Hi David, Harman
Please review this patch at your convenience, it's been about a month since
the v1 version.
Thanks!
Best regards
Zhichao
> -----Original Message-----
> From: Zeng, ZhichaoX <zhichaox.z...@intel.com>
> Sent: Wednesday, June 15, 2022 2:02 PM
> To: dev@dpdk.org
> Cc: sta...@dpdk.org; Yang, Qiming <qiming.y...@intel.com>;
> david.march...@redhat.com; step...@networkplumber.org;
> m...@smartsharesystems.com; Zeng, ZhichaoX <zhichaox.z...@intel.com>;
> Richardson, Bruce > <bruce.richard...@intel.com>; Harman Kalra
> <hka...@marvell.com>
> Subject: [PATCH v4] lib/eal: fix segfaults due to thread exit order
>
> From: Zhichao Zeng <zhichaox.z...@intel.com>
>
> The eal-intr-thread is not closed before memory cleanup in the process of
> exiting. There is a small probability that when the eal-intr-thread is about
> to use some pointers, the memory were just cleaned, which cause the > segment
> fault error caught by ASan.
>
> This patch close the eal-intr-thread before memory cleanup when exiting to
> avoid segment fault. And add some atomic operations to avoid executing
> rte_eal_cleanup in the child process spawned by fork() in some test > cases,
> e.g. debug_autotest of dpdk-test.
>
> Cc: sta...@dpdk.org
>
> ---
> v2:
> add the same API for FreeBSD
> ---
> v3:
> fix rte_eal_cleanup crash in debug_autotest
> ---
> v4:
> shorten the prompt message and optimize the commit log
>
> Suggested-by: David Marchand <david.march...@redhat.com>
> Signed-off-by: Zhichao Zeng <zhichaox.z...@intel.com>
