Received: by 2002:a05:7412:3b8b:b0:fc:a2b0:25d7 with SMTP id nd11csp147254rdb; Thu, 8 Feb 2024 01:31:42 -0800 (PST) X-Forwarded-Encrypted: i=3; AJvYcCUqP87rvI90nZUCo1dSkNOv/VMMMXVHBOrAVT7y0G+ScvQWZssGl8tvBMAjHcOF2zVMW57i97SEe4CNV5DRdTzS3jfCHAlX61CbH6/wwA== X-Google-Smtp-Source: AGHT+IGDM+PRL8V8ixyg2G1lhaVL/ID0ZANsl+hOUB1rpDCcVbp/VyFKYX03c+eM53JYxgo83OVg X-Received: by 2002:a05:6358:7e10:b0:176:80c4:a44b with SMTP id o16-20020a0563587e1000b0017680c4a44bmr6259205rwm.9.1707384702587; Thu, 08 Feb 2024 01:31:42 -0800 (PST) ARC-Seal: i=2; a=rsa-sha256; t=1707384702; cv=pass; d=google.com; s=arc-20160816; b=JkVeoOVyQS6pW06UilCeTVe/weZFDdefM0mR5Ml17ESLc7qmgfftjB3uYHmnr+rSN6 79NMVZVX2ASHGfGy+PhtZCrMNJggvrwEdHz3DtddIRgnZs4KQjzERhskcrseIXq/DyDE zyGD7xo2cIT6g/rXKpqDb0T1NXOmQRyfz0Fw7jWVUWsChKO93SikAeVdTBs/DUbjxYrz YK/Uy9l1xit/M2DoACR1QNxZXhEPcbANkHSeArDyy2mRyLEYUimJNn6n+zsTNQxEv/gl 5bRPkOvvRmTx8ocrOVJOfPo138BoSl3WXa9tkvkCmEqKrDu57ZM8FNNhJc4JLDRsGdJx SoAQ== ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=content-transfer-encoding:in-reply-to:autocrypt:from:references:cc :to:content-language:subject:user-agent:mime-version :list-unsubscribe:list-subscribe:list-id:precedence:date:message-id :feedback-id:dkim-signature:dkim-signature; bh=kuEW1rpMwiKWoxW/OF1OAVriE1FGgfZTm7jP2rc40xY=; fh=S1Z8NcGJBGGo3rFmX01lkGFXyqk4sgb84eJ4rNHyZqE=; b=u0RMGC/MP9mtqFCmcZIKjx9QwFQIMIn98RqIzhETve8r2rBAmPhUzzJkO6hUiOXyDr IwTQ834jvpoiHYZ9OMj0VVTiNhfoijFhk3ofyjMvSSagztXFT9jKfUAm+DOIm1H+nC84 Tp9gzpWB6e+SVsqknfUizHPtkNnNsfOOqxXPbVZNXc1TYa79fy8mmu49Ya6Y/cPFdFLh EVJtcwTWG5Y0DBQGSIfXGbWKFPpuQAUPzy/wbZwcKGErFd5YzDRWI3fx9mDOul1htwD7 hiLVA1A8QbsmpAxHI4eSkfQxSIwkAs5cJ9HXkLKBPNJ3EtC4j9lxbcPg7HK/akFCtHB4 1a0A==; dara=google.com ARC-Authentication-Results: i=2; mx.google.com; dkim=pass header.i=@flygoat.com header.s=fm1 header.b=Y12m14dD; dkim=pass header.i=@messagingengine.com header.s=fm3 header.b=v5eGdUQ3; arc=pass (i=1 spf=pass spfdomain=flygoat.com dkim=pass dkdomain=flygoat.com dkim=pass dkdomain=messagingengine.com dmarc=pass fromdomain=flygoat.com); spf=pass (google.com: domain of linux-kernel+bounces-57750-linux.lists.archive=gmail.com@vger.kernel.org designates 139.178.88.99 as permitted sender) smtp.mailfrom="linux-kernel+bounces-57750-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=flygoat.com X-Forwarded-Encrypted: i=2; AJvYcCXPafQAnQkl88/N6ZDR5cZqhIO6N8EESn0DoTsOvX5IF8BXyhrb2rRI86O2LbnU64sLclNlw0AubQ4R1rdEQfXadb9ydjeCkMvTatG99A== Return-Path: Received: from sv.mirrors.kernel.org (sv.mirrors.kernel.org. [139.178.88.99]) by mx.google.com with ESMTPS