From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.17]) (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 4A0D0197A72; Mon, 17 Jun 2024 12:53:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.17 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718628823; cv=none; b=adkZejHqfHxlDcZ6WmYS/PGJzkzRVAJsjZ4opca4ui4uXXCC23XloE77eUTYGsLIKkhSfj1AfeDUkDPPNysy/dFeXXFtEz+dfi0ICo/M6OXENmaN8ML/8i8Toyz7IRVFJ3NAw1a2rhLolcIRivHTEs2pOzSI9PEZLutaRVXL+AE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718628823; c=relaxed/simple; bh=IK+OkYzzeTLQAfU8htkvGf4F2cSRirFYOI59YilertI=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=pLJBSHdGErjTlqHAh9eX/6Y1ubOwXs0l+2/i6CFdym59KonVAM4+p4BZx28V0yHKGC891zhlu/J1Y5RRkuDNTEPfi8jDGMDlOwctinPURfKmN+a51TiznRRUEv9xej3daFidsoLmCBfqeOvwMcPXFQnRvttj7UlBYC215KOpioo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=none smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=HZN90R1z; arc=none smtp.client-ip=198.175.65.17 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="HZN90R1z" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1718628823; x=1750164823; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=IK+OkYzzeTLQAfU8htkvGf4F2cSRirFYOI59YilertI=; b=HZN90R1zAMPtAfJJoJpYdJgUdgbfDuOwqB3hDMp1PoExE0OFGtnpj+CN xvRULnDYV3sb1OlhmngH5/B4BN9viyW/gWaCqizvkMYd6fePaKj9+Tahv 14GRnrMXVR3dFfBKa8znZedKlQc7I0SKb7ISZmld/db+hOtdmOlg/Ddrz 72OIEOMcP2WBnYe8qGSyLW1Q4utlcQUPBlhmVwiAL6zrw6ATTwBJ3tkQ5 4TwvXH3JIEuzbD2v+gWvf+CLmCScCpPsPBgBlR8eheRsvw9ADh1uDXI8e f3jlH1QC93ugKdqf7Jra09Srj3JJXNNkApsfVEvoXhMZ5BODSGLFyI4b9 g==; X-CSE-ConnectionGUID: USoESMCATt6x2zmjhLNf5Q== X-CSE-MsgGUID: tGSgqc9uR1C2lSrYfTIGqg== X-IronPort-AV: E=McAfee;i="6700,10204,11105"; a="15570864" X-IronPort-AV: E=Sophos;i="6.08,244,1712646000"; d="scan'208";a="15570864" Received: from fmviesa001.fm.intel.com ([10.60.135.141]) by orvoesa109.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Jun 2024 05:53:40 -0700 X-CSE-ConnectionGUID: v7QaP2MoTjm9hgRo/TcQ4A== X-CSE-MsgGUID: 0YHsYTNZSMWWOLLmmIL2Xg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.08,244,1712646000"; d="scan'208";a="72387521" Received: from b4969164b36c.jf.intel.com ([10.165.59.5]) by fmviesa001.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Jun 2024 05:53:39 -0700 From: "Huang, Haitao" To: jarkko@kernel.org, dave.hansen@linux.intel.com, kai.huang@intel.com, tj@kernel.org, mkoutny@suse.com, chenridong@huawei.com, linux-kernel@vger.kernel.org, linux-sgx@vger.kernel.org, x86@kernel.org, cgroups@vger.kernel.org, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, hpa@zytor.com, sohil.mehta@intel.com, tim.c.chen@linux.intel.com Cc: zhiquan1.li@intel.com, kristen@linux.intel.com, seanjc@google.com, zhanb@microsoft.com, anakrish@microsoft.com, mikko.ylinen@linux.intel.com, yangjie@microsoft.com, chrisyan@microsoft.com Subject: [PATCH v15 04/14] cgroup/misc: Add SGX EPC resource type Date: Mon, 17 Jun 2024 05:53:11 -0700 Message-ID: <20240617125321.36658-5-haitao.huang@linux.intel.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240617125321.36658-1-haitao.huang@linux.intel.com> References: <20240617125321.36658-1-haitao.huang@linux.intel.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Kristen Carlson Accardi Add SGX EPC memory, MISC_CG_RES_SGX_EPC, to be a valid resource type for the misc controller. Signed-off-by: Kristen Carlson Accardi Co-developed-by: Haitao Huang Signed-off-by: Haitao Huang Reviewed-by: Jarkko Sakkinen Reviewed-by: Kai Huang Tested-by: Jarkko Sakkinen --- V12: - Remove CONFIG_CGROUP_SGX_EPC (Jarkko) V6: - Split the original patch into this and the preceding one (Kai) --- include/linux/misc_cgroup.h | 4 ++++ kernel/cgroup/misc.c | 4 ++++ 2 files changed, 8 insertions(+) diff --git a/include/linux/misc_cgroup.h b/include/linux/misc_cgroup.h index 541a5611c597..440ed2bb8053 100644 --- a/include/linux/misc_cgroup.h +++ b/include/linux/misc_cgroup.h @@ -17,6 +17,10 @@ enum misc_res_type { MISC_CG_RES_SEV, /* AMD SEV-ES ASIDs resource */ MISC_CG_RES_SEV_ES, +#endif +#ifdef CONFIG_X86_SGX + /* SGX EPC memory resource */ + MISC_CG_RES_SGX_EPC, #endif MISC_CG_RES_TYPES }; diff --git a/kernel/cgroup/misc.c b/kernel/cgroup/misc.c index eb1a1ed9f66d..51679ba9ed1a 100644 --- a/kernel/cgroup/misc.c +++ b/kernel/cgroup/misc.c @@ -24,6 +24,10 @@ static const char *const misc_res_name[] = { /* AMD SEV-ES ASIDs resource */ "sev_es", #endif +#ifdef CONFIG_X86_SGX + /* Intel SGX EPC memory bytes */ + "sgx_epc", +#endif }; /* Root misc cgroup */ -- 2.43.0