From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out4-smtp.messagingengine.com (out4-smtp.messagingengine.com [66.111.4.28]) (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 A36EB15C9E for ; Mon, 5 Dec 2022 22:20:34 +0000 (UTC) Received: from compute2.internal (compute2.nyi.internal [10.202.2.46]) by mailout.nyi.internal (Postfix) with ESMTP id 8EFC75C01F6; Mon, 5 Dec 2022 17:20:33 -0500 (EST) Received: from mailfrontend1 ([10.202.2.162]) by compute2.internal (MEProxy); Mon, 05 Dec 2022 17:20:33 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= joshtriplett.org; h=cc:cc:content-type:date:date:from:from :in-reply-to:in-reply-to:message-id:mime-version:references :reply-to:sender:subject:subject:to:to; s=fm3; t=1670278833; x= 1670365233; bh=y/aoNfOCa+KBPrH0Jh4WtbheJ7zZb6+HdMmLbLVt1K8=; b=i 8XQoSAZd7iQCbkhK3I2L7LWJ7hrFPfkWnhi9FY3a0CY90907hV0o2AenRGhzpK2w J6IkSJ3epWSXbgsYIeeOpAKpz0JMq6PI/pO8VOmgkMqnCqgZ4nyq5Bod2Gvc3ZUt LXRO3gHM1+nJOuXZKDUYjS0c35X3tvDR1O5CwPrRVgIj9+kuavsMSf9xJHvzvTuH D2zIQOnD5nqp6Xw8sdPuVbADUnYFXgbDZ/1MZ/GFY9L3ivK7NyrRbn+MWs0/9QDU F0okadUyg4bE3e9GILa9zLNr86dSj6SO/63TPFlcY0BfWd5qh5HCNiIqVXO5vZnC KVwR3XfU7CmG2mAKbX/oA== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-type:date:date:feedback-id :feedback-id:from:from:in-reply-to:in-reply-to:message-id :mime-version:references:reply-to:sender:subject:subject:to:to :x-me-proxy:x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s= fm1; t=1670278833; x=1670365233; bh=y/aoNfOCa+KBPrH0Jh4WtbheJ7zZ b6+HdMmLbLVt1K8=; b=UcydYMQdIluDHj1E2YDFpzdEpEybQYseB571W/RDkBcw AbSAtBxqVvKfvIpLQgo9pVVgTcT9+enAn0hUiXAV+WzRksnHi4SHCkaPQzObQQ8T vqaKnsHVVfzj8CzhDuZIJW+2nCWwmdBsmVSgTEiIUajBD/k0ldKECkrg34vWcsNM MWfOdDoq8P65EG5FM7v0zY2IcFc5KPxUl5atFW89EScrUQdUo4oFsyVafWBTRKB2 91E3wpuRBF4vm2j+VEjNQmTaHiKGzY8sOjGcFDcQBw9y4t9aXWpElYxSouaveliA 0QyKTF8CbFq7uXrrh9vGR20Cv9FugaxBSj3gt1rJKw== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvhedrudeggdduieduucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucenucfjughrpeffhffvvefukfhfgggtuggjsehttd ertddttddvnecuhfhrohhmpeflohhshhcuvfhrihhplhgvthhtuceojhhoshhhsehjohhs hhhtrhhiphhlvghtthdrohhrgheqnecuggftrfgrthhtvghrnhepgeejudeutdelfeeugf dvgefhheeuhfetffeftedvffegkeethefhhedtvddtgeeinecuffhomhgrihhnpehgihht hhhusgdrtghomhenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepmhgrihhlfh hrohhmpehjohhshhesjhhoshhhthhrihhplhgvthhtrdhorhhg X-ME-Proxy: Feedback-ID: i83e94755:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Mon, 5 Dec 2022 17:20:32 -0500 (EST) Date: Mon, 5 Dec 2022 14:20:31 -0800 From: Josh Triplett To: kernel test robot Cc: Nhat Pham , oe-kbuild-all@lists.linux.dev Subject: Re: [lkp] [+534 bytes kernel size regression] [i386-tinyconfig] [b45ed49f9d] cachestat: implement cachestat syscall Message-ID: References: <20221205175140.1543229-4-nphamcs@gmail.com> Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Tue, Dec 06, 2022 at 04:40:00AM +0800, kernel test robot wrote: > FYI, we noticed a +534 bytes kernel size regression due to commit: > > commit: b45ed49f9d4f655a5e95c14f7019b455929f419d (cachestat: implement cachestat syscall) > url: https://github.com/intel-lab-lkp/linux/commits/Nhat-Pham/cachestat-a-new-syscall-for-page-cache-state-of-files/20221206-015308 As with any new syscall, can you please add a new Kconfig option for it, so that small kernels can omit it?