From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793909916; b=xgdK5r8iS/4uop/PovWyRxR9kJGRrGADAY9cUowoKeuJmX1fVWFWvpEH9cuKWNzAvRz7 DTdoEumB+9T777NBrfymNw9rPYLIbOIGEYfxQhzOlxxlIf4dVmHTQxiX3ZUTDkYxm5ddD EPfRTfALZ8LWVHZ8AxUuu35IHCFH4s6fbsEZsGDa5vBVkQAdYV/FjuiZCTU3fMqmctDvZ a/m4D5k7XMh+iG042Igq5EDUMACdTiqUaJm83bJ584+30a5TRQ13ASb4/gIsYTk4W4vkH RK/Jpdh0m225rtTkiX4yqoHNvP+o/qOA15U7Wh1fpe8W37qrt6d19nDX5DlcL7caXJA== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793909916; h=Received:DKIM-Signature:From:To:Cc:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:MIME-Version:Content-Transfer-Encoding; bh=06kR7PQNbBp6coXeFFPLUhePXwp7UQV1w1MT8RSeXeY=; b=R1qrlUi1DzH/u2L/eTF8yH4ST47XNyoAWGjvqjnt2NokxmItHwCnGJS6nJu5qQlctdI+ 2F8CoZg5nHTwrDllxh438brxnSAMjFjRPMnRLw23k+FtCA/WdPSdzdb7GDbOc8sHLLOE6 wvm1vhtGGyuOH8/8RFW9LTJBECyS1MoOUayFDjezzBAP5N/6WCXeaWngTH7VDn0DngWUr 37tOGgtClKxefI/zgiDTTLxwTjZwwzQw382fu/HWFPJmclL9nLvN8ewHsv2z+qxfPpvEA fps9I4jzkNWvWetXpfiSHCVdLvPkuxNBpAsnS/jlI6/OQdjFLVu0FqToTcPkQDFZrYA== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=APH9jPHw; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2882A606D80B; Thu, 5 Nov 2026 20:18:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=APH9jPHw Received: by smtp.kernel.org (Postfix) with ESMTPSA id 643D71F008A4; Thu, 5 Nov 2026 20:18:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793909915; bh=06kR7PQNbBp6coXeFFPLUhePXwp7UQV1w1MT8RSeXeY=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=APH9jPHwOsulgldpxBa7Nl/ATXd5K2Q3sdWcvdqjcriz5W4qbecyQDjlMzGkHM4mj c+D4SxMydSXRDEUVjRxdNRnpKiJERxEF+2DZyyeH7ltB24NfdKp56OJJXKyhUnrfF6 1xyCo0dePTLqTLZi1yfXAQY50Thrh17oKpaGkvRhUL440XFG8wcQyWJ/Q6kBYnamVm cUcVUgIn6Vu02POCglozyfnGb1hfIzc1RFNx8S+h4gv1NpnUUZ+rle2Kj3O0EVe9hq SPsA3EEeCjs8qrdAiAeoILEwM9OSmwzV1a37PjuJsgq1dYFkT05OlruL7iXJ2yR2a4 Fvhd4SB1IiaAg== From: Sasha Levin To: sashiko-reviews@lists.linux.dev Cc: linux-kbuild@vger.kernel.org, linux-modules@vger.kernel.org Subject: Re: [PATCH v10 4/4] kallsyms: add KUnit tests for lineinfo feature Date: Thu, 5 Nov 2026 15:18:34 -0500 Message-ID: <20261105201834.3238924-1-sashal@kernel.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: References: <20261102111455.919102-1-sashal@kernel.org> <20261102111455.919102-5-sashal@kernel.org> X-Mailing-List: linux-modules@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 On Tue, Nov 03, 2026 at 11:15:28AM +0000, sashiko-bot@kernel.org wrote: [...] >Can GCC's identical-code folding (IPA-ICF) merge lineinfo_cross_file_caller() >into lineinfo_target_with_arg() and cause test_cross_file_inline() to fail? No. GCC 14, 15 and 16 keep them separate on x86_64, and so does GCC 15 on arm64. The test did fail on arm64, but because all of the caller's rows land on a single instruction. -- Thanks, Sasha