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Sun, 21 Dec 2025 18:29:46 -0500 (EST) From: Mathieu Desnoyers To: Andrew Morton Cc: linux-kernel@vger.kernel.org, Mathieu Desnoyers , Mark Brown , linux-mm@kvack.org, Thomas Gleixner , stable@vger.kernel.org Subject: [PATCH v1 1/5] mm: Add missing static initializer for init_mm::mm_cid.lock Date: Sun, 21 Dec 2025 18:29:22 -0500 Message-Id: <20251221232926.450602-2-mathieu.desnoyers@efficios.com> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20251221232926.450602-1-mathieu.desnoyers@efficios.com> References: <20251221232926.450602-1-mathieu.desnoyers@efficios.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: B1472180004 X-Rspamd-Server: rspam03 X-Stat-Signature: syfk9e9otr6yrprz9x38zazjuka9qapx X-Rspam-User: X-HE-Tag: 1766359786-11864 X-HE-Meta: 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 HsVQBMjl HNViEFBuf5P/9zFDd9cT4TehtSLlFZ6Xs5NDIZrgDeKNPv9Q= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Initialize the mm_cid.lock struct member of init_mm. Fixes: 8cea569ca785 ("sched/mmcid: Use proper data structures") Signed-off-by: Mathieu Desnoyers Cc: Andrew Morton Cc: Thomas Gleixner Cc: stable@vger.kernel.org Cc: linux-mm@kvack.org --- mm/init-mm.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/mm/init-mm.c b/mm/init-mm.c index 4600e7605cab..a514f8ce47e3 100644 --- a/mm/init-mm.c +++ b/mm/init-mm.c @@ -44,6 +44,9 @@ struct mm_struct init_mm = { .mm_lock_seq = SEQCNT_ZERO(init_mm.mm_lock_seq), #endif .user_ns = &init_user_ns, +#ifdef CONFIG_SCHED_MM_CID + .mm_cid.lock = __RAW_SPIN_LOCK_UNLOCKED(init_mm.mm_cid.lock), +#endif .cpu_bitmap = CPU_BITS_NONE, INIT_MM_CONTEXT(init_mm) }; -- 2.39.5