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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 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam11 X-Rspamd-Queue-Id: 4F12240002 X-Stat-Signature: d89ji1qnpk45atwx6przxpd6csanfsg1 X-Rspam-User: X-HE-Tag: 1777553624-324309 X-HE-Meta: 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 6AXzYynL 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 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: 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 unintentional. 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 != 2) { /* * panic_on_oom == 1 only affects CONSTRAINT_NONE, the kernel @@ -1085,9 +1086,11 @@ static void check_panic_on_oom(struct oom_control *oc) if (oc->constraint != 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 == 2 ? "compulsory" : "system-wide"); -- 2.25.1