netdev - Re: [PATCH v2] selftests/bpf/test_maps: exit child process without error in ENOMEM case

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Message-ID: <dd9b9ef2-ee8f-ad81-61dc-ce57117f803f@iogearbox.net>
Date:   Thu, 22 Feb 2018 15:25:04 +0100
From:   Daniel Borkmann <daniel@...earbox.net>
To:     Li Zhijian <lizhijian@...fujitsu.com>, shuah@...nel.org,
        ast@...nel.org, netdev@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org,
        Li Zhijian <zhijianx.li@...el.com>,
        Alexei Starovoitov <alexei.starovoitov@...il.com>,
        Philip Li <philip.li@...el.com>
Subject: Re: [PATCH v2] selftests/bpf/test_maps: exit child process without
 error in ENOMEM case

On 02/22/2018 03:34 AM, Li Zhijian wrote:
> From: Li Zhijian <zhijianx.li@...el.com>
> 
> test_maps contains a series of stress tests, and previously it will break the
> rest tests when it failed to alloc memory.
> -----------------------
> Failed to create hashmap key=8 value=262144 'Cannot allocate memory'
> Failed to create hashmap key=16 value=262144 'Cannot allocate memory'
> Failed to create hashmap key=8 value=262144 'Cannot allocate memory'
> Failed to create hashmap key=8 value=262144 'Cannot allocate memory'
> test_maps: test_maps.c:955: run_parallel: Assertion `status == 0' failed.
> Aborted
> not ok 1..3 selftests:  test_maps [FAIL]
> -----------------------
> after this patch, the rest tests will be continue when it occurs an ENOMEM failure
> 
> CC: Alexei Starovoitov <alexei.starovoitov@...il.com>
> CC: Philip Li <philip.li@...el.com>
> Suggested-by: Daniel Borkmann <daniel@...earbox.net>
> Signed-off-by: Li Zhijian <zhijianx.li@...el.com>

Applied to bpf tree, thanks Li!