From patchwork Wed Jul 1 20:29:36 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Rikard Falkeborn X-Patchwork-Id: 11637409 X-Patchwork-Delegate: herbert@gondor.apana.org.au Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 40604912 for ; Wed, 1 Jul 2020 22:07:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2548720780 for ; Wed, 1 Jul 2020 22:07:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="AEMZGLOW" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726419AbgGAWHu (ORCPT ); Wed, 1 Jul 2020 18:07:50 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37344 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725771AbgGAWHu (ORCPT ); Wed, 1 Jul 2020 18:07:50 -0400 Received: from mail-lj1-x242.google.com (mail-lj1-x242.google.com [IPv6:2a00:1450:4864:20::242]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C32A6C08C5C1; Wed, 1 Jul 2020 15:07:49 -0700 (PDT) Received: by mail-lj1-x242.google.com with SMTP id z24so4186832ljn.8; Wed, 01 Jul 2020 15:07:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=+ohxmBAJip02a1VFP0Ot2Q9zEKcMeu3jnb8Rzmbca/M=; b=AEMZGLOWrMk73giLAGv+pg9nTBvFlqQdE7gTL/gQ3oWJ8mYZWviYnK4tuTjt91jR6v JyDIu/+10zEKgIdpjHdlHhwtbkqUmzC6r3VG5Id1qPU5ZTZiD7nty+1BZQrh2ZKHQRn6 ZPxot1ZORNq5skS6P0hlc8pmRW3shkSBtmoWh57nQPUISJ/69Q2MzXrp46MVcKfUIyYj /TM3cwwxeBpysJJ2ddEfXv4JNGcSydMWQxJs684IY/bZ13QoWcuXYSMv9e46dTj7pp8p hHrOxSMF/8362gA+l05S4i7o5AdH3upOQd+oYMYkvi8zssrpEcVu0V4lBru2CvNEkZZ6 VyKw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=+ohxmBAJip02a1VFP0Ot2Q9zEKcMeu3jnb8Rzmbca/M=; b=R0KQ80xjTlShSmOCMGq4LWHYOfq/yoxN+qeASCYDpCHLKqkpFtuUFuuMNELcVmfKnK 4NV4RvXBLiLJpCaBaVjXdieVL0eIVCv2nchwqgn5Zbhqw5q9OUgLYxLM9OMXo2hYrPNi iZGMEZBiEf1ld3iNsv/r5e4SgiptyYohFsOt4YNAPq8RO+X5BXSXlvZhCz2FTqeoH3HH XR8sLsVw0hFzM+1bY7gtgDbtif9q+joR6ja8kQpB13pzdMHPuTNp/cox3E3xolVuLoew MYfNTPzLAQXdTSdqDThnTu8Mo2zI/r9jOFoudumZuZ4uJF7td71gvUU6c44v+BPPHrM3 +Ymw== X-Gm-Message-State: AOAM530IKOFpv8fDVpxjsC9KVK4I33M0XTmnffsN6hcVlcgdLtN4Tgjv qEv7AP1PsXYqpIt8jgtOXR8= X-Google-Smtp-Source: ABdhPJzcVEtLSZafFQYSlr60rjQ71eNMW1TNsnWBOsfPWQdVx5f8OXjnqVWxmIxJhZwcZa3v8QZnTw== X-Received: by 2002:a2e:81c8:: with SMTP id s8mr14480440ljg.281.1593641268276; Wed, 01 Jul 2020 15:07:48 -0700 (PDT) Received: from localhost.localdomain (h-98-128-181-241.NA.cust.bahnhof.se. [98.128.181.241]) by smtp.gmail.com with ESMTPSA id x17sm2516292lfe.44.2020.07.01.15.07.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 01 Jul 2020 15:07:47 -0700 (PDT) From: Rikard Falkeborn Cc: mst@redhat.com, jasowang@redhat.com, arei.gonglei@huawei.com, herbert@gondor.apana.org.au, davem@davemloft.net, virtualization@lists.linux-foundation.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, Rikard Falkeborn Subject: [PATCH] crypto: virtio - constify features[] and id_table[] Date: Wed, 1 Jul 2020 22:29:36 +0200 Message-Id: <20200701202936.44156-1-rikard.falkeborn@gmail.com> X-Mailer: git-send-email 2.27.0 MIME-Version: 1.0 To: unlisted-recipients:; (no To-header on input) Sender: linux-crypto-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org features[] and id_table[] are not modified and can be made const to allow the compiler to put them in read-only memory. Before: text data bss dec hex filename 11534 2056 160 13750 35b6 drivers/crypto/virtio/virtio_crypto_core.o After: text data bss dec hex filename 11630 1992 128 13750 35b6 drivers/crypto/virtio/virtio_crypto_core.o Signed-off-by: Rikard Falkeborn --- drivers/crypto/virtio/virtio_crypto_core.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/crypto/virtio/virtio_crypto_core.c b/drivers/crypto/virtio/virtio_crypto_core.c index ba8a19c72391..0c66d6193ca2 100644 --- a/drivers/crypto/virtio/virtio_crypto_core.c +++ b/drivers/crypto/virtio/virtio_crypto_core.c @@ -498,11 +498,11 @@ static int virtcrypto_restore(struct virtio_device *vdev) } #endif -static unsigned int features[] = { +static const unsigned int features[] = { /* none */ }; -static struct virtio_device_id id_table[] = { +static const struct virtio_device_id id_table[] = { { VIRTIO_ID_CRYPTO, VIRTIO_DEV_ANY_ID }, { 0 }, };