + snprintf(logid, sizeof(logid), "%s", (p ? p + 1 : argv[0]));
> thread_id = pthread_self();
>
> eal_reset_internal_config(&internal_config);
> @@ -823,6 +823,7 @@ static void rte_eal_init_alert(const char *msg)
> if (rte_eal_cpu_init() < 0) {
> rte_eal_init_alert("Cannot detect lcores.");
> rte_errno = ENOTSUP;
> + rte_atomic32_clear(&run_once);
> return -1;
> }
>
> @@ -851,6 +852,7 @@ static void rte_eal_init_alert(const char *msg)
>
> if (rte_eal_intr_init() < 0) {
> rte_eal_init_alert("Cannot init interrupt-handling thread\n");
> + rte_atomic32_clear(&run_once);
> return -1;
> }
>
> @@ -861,6 +863,7 @@ static void rte_eal_init_alert(const char *msg)
> rte_eal_init_alert("failed to init mp channel\n");
> if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
> rte_errno = EFAULT;
> + rte_atomic32_clear(&run_once);
> return -1;
> }
> }
> --
Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
> 1.9.3
next prev parent reply other threads:[~2018-09-11 10:09 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-05 5:39 [dpdk-dev] [PATCH v5] " Ziye Yang
2018-09-10 11:54 ` Ananyev, Konstantin
2018-09-10 11:58 ` Yang, Ziye
2018-09-10 12:19 ` Ananyev, Konstantin
2018-09-10 12:23 ` Yang, Ziye
2018-09-10 13:46 ` [dpdk-dev] [PATCH v6] " Ziye Yang
2018-09-11 1:27 ` [dpdk-dev] [PATCH v7] " Ziye Yang
2018-09-11 10:09 ` Ananyev, Konstantin [this message]
2018-09-11 13:47 ` Aaron Conole
2018-09-11 14:06 ` Ananyev, Konstantin
2018-09-11 15:27 ` Aaron Conole
2018-09-13 13:28 ` Aaron Conole
2018-09-12 1:31 ` [dpdk-dev] [PATCH v8] " Ziye Yang
2018-10-16 15:33 ` Ferruh Yigit
2018-10-22 8:00 ` Thomas Monjalon
2018-10-28 10:41 ` Thomas Monjalon
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