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From: Shakeel Butt To: Waiman Long Cc: Johannes Weiner , Michal Hocko , Roman Gushchin , Muchun Song , Andrew Morton , Tejun Heo , Michal =?utf-8?Q?Koutn=C3=BD?= , Shuah Khan , Mike Rapoport , linux-kernel@vger.kernel.org, cgroups@vger.kernel.org, linux-mm@kvack.org, linux-kselftest@vger.kernel.org Subject: Re: [PATCH v2] selftest: memcg: Skp memcg_sock test if address family not supported Message-ID: References: <20260310143936.720592-1-longman@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260310143936.720592-1-longman@redhat.com> X-Migadu-Flow: FLOW_OUT X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: 5E0BC12000F X-Stat-Signature: q9tmmq5cb77srin3ob1stunjgdqkfias X-Rspam-User: X-HE-Tag: 1773173898-367610 X-HE-Meta: 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 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Tue, Mar 10, 2026 at 10:39:35AM -0400, Waiman Long wrote: > The test_memcg_sock test in memcontrol.c sets up an IPv6 socket and > send data over it to consume memory and verify that memory.stat.sock > and memory.current values are close. > > On systems where IPv6 isn't enabled or not configured to support > SOCK_STREAM, the test_memcg_sock test always fails. When the socket() > call fails, there is no way we can test the memory consumption and > verify the above claim. I believe it is better to just skip the test > in this case instead of reporting a test failure hinting that there > may be something wrong with the memcg code. > > Fixes: 5f8f019380b8 ("selftests: cgroup/memcontrol: add basic test for socket accounting") > Signed-off-by: Waiman Long Acked-by: Shakeel Butt