From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 94947C433DB for ; Sun, 3 Jan 2021 13:54:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 68BA92137B for ; Sun, 3 Jan 2021 13:54:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726688AbhACNwo (ORCPT ); Sun, 3 Jan 2021 08:52:44 -0500 Received: from mail.kernel.org ([198.145.29.99]:34374 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725765AbhACNwo (ORCPT ); Sun, 3 Jan 2021 08:52:44 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 09EF6208C7; Sun, 3 Jan 2021 13:52:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1609681923; bh=fXJteWwKPcvYb6lpdOnO34DEgCFpdo7x5opOVSvacyA=; h=From:To:Cc:Subject:Date:From; b=c2It6IiNUywAUqc2Wbrh9DYinEIocdBARj1O8wMGCaQzFTzYJ2tDYUkhSxBGZUJzK PLy1wLaoXsQTSTVJ7rgQQuzY+ygFcola2F3nHH948AMf69o0Rw+jHeyHB/BQSWFyTU wHVH7oPeadg7wkXClFJI2sebl1UldkYvFXSPE9A1nKSm1f8DPbxrwOQr7UpDDUGkAs wg0nazETESUpM9bMGQspjt2YEKCPEkR3X2MsyeFLxs3krVlF0fg4SzKD8HG8RzZmKA jPG4Zj+GUTs59Z+1NZCbISIgCt2iKh7pRwFshqgY9WtsVhOaJ6neu+hYbZ69OZiXjh JmipMujqQGpbw== From: Arnd Bergmann To: Chris Wilson , Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , David Airlie , Daniel Vetter Cc: Arnd Bergmann , Tvrtko Ursulin , Matthew Auld , Maarten Lankhorst , Dave Airlie , intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: [PATCH] [v2] i915: fix shift warning Date: Sun, 3 Jan 2021 14:51:44 +0100 Message-Id: <20210103135158.3591442-1-arnd@kernel.org> X-Mailer: git-send-email 2.29.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Arnd Bergmann Randconfig builds on 32-bit machines show lots of warnings for the i915 driver for passing a 32-bit value into __const_hweight64(): drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c:2584:9: error: shift count >= width of type [-Werror,-Wshift-count-overflow] return hweight64(VDBOX_MASK(&i915->gt)); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/asm-generic/bitops/const_hweight.h:29:49: note: expanded from macro 'hweight64' #define hweight64(w) (__builtin_constant_p(w) ? __const_hweight64(w) : __arch_hweight64(w)) Change it to hweight_long() to avoid the warning. Signed-off-by: Arnd Bergmann --- drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c index bcc80f428172..43164a0b0023 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c @@ -2581,7 +2581,7 @@ static int eb_submit(struct i915_execbuffer *eb, struct i915_vma *batch) static int num_vcs_engines(const struct drm_i915_private *i915) { - return hweight64(VDBOX_MASK(&i915->gt)); + return hweight_long(VDBOX_MASK(&i915->gt)); } /* -- 2.29.2