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Sat, 16 Aug 2025 07:46:03 -0700 (PDT) Date: Sat, 16 Aug 2025 14:46:03 +0000 From: Wei Yang To: Aboorva Devarajan Cc: akpm@linux-foundation.org, Liam.Howlett@oracle.com, lorenzo.stoakes@oracle.com, shuah@kernel.org, pfalcato@suse.de, david@redhat.com, ziy@nvidia.com, baolin.wang@linux.alibaba.com, npache@redhat.com, ryan.roberts@arm.com, dev.jain@arm.com, baohua@kernel.org, richard.weiyang@gmail.com, linux-mm@kvack.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, donettom@linux.ibm.com, ritesh.list@gmail.com Subject: Re: [PATCH v4 6/7] selftests/mm: skip thuge-gen test if system is not setup properly Message-ID: <20250816144603.43nxd74hz6nrockz@master> Reply-To: Wei Yang References: <20250816040113.760010-1-aboorvad@linux.ibm.com> <20250816040113.760010-7-aboorvad@linux.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250816040113.760010-7-aboorvad@linux.ibm.com> User-Agent: NeoMutt/20170113 (1.7.2) X-Rspam-User: X-Rspamd-Server: rspam11 X-Rspamd-Queue-Id: BC096140009 X-Stat-Signature: abitc5qbbq5a3cfq8z7ey1bqti8zzhmy X-HE-Tag: 1755355565-141773 X-HE-Meta: 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 t8zdcc4f 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Sat, Aug 16, 2025 at 09:31:12AM +0530, Aboorva Devarajan wrote: >Make thuge-gen skip instead of fail when it can't run due to system >settings. If shmmax is too small or no 1G huge pages are available, the >test now prints a warning and is marked as skipped. > >------------------- >Before Patch: >------------------- >~ running ./thuge-gen >~ Bail out! Please do echo 262144 > /proc/sys/kernel/shmmax >~ Totals: pass:0 fail:0 xfail:0 xpass:0 skip:0 error:0 >~ [FAIL] >not ok 28 thuge-gen ~ exit=1 > >------------------- >After Patch: >------------------- >~ running ./thuge-gen >~ ~ WARNING: shmmax is too small to run this test. >~ ~ Please run the following command to increase shmmax: >~ ~ echo 262144 > /proc/sys/kernel/shmmax >~ 1..0 ~ SKIP Test skipped due to insufficient shmmax value. >~ [SKIP] >ok 29 thuge-gen ~ SKIP > >Co-developed-by: Donet Tom >Signed-off-by: Donet Tom >Reviewed-by: Dev Jain >Acked-by: David Hildenbrand >Reviewed-by: Zi Yan >Signed-off-by: Aboorva Devarajan Reviewed-by: Wei Yang -- Wei Yang Help you, Help me