From nobody Tue Jun 16 15:55:56 2026 Received: from cvsmtppost29.nm.naver.com (cvsmtppost29.nm.naver.com [114.111.35.39]) (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 5171B4218A4 for ; Thu, 30 Apr 2026 13:13:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=114.111.35.39 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777554841; cv=none; b=og1D7ZkgCpq5lRWtMrZM1VgTIGfCm89Rvk298sUbaBrr2FMDe/Dn/Ca6mqJf6VB1nayFaHlYbJ0GrgoLq4jL0DhuPBQ8fDqgb9Bf0m5gCrOK7L+dLvRN6xwdvLhVhL6Cjs+qp/OWx/UHi+gfvv7Xs2pGZVY3vSt5hYQt1nwvTP4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777554841; c=relaxed/simple; bh=x7fz77AUp0fvNlRyefNDsTooR1pD3LHc8Uh0yxCJINk=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=Pck1CIiLP/M/KFQALIdHkszzfZkD84piiEOfLHJDlxK7Ca16/RYOtyhv5XoW9qwtC276lXQvIE5/5qwmuWqih8zoVP5T3e/dPggDKGDvuHbE3rQcBNcKF+tQ1cL2C+7DlfupDfRxjA2lhJrGU123yjLPMkmeWVoqhKGM29n7X70= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=naver.com; spf=pass smtp.mailfrom=naver.com; dkim=pass (2048-bit key) header.d=naver.com header.i=@naver.com header.b=o1yye4r6; arc=none smtp.client-ip=114.111.35.39 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=naver.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=naver.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=naver.com header.i=@naver.com header.b="o1yye4r6" Received: from cvsendbo015.nm ([10.112.22.33]) by cvsmtppost29.nm.naver.com with ESMTP id 1QalzV87SlmeR-m45+V+GA for ; Thu, 30 Apr 2026 12:53:41 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=naver.com; s=s20171208; t=1777553621; bh=x7fz77AUp0fvNlRyefNDsTooR1pD3LHc8Uh0yxCJINk=; h=From:To:Subject:Date:Message-Id:From:Subject:Feedback-ID: X-Works-Security; b=o1yye4r6dzAkoyLm8Xv6i9qz4iAeeTaEVqLP6GXwOZg/+eXTnKVOYKfXYXaHoWCB/ hFk0rjxZtbbb4grIvz9Dw/dOUdELkMYw1XtQHVccOK5LziOsbcGMPGcQfhgsYUUvFS 1T6qWBHLEBkaqyS2iYTa2wOpADr0p/dg6pQ0x0IA6NXfdm3EgYZpSiQ393fvcmC3au vo7bO57OXoBk0Co9whuZJyD+xZcykx8EJfSxfJx97qci4mBly7N1iGheL1hPkqih0n ICEq5gvhNA9pjq7XBvFmG8ic755K1w1d2QIg1TMN+pNUIGVmrAe5E43KkL2lhuZEON XRYtI4VhBmmZA== X-Session-ID: EMVedqyGTkKlEEQxxYPLOw X-Works-Send-Opt: BqnrjAJYjHmdKoUmKxJYaxglKBwYKBmm X-Works-Smtp-Source: emnZFxbXFqJZ+HmwKoUw+6E= Received: from localhost.localdomain ([211.241.110.121]) by cvnsmtp004.nm.naver.com with ESMTP id EMVedqyGTkKlEEQxxYPLOw for (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384); Thu, 30 Apr 2026 12:53:41 -0000 From: Nyunwoo Kim To: Michal Hocko , David Rientjes , Shakeel Butt , Andrew Morton Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, Nyunwoo Kim Subject: [PATCH] mm/oom_kill: Insert newline for better readability Date: Thu, 30 Apr 2026 21:53:21 +0900 Message-Id: <20260430125321.5679-1-knw0507@naver.com> X-Mailer: git-send-email 2.25.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Insert a newline in check_panic_on_oom() for better readability. Signed-off-by: Nyunwoo Kim --- This is my first patch and I am using it as practice to learn kernel development. If this has wasted your time, I apologize; it was unintentiona= l. Thank you for your consideration. mm/oom_kill.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/mm/oom_kill.c b/mm/oom_kill.c index 5c6c95c169ee..86a08deaa697 100644 --- a/mm/oom_kill.c +++ b/mm/oom_kill.c @@ -1076,6 +1076,7 @@ static void check_panic_on_oom(struct oom_control *oc) { if (likely(!sysctl_panic_on_oom)) return; + if (sysctl_panic_on_oom !=3D 2) { /* * panic_on_oom =3D=3D 1 only affects CONSTRAINT_NONE, the kernel @@ -1085,9 +1086,11 @@ static void check_panic_on_oom(struct oom_control *o= c) if (oc->constraint !=3D CONSTRAINT_NONE) return; } + /* Do not panic for oom kills triggered by sysrq */ if (is_sysrq_oom(oc)) return; + dump_header(oc); panic("Out of memory: %s panic_on_oom is enabled\n", sysctl_panic_on_oom =3D=3D 2 ? "compulsory" : "system-wide"); --=20 2.25.1