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b=ZcGOUP0gXDakGBmZv1ed/AWRmcuu+UK225NC7R4+cixLxiGld/mUELkwOXNmn3Qnh w/wmKwxySu97Yv7QMltH/385y3/HnOtMKDvVgc6wDXCyWpHhdO5Wef5MkVmDnHvdsg gBw+5wr8q3dVl9ZGi6z13PDzysfGZ6y6JqHMiKfO/zyCDwiTGWKcmT9BbKA6UmixRg kmUTJ9ijms1TstXKTmA/PdJw/4mRSGBBhJjOHNKv5iUGeZsB+gLdq7TJEbpJ7fweGv +Naynd9Z4gH6y3RnGtEynYWgky2uV6UhzFXF3mv73GsU0iDWFBMHmpwNyqbUZAy1W9 qZVU5Tea6khNg== From: SeongJae Park To: Wei Yang Cc: SeongJae Park , akpm@linux-foundation.org, david@redhat.com, lorenzo.stoakes@oracle.com, ziy@nvidia.com, baolin.wang@linux.alibaba.com, Liam.Howlett@oracle.com, npache@redhat.com, ryan.roberts@arm.com, dev.jain@arm.com, baohua@kernel.org, lance.yang@linux.dev, xu.xin16@zte.com.cn, linux-mm@kvack.org, Kiryl Shutsemau Subject: Re: [Patch v2 2/2] mm/khugepaged: remove definition of struct khugepaged_mm_slot Date: Mon, 22 Sep 2025 02:33:53 -0700 Message-Id: <20250922093353.57883-1-sj@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250921150830.buufaqnc7x2zpdvo@master> References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 984A240005 X-Rspamd-Server: rspam05 X-Stat-Signature: z1sech59s3dz3p9huh6rkicsa8efo95r X-Rspam-User: X-HE-Tag: 1758533637-234283 X-HE-Meta: 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 mUVKdatN 2yWcuuzrk6nnT2azRdMkXFyiXZsrNOTErL+qMkOWL3uP2X3OwaetSLc8Qp49Bi1n72kRJGzDDYsY3+12RKKhTlFGuer1AHfiHW0AEb/kfQFB0dnVGE/7BKQbRCnN+tksHd3csdIN7HnfOV0q1yD4QuX+7CLcqAkHnCe+r/5HypTjbrmqw6oxLpnbcHJdwluhVb7+WmpdAA05Fw8RrYfTCV//rNlF/lVX8MzPwOUTaEUElSVEq+mI3cOUwnr+H+ZojrpuPZNjfZ4QQQPvWez+imPPLhZiz2O9spvfY/8bN0axyD5KcwIA4oGKYDL8udWenrvThAZsb5Y2I4PgZ929wzH0Dwp5qb8TISOiq 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 Sun, 21 Sep 2025 15:08:30 +0000 Wei Yang wrote: > On Sat, Sep 20, 2025 at 06:41:30AM -0700, SeongJae Park wrote: > >On Sat, 20 Sep 2025 12:29:58 +0000 Wei Yang wrote: > > > >> On Sat, Sep 20, 2025 at 04:52:33AM -0700, SeongJae Park wrote: [...] > I run Qemu with kernel built from mm-new base commit b8086c280108 > "drivers/base: move memory_block_add_nid() into the caller". Then run the > kunit command above. > > Not see error for around 20 times of the test. > > Is my step correct? That's same to my repro step. > > > > >It was also reproducible when I build and install kernel on my QEMU machine > >using 'make install'. > > > > Run qemu with the same kernel and do "make clean && make all" several times. > > Not spot errors yet. > > kselftests/mm/khugepaged pass with this kernel. > > Will do kernel build for more time to see the effect. > > If my step is not correct, please let me know. Your steps for kunit and kernel build were same to what I did. Maybe there are more factors for more stable repro. I didn't have time to dig in more, sorry. Thanks, SJ [...]