From nobody Fri Sep 25 06:47:41 2026 Received: from mail.loongson.cn (mail.loongson.cn [114.242.206.163]) by smtp.subspace.kernel.org (Postfix) with ESMTP id B80E13AF665; Wed, 16 Sep 2026 02:55:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=114.242.206.163 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789527355; cv=none; b=ODndaVRHAGaQaew+Cyef7K80FO6tKRR7TwNqYnOhMkbUmgJJAneUFetXPdyocwdMNgn6y0BNi6KZaIZ7nhXyjPyOuKEPiZcuIb+rmTXC9cU6XDyVS8aocsjK+kk9ovXUAZ+hjt8TAsu/BsXeYDAHoqPRwqdnEDh5rZ4hkcF7gJo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789527355; c=relaxed/simple; bh=Eyd9PsDsQZA1VugOd5TuIuTY6l6LQJIUz+h83OU3cDk=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=HVAMGwPVE1VzUHjdwBebkhjbJfp4V5etmTimaZKpsUF59cefFjqZ3mxEIuO5ettX7NhD59faeNhrwKLu12y0nLTKN/B65kh5MNYydwIfjbYAaj72TJgyXFUCxirkPSCboZpe6xzbOO36U9vZfIsRGnB78YU6JkcfNPGMGBrL4TM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=loongson.cn; spf=pass smtp.mailfrom=loongson.cn; arc=none smtp.client-ip=114.242.206.163 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=loongson.cn Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=loongson.cn Received: from loongson.cn (unknown [223.64.69.112]) by gateway (Coremail) with SMTP id _____8Bx69E2BapqZHwMAA--.36196S3; Wed, 16 Sep 2026 10:55:50 +0800 (CST) Received: from kernelserver (unknown [223.64.69.112]) by front1 (Coremail) with SMTP id qMiowJDxxMwwBapqCkUhAA--.44412S2; Wed, 16 Sep 2026 10:55:50 +0800 (CST) From: Huacai Chen To: Huacai Chen Cc: loongarch@lists.linux.dev, Xuefeng Li , Guo Ren , Xuerui Wang , Jiaxun Yang , linux-kernel@vger.kernel.org, Huacai Chen , stable@vger.kernel.org Subject: [PATCH] LoongArch: Call cpu_final_simd() with pure_initcall() Date: Wed, 16 Sep 2026 10:55:36 +0800 Message-ID: <20260916025536.1535237-1-chenhuacai@loongson.cn> X-Mailer: git-send-email 2.52.0 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 X-CM-TRANSID: qMiowJDxxMwwBapqCkUhAA--.44412S2 X-CM-SenderInfo: hfkh0x5xdftxo6or00hjvr0hdfq/ X-Coremail-Antispam: 1Uk129KBj9xXoWruF45urWfGryrCFyxCF4Dtrc_yoWDtFc_W3 WftFWDGr9ak3yq93Z0qanxW3WUZw48tF9ayr1kXr43CFyfJwnxJwsFkw13A3sIgF48urW5 u3yUZwn5Cr13GosvyTuYvTs0mTUanT9S1TB71UUUUUDqnTZGkaVYY2UrUUUUj1kv1TuYvT s0mT0YCTnIWjqI5I8CrVACY4xI64kE6c02F40Ex7xfYxn0WfASr-VFAUDa7-sFnT9fnUUI cSsGvfJTRUUUb78YFVCjjxCrM7AC8VAFwI0_Jr0_Gr1l1xkIjI8I6I8E6xAIw20EY4v20x vaj40_Wr0E3s1l1IIY67AEw4v_Jrv_JF1l8cAvFVAK0II2c7xJM28CjxkF64kEwVA0rcxS w2x7M28EF7xvwVC0I7IYx2IY67AKxVWUCVW8JwA2z4x0Y4vE2Ix0cI8IcVCY1x0267AKxV W8JVWxJwA2z4x0Y4vEx4A2jsIE14v26r4j6F4UM28EF7xvwVC2z280aVCY1x0267AKxVW8 JVW8Jr1le2I262IYc4CY6c8Ij28IcVAaY2xG8wAqjxCEc2xF0cIa020Ex4CE44I27wAqx4 xG64xvF2IEw4CE5I8CrVC2j2WlYx0E2Ix0cI8IcVAFwI0_Jrv_JF1lYx0Ex4A2jsIE14v2 6r1j6r4UMcvjeVCFs4IE7xkEbVWUJVW8JwACjcxG0xvY0x0EwIxGrwCF04k20xvY0x0EwI xGrwCFx2IqxVCFs4IE7xkEbVWUJVW8JwC20s026c02F40E14v26r1j6r18MI8I3I0E7480 Y4vE14v26r106r1rMI8E67AF67kF1VAFwI0_Jw0_GFylIxkGc2Ij64vIr41lIxAIcVC0I7 IYx2IY67AKxVWUJVWUCwCI42IY6xIIjxv20xvEc7CjxVAFwI0_Jr0_Gr1lIxAIcVCF04k2 6cxKx2IYs7xG6r1j6r1xMIIF0xvEx4A2jsIE14v26r1j6r4UMIIF0xvEx4A2jsIEc7CjxV AFwI0_Jr0_GrUvcSsGvfC2KfnxnUUI43ZEXa7IU8zwZ7UUUUU== Content-Type: text/plain; charset="utf-8" After commit 35ebc4de105989034f12 ("xor: remove macro abuse for XOR implementation registrations"), using "simd=3D128" to limit SIMD on a platform with 256bit SIMD instructions causes a boot failure. Because cpu_final_simd() is called with arch_initcall() now, which is after xor_init(), LASX flavors are selected but not workable. Call cpu_final_simd() with pure_initcall() which is before xor_init(). Cc: stable@vger.kernel.org Signed-off-by: Huacai Chen --- arch/loongarch/kernel/cpu-probe.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/loongarch/kernel/cpu-probe.c b/arch/loongarch/kernel/cpu-= probe.c index 74d31f260dfd..629c976c33c3 100644 --- a/arch/loongarch/kernel/cpu-probe.c +++ b/arch/loongarch/kernel/cpu-probe.c @@ -93,7 +93,7 @@ static int __init cpu_final_simd(void) return 0; } =20 -arch_initcall(cpu_final_simd); +pure_initcall(cpu_final_simd); =20 static inline void set_elf_platform(int cpu, const char *plat) { --=20 2.52.0