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 43BBD3A9870 for ; Tue, 15 Sep 2026 21:37:55 +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=1789508277; cv=none; b=PsFviq/kFYkk9XGnz4b2fvTiz9esVIfck4uut72aSwRidvInGnbOjdKThkSrM62Ty3ktS2Ar5qJm5eCM/K7XpOwBFYtAPTihAaDonwR803EoEqsthBad6anKs7xdC6wCUgIRvEMCVWRbWxJy6BqnkvHtUv2bTYk7xejKhSdehxY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789508277; c=relaxed/simple; bh=5LT8gJWqF7NIMSydXb+WmREQ/yptZ0UhlnjpDUHbqf0=; h=Date:To:From:Subject:Message-Id; b=Ck9Nel6MN0eiP0i77D9Th+/qlNejmne/94AgjKkPMqizr492f3D9MPgOFsqTRKgkPtyZZFNpAxX/74rXxbZM4/UPbOynD8SNEGPqrqeWChIRd7W8W2UvBIwlRWoA41MkIF/kilMf7JNftye4E3LaoHsJhVqBnA2NicYOQEmV0RM= 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=t1aA9HoR; 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="t1aA9HoR" Received: by smtp.kernel.org (Postfix) with ESMTPSA id AA85A1F000FF; Tue, 15 Sep 2026 21:37:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=korg; t=1789508275; bh=41kcZqJhqoZrmDRs0X9kpGQcMYhzbUZSAMFoLMmA/rQ=; h=Date:To:From:Subject; b=t1aA9HoRiC175LV9CGB0tS8yxGq9WPdbxwHYjDVWaQzgzmvZVia6WXP4GJZ5vgY7p yvPrGs3kJIrYE1r2UsG52vtl7dAX+kMpjX87Wl+eAsLK9DAlySc+nuvgsgjXmFP/pz leec737+68j54F+B8zlZCgSHMq3JZ70hqGkAYaaw= Date: Tue, 15 Sep 2026 14:37:55 -0700 To: mm-commits@vger.kernel.org,balbirs@nvidia.com,brads@mainlining.org,akpm@linux-foundation.org From: Andrew Morton Subject: + taskstats-drop-the-unused-cpu_dont_care-enum-member.patch added to mm-nonmm-unstable branch Message-Id: <20260915213755.AA85A1F000FF@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The patch titled Subject: taskstats: drop the unused CPU_DONT_CARE enum member has been added to the -mm mm-nonmm-unstable branch. Its filename is taskstats-drop-the-unused-cpu_dont_care-enum-member.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/taskstats-drop-the-unused-cpu_dont_care-enum-member.patch This patch will later appear in the mm-nonmm-unstable branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next via various branches at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there most days ------------------------------------------------------ From: Bradley Morgan Subject: taskstats: drop the unused CPU_DONT_CARE enum member Date: Tue, 15 Sep 2026 18:06:23 +0000 CPU_DONT_CARE was added by the original listener cpumask code in 2006 (f9fd8914c1ac) and has never had a single user, not even in the commit that introduced it. It survived every refactor of the listener path since, including the recent handler folds. Kill it, twenty years is enough. Link: https://lore.kernel.org/20260915180623.22058-1-brads@mainlining.org Signed-off-by: Bradley Morgan Signed-off-by: Andrew Morton Cc: Balbir Singh --- kernel/taskstats.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) --- a/kernel/taskstats.c~taskstats-drop-the-unused-cpu_dont_care-enum-member +++ a/kernel/taskstats.c @@ -59,8 +59,7 @@ static DEFINE_PER_CPU(struct listener_li enum actions { REGISTER, - DEREGISTER, - CPU_DONT_CARE + DEREGISTER }; static int prepare_reply(struct genl_info *info, u8 cmd, struct sk_buff **skbp, _ Patches currently in -mm which might be from brads@mainlining.org are taskstats-copy-signal-stats-under-siglock-in-taskstats_exit.patch mailmap-update-email-address-for-bradley-morgan.patch taskstats-drop-the-unused-cpu_dont_care-enum-member.patch