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From: Shakeel Butt To: Hao Li Cc: hannes@cmpxchg.org, mhocko@kernel.org, roman.gushchin@linux.dev, vbabka@suse.cz, harry.yoo@oracle.com, muchun.song@linux.dev, akpm@linux-foundation.org, cgroups@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: Re: [PATCH] memcg: fix slab accounting in refill_obj_stock() trylock path Message-ID: References: <20260226115145.62903-1-hao.li@linux.dev> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260226115145.62903-1-hao.li@linux.dev> X-Migadu-Flow: FLOW_OUT X-Rspam-User: X-Rspamd-Server: rspam07 X-Rspamd-Queue-Id: 2A1FC40007 X-Stat-Signature: sxmg9f8f9b9byq7omzecsqdh5xu8pue3 X-HE-Tag: 1772113148-346521 X-HE-Meta: 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 CTTxYbKI NfYS0/CBFylBNCRCuZkO78uQ1nPBj+XufoO634857pq/7iXRH9WBtU3ObesEYUM3PeWRExGoR1t4GiiykHB8cuA4UyPzevZS3mdj3zSoZ2nTMec5KW/QhTPVR3Z8bm+GItKmaB4MCII7TbHjH8W196rV5uLChea5DV8Gand042nIvyDqooByFbnftyOclz99InkXxX4oRuz1aAmxNA/damsqdqGnIn7c5wkUBDIB1ayRIVWBMdiNxI1P7iQyV803ddjdu6+C58FQvOBVjUxcuVCPDkA== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Thu, Feb 26, 2026 at 07:51:37PM +0800, Hao Li wrote: > In the trylock path of refill_obj_stock(), mod_objcg_mlstate() should > use the real alloc/free bytes (i.e., nr_acct) for accounting, rather > than nr_bytes. > > Fixes: 200577f69f29 ("memcg: objcg stock trylock without irq disabling") > Cc: stable@vger.kernel.org > Signed-off-by: Hao Li Thanks for the fix. Acked-by: Shakeel Butt