From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0E29D2EF653 for ; Wed, 7 Oct 2026 00:50:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791334226; cv=none; b=u1gekDLUzC3lD2jQXvBTY6LkOKJMqTPgGXQUdxPfaCEckUjMLqGrPDTdBYVAqczO6AlA0vOPtvqPsN/AS+arHaKCxClSakSJtULOM/dP4TxgvngTsRdcCjUEZMv2pnS8UTyOW3Oa0JC+LowPL9rdk5Bs21WFiC3F/mT4tFzoiAA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791334226; c=relaxed/simple; bh=yR6QjUNSL/DGF/5WvCMBqd98j8HUMIyIpFOSG8wt8pY=; h=Date:To:From:Subject:Message-Id; b=RqY04Rw+Dz04SVw/Lg61cnVNTZTWBskhRYAHs+41RB06WlIAG6f2EgAyP9BGqoR2NsEQ39DvFKwMPuvGxcgou988o6HCALQpiz3O/5xFUC1KhEHp3XiLQZUFQ/2W8rQTxxAIvwvmyPjjC7Ms8VofGV7p1hSI6PWWui6llzF3WGc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=EOkuQR0S; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="EOkuQR0S" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D56C41F0089B; Wed, 7 Oct 2026 00:50:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=korg; t=1791334224; bh=TsQVuoCmH72RXi51+EyTOhDwpNaGgMtRFXww34omb6s=; h=Date:To:From:Subject; b=EOkuQR0SsA/dFnV5kNApwrc6aVxOT0FGcUVXgg6AN+2pLEF8TUYMlxGODZH7Iz/Vi lwTfZ61FSy8N0/PyKlrtQVj1d3E5n5UJ2a6jd5dmJGc/fjQUEZNm09xDZY61ZOZiJu 2pYvwh81xDFW7QLorNBZH2HIlPACe3jcTb/4cEvo= Date: Tue, 06 Oct 2026 17:50:24 -0700 To: mm-commits@vger.kernel.org,tjmercier@google.com,roman.gushchin@linux.dev,muchun.song@linux.dev,mhocko@suse.com,ljs@kernel.org,kasong@tencent.com,hannes@cmpxchg.org,david@kernel.org,baohua@kernel.org,axelrasmussen@google.com,shakeel.butt@linux.dev,akpm@linux-foundation.org From: Andrew Morton Subject: [merged mm-stable] memcg-remove-mem_cgroup-soft_limit.patch removed from -mm tree Message-Id: <20261007005024.D56C41F0089B@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The quilt patch titled Subject: memcg: remove mem_cgroup->soft_limit has been removed from the -mm tree. Its filename was memcg-remove-mem_cgroup-soft_limit.patch This patch was dropped because it was merged into the mm-stable branch of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm ------------------------------------------------------ From: Shakeel Butt Subject: memcg: remove mem_cgroup->soft_limit Date: Wed, 2 Sep 2026 10:43:10 -0700 Nothing reads it anymore, so the field and the helper that reset it on css alloc and css reset can go. Link: https://lore.kernel.org/20260902174311.1772372-8-shakeel.butt@linux.dev Signed-off-by: Shakeel Butt Signed-off-by: Andrew Morton Acked-by: Michal Hocko Acked-by: Lorenzo Stoakes (ARM) Cc: Axel Rasmussen Cc: Barry Song Cc: David Hildenbrand Cc: Johannes Weiner Cc: Kairui Song Cc: Muchun Song Cc: Roman Gushchin Cc: T.J. Mercier --- include/linux/memcontrol.h | 2 -- mm/memcontrol-v1.h | 6 ------ mm/memcontrol.c | 2 -- 3 files changed, 10 deletions(-) --- a/include/linux/memcontrol.h~memcg-remove-mem_cgroup-soft_limit +++ a/include/linux/memcontrol.h @@ -280,8 +280,6 @@ struct mem_cgroup { struct memcg1_events_percpu __percpu *events_percpu; - unsigned long soft_limit; - /* protected by memcg_oom_lock */ bool oom_lock; int under_oom; --- a/mm/memcontrol.c~memcg-remove-mem_cgroup-soft_limit +++ a/mm/memcontrol.c @@ -4257,7 +4257,6 @@ mem_cgroup_css_alloc(struct cgroup_subsy return ERR_CAST(memcg); page_counter_set_high(&memcg->memory, PAGE_COUNTER_MAX); - memcg1_soft_limit_reset(memcg); #ifdef CONFIG_ZSWAP memcg->zswap_max = PAGE_COUNTER_MAX; WRITE_ONCE(memcg->zswap_writeback, true); @@ -4464,7 +4463,6 @@ static void mem_cgroup_css_reset(struct page_counter_set_min(&memcg->memory, 0); page_counter_set_low(&memcg->memory, 0); page_counter_set_high(&memcg->memory, PAGE_COUNTER_MAX); - memcg1_soft_limit_reset(memcg); page_counter_set_high(&memcg->swap, PAGE_COUNTER_MAX); memcg_wb_domain_size_changed(memcg); } --- a/mm/memcontrol-v1.h~memcg-remove-mem_cgroup-soft_limit +++ a/mm/memcontrol-v1.h @@ -42,11 +42,6 @@ void memcg1_free_events(struct mem_cgrou void memcg1_memcg_init(struct mem_cgroup *memcg); -static inline void memcg1_soft_limit_reset(struct mem_cgroup *memcg) -{ - WRITE_ONCE(memcg->soft_limit, PAGE_COUNTER_MAX); -} - struct cgroup_taskset; void memcg1_css_offline(struct mem_cgroup *memcg); @@ -97,7 +92,6 @@ static inline bool memcg1_alloc_events(s static inline void memcg1_free_events(struct mem_cgroup *memcg) {} static inline void memcg1_memcg_init(struct mem_cgroup *memcg) {} -static inline void memcg1_soft_limit_reset(struct mem_cgroup *memcg) {} static inline void memcg1_css_offline(struct mem_cgroup *memcg) {} static inline bool memcg1_oom_prepare(struct mem_cgroup *memcg, bool *locked) _ Patches currently in -mm which might be from shakeel.butt@linux.dev are memcg-move-per-node-objcg-to-the-read-mostly-fields.patch memcg-split-mem_cgroup_private_id-into-two-fields.patch memcg-group-the-write-hot-fields-of-struct-mem_cgroup.patch memcg-group-the-cold-fields-of-struct-mem_cgroup.patch memcg-group-the-read-mostly-fields-of-struct-mem_cgroup.patch memcg-group-the-fields-of-struct-mem_cgroup_per_node.patch