From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 BAEB71A08CA for ; Mon, 12 May 2025 00:52:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1747011149; cv=none; b=X8yFi6QqGZgdx/I2+luFloMHpN0UNP+3bGR0uprplnmxwZKnLOOrfzn4/MvYxjI6DFX4mII6JWEIoo+h2wa4BRJXMhgucjDhLJXc7yZDZMx59b4+04gHibz7u0CkSG7UbDkUuSk5cnbOOvC+TTwTOGJf8bkZfy47wiImsMezYN0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1747011149; c=relaxed/simple; bh=WSKKq4rZonpyLApSCrO2m5seOBz2YQYuBU42oIcH5Qw=; h=Date:To:From:Subject:Message-Id; b=NBoLhDNqNUdtr9WqbZgKt7cswpf0WClV6N/UgB9KePF0SViuZV/jJpm6RbFmb4EdGgcDFdYaBhQkb+9e/s4oulp8c5SsCS/F3M7aBZ9l4uQeCFZZvqLr4BDliXM8jH7wW/216SfkkgJugfE1nLrhUEFeFJY2acq7MfzJkpnmR5E= 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=rHaGXIUt; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="rHaGXIUt" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 923D3C4CEE4; Mon, 12 May 2025 00:52:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1747011149; bh=WSKKq4rZonpyLApSCrO2m5seOBz2YQYuBU42oIcH5Qw=; h=Date:To:From:Subject:From; b=rHaGXIUt4Ga37RY4scT9KQg2VzlUEMSwIrnyY+T6WoLHbYCx+YLSFEWbkn+mtAx5y uPypzWJBSQko9jrd64chQO4UurKeXIJ8j2xwG8S/ZUM+YjXSuUBGAPUnhG+L1VnO2X UrYWaLKlmkTi9mUB2+eCPm/ueWEmbpGE4E04dSnY= Date: Sun, 11 May 2025 17:52:29 -0700 To: mm-commits@vger.kernel.org,shakeel.butt@linux.dev,roman.gushchin@linux.dev,muchun.song@linux.dev,mhocko@kernel.org,hannes@cmpxchg.org,nichen@iscas.ac.cn,akpm@linux-foundation.org From: Andrew Morton Subject: [merged mm-stable] mm-memcontrol-remove-unnecessary-null-check-before-free_percpu.patch removed from -mm tree Message-Id: <20250512005229.923D3C4CEE4@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The quilt patch titled Subject: mm: memcontrol: remove unnecessary NULL check before free_percpu() has been removed from the -mm tree. Its filename was mm-memcontrol-remove-unnecessary-null-check-before-free_percpu.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: Chen Ni Subject: mm: memcontrol: remove unnecessary NULL check before free_percpu() Date: Thu, 17 Apr 2025 16:43:30 +0800 free_percpu() checks for NULL pointers internally. Remove unneeded NULL check here. Link: https://lkml.kernel.org/r/20250417084330.937380-1-nichen@iscas.ac.cn Signed-off-by: Chen Ni Cc: Johannes Weiner Cc: Michal Hocko Cc: Muchun Song Cc: Roman Gushchin Cc: Shakeel Butt Signed-off-by: Andrew Morton --- mm/memcontrol-v1.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) --- a/mm/memcontrol-v1.c~mm-memcontrol-remove-unnecessary-null-check-before-free_percpu +++ a/mm/memcontrol-v1.c @@ -2198,8 +2198,7 @@ bool memcg1_alloc_events(struct mem_cgro void memcg1_free_events(struct mem_cgroup *memcg) { - if (memcg->events_percpu) - free_percpu(memcg->events_percpu); + free_percpu(memcg->events_percpu); } static int __init memcg1_init(void) _ Patches currently in -mm which might be from nichen@iscas.ac.cn are ocfs2-remove-unnecessary-null-check-before-unregister_sysctl_table.patch