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From: Shakeel Butt To: Guopeng Zhang Cc: Andrew Morton , Roman Gushchin , Stanislav Fort , Johannes Weiner , Michal Hocko , Muchun Song , cgroups@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org, Guopeng Zhang Subject: Re: [PATCH] mm: memcg-v1: account vmpressure event allocations Message-ID: References: <20260713085520.2953121-1-guopeng.zhang@linux.dev> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260713085520.2953121-1-guopeng.zhang@linux.dev> X-Migadu-Flow: FLOW_OUT X-Rspam-User: X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: 6047380007 X-Stat-Signature: zoq7e3nky61ftoz336ay87jg5kjfgs97 X-HE-Tag: 1784059186-591484 X-HE-Meta: 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 f+JrnI1h sweq6J4hjIQkrRj0C5tmx6DIgSkKBOdsOKrhd1VvNjYanNIJSCoXz2v6VhcvXGIJQmXpCEPYEj78eKdOqwe90HLHfFVu7dZrAmad5UWOVUq+qdjGvy7g8uY/DjuANgkmaeviMGXf5QvQwnpsKr8f14gao93oUcUxwS7tXcIDKIo2vyH5/D98WI0zB+WBLpSPCTYg1Xzoyc1UNsnO5ijU8Jc1WnqGZ7uys9rLxTZuMUZm+fqw= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Mon, Jul 13, 2026 at 04:55:20PM +0800, Guopeng Zhang wrote: > From: Guopeng Zhang > > Commit 72797d218b43 ("mm/memcg: v1: account event registrations and drop > world-writable cgroup.event_control") accounted cgroup v1 event > registration allocations with GFP_KERNEL_ACCOUNT, but missed struct > vmpressure_event. > > Use GFP_KERNEL_ACCOUNT for this allocation as well. > > Fixes: 72797d218b43 ("mm/memcg: v1: account event registrations and drop world-writable cgroup.event_control") > Signed-off-by: Guopeng Zhang Acked-by: Shakeel Butt