id w184-20020a6382c1000000b005cf0e5119fesi3575078pgd.304.2024.02.08.01.31.42 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 08 Feb 2024 01:31:42 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-57750-linux.lists.archive=gmail.com@vger.kernel.org designates 139.178.88.99 as permitted sender) client-ip=139.178.88.99; Authentication-Results: mx.google.com; dkim=pass header.i=@flygoat.com header.s=fm1 header.b=Y12m14dD; dkim=pass header.i=@messagingengine.com header.s=fm3 header.b=v5eGdUQ3; arc=pass (i=1 spf=pass spfdomain=flygoat.com dkim=pass dkdomain=flygoat.com dkim=pass dkdomain=messagingengine.com dmarc=pass fromdomain=flygoat.com); spf=pass (google.com: domain of linux-kernel+bounces-57750-linux.lists.archive=gmail.com@vger.kernel.org designates 139.178.88.99 as permitted sender) smtp.mailfrom="linux-kernel+bounces-57750-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=flygoat.com Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sv.mirrors.kernel.org (Postfix) with ESMTPS id 2A0FC283BF9 for ; Thu, 8 Feb 2024 09:31:40 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 72AAE69300; Thu, 8 Feb 2024 09:31:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=flygoat.com header.i=@flygoat.com header.b="Y12m14dD"; dkim=pass (2048-bit key) header.d=messagingengine.com header.i=@messagingengine.com header.b="v5eGdUQ3" 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 35AC26BB42; Thu, 8 Feb 2024 09:31:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=66.111.4.28 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707384691; cv=none; b=ncJBrqXxD74bNiYmSp6TPHT4AH10Jd5rLzQMjGxpOOPUdFyKMSSsqnqB5jH8re4Va+DNee5iSw7J3NZnpDV0sgbyB/ReOkVqwu+Oiar38bBcwFHPHAiQPL442LT29E9PVY9RV2dguvE3wxyN2lOjkh7vtS4RiAMtera3cWQ7UQw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707384691; c=relaxed/simple; bh=IlQBt5ebpX3rwAe1JJmrdRp8ZYh3Sd+NBJTigxQ+X0w=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=nbZPOerdAxMClA7BXTjmqArS1mVCvlMSCXuYbW8si0mRKxCPiQ/zvJ2tWVcpJcGdCX6W+wShV2YGfSxZry7Tvy9xrOtqs2RhfGfbWmNowhNDIbIhwfgjufE661tHlsxYvcoDbbibBn/0qH7cJs57bt+87abGObwqQcZVEEgHVDU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=flygoat.com; spf=pass smtp.mailfrom=flygoat.com; dkim=pass (2048-bit key) header.d=flygoat.com header.i=@flygoat.com header.b=Y12m14dD; dkim=pass (2048-bit key) header.d=messagingengine.com header.i=@messagingengine.com header.b=v5eGdUQ3; arc=none smtp.client-ip=66.111.4.28 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=flygoat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flygoat.com