From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=91.218.175.92 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793205541; b=jxWzAYjZjBBtswmc2FhUtEvaZqhEJKsz72EtxkR+sgpTiovx6xW+DuN9iPgLzXHgDXJC 5/wFiu2dZ0tECWEmeWgGg4gDCFOS+BCaAN0kNuCpBXhW0oDpSj66qeT/vRTFolnHZQAGq 3h3WEvznjfa4kvKOxa1x1fsdnIT082gHx5nMxQgeim93n65PbKxr45T/H8IEQj7wjHAOm mfY9+gOejcVljcrad4p/mZnOOZtVZBLazI3rOQ3pBCJpN120+jWiRdecUioLkv61bneFf 9WhZe49r5rNgkPeox7DVlf+q5cqr6jzPzal6ICB8I6XffojHe3WhQRPfV2k2mjcqK/Q== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793205541; h=DMARC-Filter:X-Envelope-To:DKIM-Signature:X-Envelope-To:Received: X-Mizu-Trace-ID:X-Migadu-Flow:From:To:Cc:Subject:Date:Message-Id: X-Mailer:In-Reply-To:References:MIME-Version: Content-Transfer-Encoding; bh=o14Y8GioHe5xKGETtV+6mIGsvynFWBNAqqz3q1Plk64=; b=iZR4vgw9bSbSpgjH6RzNbNulyIMeVQh9c0NQ8MDJzz0cOoGafDIgYeXqxpuCLserqmh9 IlpaFDRX95K4MUpkWWC9VPjobJe2DLnGscBt+YqaHWe8e23CsblmXa6Ta8zgS5J+twhgJ /4A3GSPd59usiTM+OewmSLzjyYEvIhCRMlhKqTsPxZmZ+tN7lZTKpeEiwSyV7kZKj/EFo OJOCyKtR7U77Do9InxT7Nw54kvbG2QrEK2vmi6UGkNfCwHFx1hq8TD3aDH9aDCLpOVkW7 98cq1EuUw/F/JrwXMs02mPCXSufR006g4SIBnl9iX1hEr8A3cEcjM5qXDGgQiP4jvBQ== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass header.d=linux.dev header.i=@linux.dev header.a=rsa-sha256 header.s=key1 header.b=YxF4Cpw+; arc=none smtp.remote-ip=91.218.175.92 Received: from mta0.migadu.com (out-92.mta0.migadu.com [91.218.175.92]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 845AC60A2608 for ; Wed, 28 Oct 2026 16:39:00 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org 845AC60A2608 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key, unprotected) header.d=linux.dev header.i=@linux.dev header.a=rsa-sha256 header.s=key1 header.b=YxF4Cpw+ X-Envelope-To: linux-kernel@vger.kernel.org DKIM-Signature: a=rsa-sha256; bh=FL7qyygk0WpLM2HIqHVy+cQvsdnGXSZjWaxsKWXACz0=; c=simple/simple; d=linux.dev; h=from:to:subject:date:message-id:mime-version:content-type; s=key1; t=1793205538; v=1; x=1793810338; b=YxF4Cpw+iakzD6IeKVDaTTCj1oCcus0T+oStlsHMCGaMGSvTIoLjsDw1QRT+jaCOt4k5440Q vj2LLerm2g2Ibo+lvj3dxe6bjGK/0v3OEpWt9sIeCLkfkYuPk5283SU8Pm0kU7bb0VWn+hs5rWs lIlBwDcA/XdJt/PcBIg0JzI4= X-Envelope-To: linux-kernel@vger.kernel.org Received: by mta11.migadu.com with ESMTPS id 166e4e174b8e3a3d; Wed, 28 Oct 2026 16:38:58 +0000 X-Mizu-Trace-ID: 166e4e174b8e3a3d X-Migadu-Flow: FLOW_OUT From: wen.yang@linux.dev To: Joel Granados Cc: Wen Yang , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [RFC PATCH 38/39] arm64: move vector-length sysctl context to priv Date: Thu, 29 Oct 2026 00:35:17 +0800 Message-Id: X-Mailer: git-send-email 2.25.1 In-Reply-To: References: X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Wen Yang The two default-vector-length entries borrow extra1 for a struct vl_info pointer, which is not a bound, while the handler delegates with a local int table. Pass vl_info through priv and leave extra1/extra2 to the numeric bounds. Signed-off-by: Wen Yang --- arch/arm64/kernel/fpsimd.c | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) diff --git a/arch/arm64/kernel/fpsimd.c b/arch/arm64/kernel/fpsimd.c index ecfa21615f16..97e746bca99b 100644 --- a/arch/arm64/kernel/fpsimd.c +++ b/arch/arm64/kernel/fpsimd.c @@ -549,15 +549,14 @@ static unsigned int find_supported_vector_length(enum vec_type type, static int vec_proc_do_default_vl(const struct ctl_table *table, int write, void *buffer, size_t *lenp, loff_t *ppos) { - struct vl_info *info = table->extra1; + struct vl_info *info = table->priv; enum vec_type type = info->type; int ret; int vl = get_default_vl(type); - struct ctl_table tmp_table = { - .data = &vl, - .maxlen = sizeof(vl), - }; + struct ctl_table tmp_table = *table; + tmp_table.data = &vl; + tmp_table.maxlen = sizeof(vl); ret = proc_dointvec(&tmp_table, write, buffer, lenp, ppos); if (ret || !write) return ret; @@ -578,7 +577,7 @@ static const struct ctl_table sve_default_vl_table[] = { .procname = "sve_default_vector_length", .mode = 0644, .proc_handler = vec_proc_do_default_vl, - .extra1 = &vl_info[ARM64_VEC_SVE], + .priv = &vl_info[ARM64_VEC_SVE], }, }; @@ -601,7 +600,7 @@ static const struct ctl_table sme_default_vl_table[] = { .procname = "sme_default_vector_length", .mode = 0644, .proc_handler = vec_proc_do_default_vl, - .extra1 = &vl_info[ARM64_VEC_SME], + .priv = &vl_info[ARM64_VEC_SME], }, }; -- 2.25.1