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From: Shakeel Butt To: Usama Arif Cc: Andrew Morton , surenb@google.com, hannes@cmpxchg.org, vlad.wing@gmail.com, linux-mm@kvack.org, kent.overstreet@linux.dev, cl@gentwo.org, rientjes@google.com, vbabka@suse.cz, roman.gushchin@linux.dev, harry.yoo@oracle.com, linux-kernel@vger.kernel.org, kernel-team@meta.com Subject: Re: [PATCH v3] mm: slub: only warn once when allocating slab obj extensions fails Message-ID: References: <20250523165240.1477006-1-usamaarif642@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250523165240.1477006-1-usamaarif642@gmail.com> X-Migadu-Flow: FLOW_OUT X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: D9BA41C000D X-Stat-Signature: nkubek99u3epiw3h93gia865shurzg1g X-Rspam-User: X-HE-Tag: 1748020135-526494 X-HE-Meta: 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 TiZe2eFF /1xmD7TYPRgGzvJ6YHBEwNvo0RgnBOYSBmfIAd4dviYnnPAu6U1MKCGr0id4sq700hgicfdh9ti1GkhJUSq1iLJKPvfoFL8mvDlLYxSLF0gCvCxqIYAFbSvKrW5hnIWsjnmw6X+P1i7bhF1Ow9Ft3vzOJvN70lNvXcPsGnFGG0JPHIzjtBHmz2chgMMAmZ6HqOCgB7JBTOIfXyDiwouyIyTeUAO5xwh9gUxk9KbtbS+QsqjoOrU9jySpjgcpw5Uz8CdDh/P0E4yM6l5z/lRA7d1W3WkkEkRaOdRSbTj5m8XC4YaNq7tgFjlhPKNDRjlZn0HZgVaKLiehnbxc= 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 Fri, May 23, 2025 at 05:52:40PM +0100, Usama Arif wrote: > In memory bound systems, a large number of warnings for failing this > allocation repeatedly may mask any real issues in the system > during memory pressure being reported in dmesg. Change this to > warning only once. > > Signed-off-by: Usama Arif > Reported-by: Vlad Poenaru > Closes: https://lore.kernel.org/all/17fab2d6-5a74-4573-bcc3-b75951508f0a@gmail.com/ Reviewed-by: Shakeel Butt