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a="1121717" X-IronPort-AV: E=Sophos;i="6.27,167,1787036400"; d="scan'208";a="1121717" Received: from fmviesa001.fm.intel.com ([10.60.135.141]) by orvoesa110.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Oct 2026 08:51:02 -0700 X-CSE-ConnectionGUID: Be4588BaQxS4EVzZoz6+5g== X-CSE-MsgGUID: GVhQ5QH6Q+aZWYWByS7+OQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.27,167,1787036400"; d="scan'208";a="2867657" Received: from jjgreens-desk24.amr.corp.intel.com (HELO [10.125.111.15]) ([10.125.111.15]) by smtpauth.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Oct 2026 08:51:01 -0700 Message-ID: Date: Mon, 19 Oct 2026 08:51:00 -0700 X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v7] x86/sgx: Report RCU-Tasks quiescent state in EPC sanitization loop To: Jun Miao , dave.hansen@linux.intel.com, jarkko@kernel.org, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, hpa@zytor.com Cc: linux-sgx@vger.kernel.org, linux-kernel@vger.kernel.org, x86@kernel.org, fan.du@intel.com, challvy.tee@gmail.com References: <20260902013653.690506-1-jun.miao@intel.com> From: Dave Hansen Content-Language: en-US Autocrypt: addr=dave.hansen@intel.com; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 9/1/26 18:36, Jun Miao wrote: > - cond_resched(); > + /* > + * cond_resched() only schedules when TIF_NEED_RESCHED is set. > + * During this boot-time loop that condition may not happen for a > + * long time, so report an RCU-Tasks quiescent state explicitly. > + * Therefore, change cond_resched() to cond_resched_tasks_rcu_qs(). > + */ > + cond_resched_tasks_rcu_qs(); > } I dropped this from x86/sgx for the moment. That comment reads like a changelog and needs at least a minimal fixup. I'll look at it after I get the rest of the merge window work done.