From nobody Sun Feb 8 23:58:55 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6CA0C63A; Fri, 23 Aug 2024 00:12:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724371937; cv=none; b=SIperVK4gAo6Kl62x9sU0gLHsjaemfAe4T7FiAcpbycCYlBunqLtdHBxGc1TPTKAfw9bj7RF8nSpgeVSnX3ZQMwcQCUOmQhBo3wuK+hI6KA9ZMybI3NxE/EaT41U020ZMxyXdj1qyGLETxLn29xjhYMVPzCwmcHWmZMurWmhOvo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724371937; c=relaxed/simple; bh=hR348iFeerciLqBqWHS3fQeIxVKDvQfpmtUSU4LpnR4=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:To:Cc; b=M+zvhRD2ZEAZNYaVQw7ZaD++EF2vDQFUJtSQ9UV9MU1M9AuQbTShrfEZDbUwce7bl2Xb29xmpv3lNl0sV6XPj0ulhAl/+xMCdjccf+cpM9ImQkmaNC3d/BaS8hUIn5guzd2somNixLKMOqE0e4rt1Eq9AP4DBSmbB2KglrvNSeA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=U56DRAnA; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="U56DRAnA" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9E629C32782; Fri, 23 Aug 2024 00:12:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1724371937; bh=hR348iFeerciLqBqWHS3fQeIxVKDvQfpmtUSU4LpnR4=; h=From:Date:Subject:To:Cc:From; b=U56DRAnAIl4WrFQvlPLEWvV4zoUhuOOkJnrxO8Hrdfui+dr0sRNl1mMqFuoLQcljh KpaGDfWV3W7UT6+WTf8lHFJV606WPyn6rohpw6VWdO5a9DAGGr+bR6+/zIM3ThKcyQ y4axf3sIzkn6GgsuLgASAbD863nuHlvPEG60F0y3k1TEDGjHpEXqL+0DpRDTtG58ED K+43zzwYZQ/shBs996oZhSYhuICZShrlXWldSyJSe0ZPz2g4r5lSDFKl4WCXwId6u5 a3mSVGUx6iqtTNtqOVVgJFhrNIN7n9/+2zocDa9sltXiqviKQwbiEbNLzqDMN1Y+tl pdopWggV/qNqw== From: Nathan Chancellor Date: Thu, 22 Aug 2024 17:12:13 -0700 Subject: [PATCH] x86/resctrl: Annotate __get_mem_config_intel() as __init Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20240822-x86-restctrl-get_mem_config_intel-init-v1-1-8b0a68a8731a@kernel.org> X-B4-Tracking: v=1; b=H4sIANzTx2YC/x3N0QqDMAxA0V+RPC9Q4zZkvzJG6WraBTSONgxB/ PcVH8/LvTtULsIVHt0OhX9SZdWG/tJB/ATNjDI1Azm6upEIt/GOhatFKzNmNr/w4uOqSbIXNZ5 RVAyHkByFWz+4d4AW+xZOsp2j5+s4/kyu4AV4AAAA To: Fenghua Yu , Reinette Chatre , x86@kernel.org, Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen Cc: linux-kernel@vger.kernel.org, llvm@lists.linux.dev, patches@lists.linux.dev, Nathan Chancellor X-Mailer: b4 0.15-dev X-Developer-Signature: v=1; a=openpgp-sha256; l=1536; i=nathan@kernel.org; h=from:subject:message-id; bh=hR348iFeerciLqBqWHS3fQeIxVKDvQfpmtUSU4LpnR4=; b=owGbwMvMwCUmm602sfCA1DTG02pJDGnHLz84X8XOkPy4bFNjt9SaiQ2m505eE87olbG6ornn6 O0O09sHO0pZGMS4GGTFFFmqH6seNzScc5bxxqlJMHNYmUCGMHBxCsBETBYyMjTbcSZfv2xycsGG s269Plctyva2Js2Ydalc9ErK2ujC75qMDBNjrlZ+2iawbS2bp4klV/6xd9pq7+eWb3ln96D/cOI hbX4A X-Developer-Key: i=nathan@kernel.org; a=openpgp; fpr=2437CB76E544CB6AB3D9DFD399739260CB6CB716 After a recent LLVM change [1] that deduces __cold on functions that only call cold code (such as __init functions), there is a section mismatch warning from __get_mem_config_intel(), which got moved to .text.unlikely. as a result of that optimization: WARNING: modpost: vmlinux: section mismatch in reference: __get_mem_confi= g_intel+0x77 (section: .text.unlikely.) -> thread_throttle_mode_init (secti= on: .init.text) Mark __get_mem_config_intel() as __init as well since it is only called from __init code, which clears up the warning. Link: https://github.com/llvm/llvm-project/commit/6b11573b8c5e3d36beee099db= e7347c2a007bf53 [1] Signed-off-by: Nathan Chancellor --- arch/x86/kernel/cpu/resctrl/core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/kernel/cpu/resctrl/core.c b/arch/x86/kernel/cpu/resct= rl/core.c index 1930fce9dfe9..b28646f1d9d6 100644 --- a/arch/x86/kernel/cpu/resctrl/core.c +++ b/arch/x86/kernel/cpu/resctrl/core.c @@ -199,7 +199,7 @@ static inline bool rdt_get_mb_table(struct rdt_resource= *r) return false; } =20 -static bool __get_mem_config_intel(struct rdt_resource *r) +static bool __init __get_mem_config_intel(struct rdt_resource *r) { struct rdt_hw_resource *hw_res =3D resctrl_to_arch_res(r); union cpuid_0x10_3_eax eax; --- base-commit: 7424fc6b86c8980a87169e005f5cd4438d18efe6 change-id: 20240822-x86-restctrl-get_mem_config_intel-init-3af02a5130ba Best regards, --=20 Nathan Chancellor