Received: from compute7.internal (compute7.nyi.internal [10.202.2.48]) by mailout.nyi.internal (Postfix) with ESMTP id 0683D5C006A; Thu, 8 Feb 2024 04:31:28 -0500 (EST) Received: from mailfrontend1 ([10.202.2.162]) by compute7.internal (MEProxy); Thu, 08 Feb 2024 04:31:28 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=flygoat.com; h= cc:cc:content-transfer-encoding:content-type:content-type:date :date:from:from:in-reply-to:in-reply-to:message-id:mime-version :references:reply-to:subject:subject:to:to; s=fm1; t=1707384688; x=1707471088; bh=kuEW1rpMwiKWoxW/OF1OAVriE1FGgfZTm7jP2rc40xY=; b= Y12m14dDvFHfLMvP1O/DQi12gUuaXtTtTjZF4YNHWHUeJ9iFFW5z70JytBnlvKiY xczZVlGb4zkSYOcVSlBDzLMEzA/CYejnKBIRmusZr2qvqDvknMPLtcu8Y1bTWjaa EbM7sdpULu7graK6STBa8MbYhuAkiC06BO90KhZYmjrHcb8/DTlX9sj82x9K/bkF tUwL7z5TryIeZnd9D/wxks6BNzJbT8eOSATeSP5H+kOEWGZwz3n1rYNkMvclGf8F Wl3QudHXbdWeWuxhZTU2vxTYFJRPn2boZSO+Bw/cLGk9e9nONmu3d2Yfl/iwmw1W jxiGK+LPQUUTW0AicvKYqg== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-transfer-encoding :content-type:content-type:date:date:feedback-id:feedback-id :from:from:in-reply-to:in-reply-to:message-id:mime-version :references:reply-to:subject:subject:to:to:x-me-proxy:x-me-proxy :x-me-sender:x-me-sender:x-sasl-enc; s=fm3; t=1707384688; x= 1707471088; bh=kuEW1rpMwiKWoxW/OF1OAVriE1FGgfZTm7jP2rc40xY=; b=v 5eGdUQ3SuJni2CDQQwGCnY1FKoBHDE2CwIpxJJdszS9U4/QsUatR/ZP+uvPficTn jPorgjXX6DCWSiaHDpWirVA49k27Rqkjwtzo2nJzN70+RUhLcjlnjGKD2FdwZMT9 SC74FY7ufZgZ6BsgT8nKRVrNtu1nlk7PqZhwQzBugvnGQ1K1sEYASfkWhcUs0/+k YChxskxHrFZ4nacTXeNI4UeKT8Oua8a2fuHodRNmJoXRYvYKmGHni45LU84cweId LTE4dVU8fnM8YnMl3qwDAhj56csh6GPasf6+aeEk/W1HHBynptTfvrSiQGJqJHFY Lkr7Pog1uNlQXO80+PK1g== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvledrtdeggddtfecutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenuc fjughrpefkffggfgfuvfevfhfhjggtgfesthekredttddvjeenucfhrhhomheplfhirgig uhhnucgjrghnghcuoehjihgrgihunhdrhigrnhhgsehflhihghhorghtrdgtohhmqeenuc ggtffrrghtthgvrhhnpeelueffheehgeeluedvlefghfeukeejteeuveeuhffftdfguefh gefgueekffeftdenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepmhgrihhlfh hrohhmpehjihgrgihunhdrhigrnhhgsehflhihghhorghtrdgtohhm X-ME-Proxy: Feedback-ID: ifd894703:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Thu, 8 Feb 2024 04:31:26 -0500 (EST) Message-ID: <1e9e4b8c-4e80-4126-9204-fa66049c084e@flygoat.com> Date: Thu, 8 Feb 2024 09:31:25 +0000 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 0/3] Handle delay slot for extable lookup Content-Language: en-US To: Xi Ruoyao , Oleg Nesterov , Thomas Bogendoerfer , Andrew Morton , Ben Hutchings Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org, linux-mm@kvack.org, Linus Torvalds References: <20240202-exception_ip-v2-0-e6894d5ce705@flygoat.com> <63a1738c-5755-4c2e-a4d4-f5047cdb3660@flygoat.com> <7636b9072f2b72f6079a65d456c561716c5d90a3.camel@xry111.site> From: Jiaxun Yang Autocrypt: addr=jiaxun.yang@flygoat.com; keydata= xsFNBFnp/kwBEADEHKlSYJNLpFE1HPHfvsxjggAIK3ZtHTj5iLuRkEHDPiyyiLtmIgimmD3+ XN/uu2k1FFbrYiYgMjpGCXeRtdCLqkd+g9V4kYMlgi4MPHLt3XEuHcoKD1Yd2qYPT/OiQeGM 6bPtGUZlgfOpze1XuqHQ2VMWATL+kLYzk6FUUL715t8J5J9TgZBvSy8zc6gvpp3awsCwjFSv X3fiPMTC2dIiiMh4rKQKGboI1c7svgu6blHpy/Q5pXlEVqfLc7tFTGnvUp95jsK639GD8Ht3 0fSBxHGrTslrT775Aqi+1IsbJKBOmxIuU9eUGBUaZ00beGE09ovxiz2n2JKXKKZklNqhzifb 6uyVCOKdckR8uGqzRuohxDS7vlDZfFD5Z5OhplFY/9q+2IjCrWMmbHGSWYs9VV52XGM+wiEG sM5bup03N2q1kDXUWJ+zNNYowuOJKN9uxF3jBjdXSDi3uJu/ZUL/mBqI58SkHq5NTaHypRoE 5BxVmgDMCGQe93adKHUNmt4HK28R506S7019+umg1bq5vA/ncmh/J2k8MFGPXqO8t1xVI2O5 qrRheRKu1oST46ZJ7vKET1UwgcXTZ1iwqFlA26/iKxXoL7R7/AqWrapokEsUzRblGcutGZ/b 4lJVOxxAWaRcajpWvwqscI2mUF++O7DxYbhOJ/EFY2rv0i6+/QARAQABzSVKaWF4dW4gWWFu ZyA8amlheHVuLnlhbmdAZmx5Z29hdC5jb20+wsGRBBMBCAA7AhsjAh4BAheABQsJCAcCBhUK CQgLAgQWAgMBFiEEmAN5vv6/v0d+oE75wRGUkHP8D2cFAmKcjj8CGQEACgkQwRGUkHP8D2fx LxAAuNjknjfMBXIwEDpY+L2KMMU4V5rvTBATQ0dHZZzTlmTJuEduj/YdlVo0uTClRr9qkfEr Nfdr/YIS6BN6Am1x6nF2PAqHu/MkTNNFSAFiABh35hcm032jhrZVqLgAPLeydwQguIR8KXQB pP6S/jL3c7mUvVkoYy2g5PE1eH1MPeBwkg/r/ib9qNJSTuJH3SXnfZ4zoynvf3ipqnHsn2Sa 90Ta0Bux6ZgXIVlTL+LRDU88LISTpjBITyzn5F6fNEArxNDQFm4yrbPNbpWJXml50AWqsywp q9jRpu9Ly4qX2szkruJ/EnnAuS/FbEd4Agx2KZFb6LxxGAr4useXn6vab9p1bwRVBzfiXzqR WeTRAqwmJtdvzyo3tpkLmNC/jC3UsjqgfyBtiDSQzq0pSu7baOjvCGiRgeDCRSWq/T3HGZug 02QAi0Wwt/k5DX7jJS4Z5AAkfimXG3gq2nhiA6R995bYRyO8nIa+jmkMlYRFkwWdead3i/a0 zrtUyfZnIyWxUOsqHrfsN45rF2b0wHGpnFUfnR3Paa4my1uuwfp4BI6ZDVSVjz0oFBJ5y39A DCvFSpJkiJM/q71Erhyqn6c1weRnMok3hmG0rZ8RCSh5t7HllmyUUWe4OT97d5dhI7K/rnhc ze8vkrTNT6/fOvyPFqpSgYRDXGz2qboX/P6MG3zOOARlnqgjEgorBgEEAZdVAQUBAQdAUBqi bYcf0EGVya3wlwRABMwYsMimlsLEzvE4cKwoZzEDAQgHwsF2BBgBCAAgFiEEmAN5vv6/v0d+ oE75wRGUkHP8D2cFAmWeqCMCGwwACgkQwRGUkHP8D2dXlw/8CGKNXDloh1d7v/jDgcPPmlXd lQ4hssICgi6D+9aj3qYChIyuaNncRsUEOYvTmZoCHgQ6ymUUUBDuuog1KpuP3Ap8Pa3r5Tr6 TXtOl6Zi23ZWsrmthuYtJ8Yn5brxs6KQ5k4vCTkbF8ukue4Xl4O0RVlaIgJihJHZTfd9rUZy QugM8X98iLuUqYHCq2bAXHOq9h+mTLrhdy09dUalFyhOVejWMftULGfoXnRVz6OaHSBjTz5P HwZDAFChOUUR6vh31Lac2exTqtY/g+TjiUbXUPDEzN4mENACF/Aw+783v5CSEkSNYNxrCdt8 5+MRdhcj7y1wGfnSsKubHTOkBQJSanNr0cZZlPsJK0gxB2YTG6Nin13oX8mV7sAa3vBqqwfj ZtjNA+Up9IJY4Iz5upykUDAtCcvm82UnJoe5bMuoiyVccuqd5K/058AAxWv8fIvB4bSgmGMM aAN9l7GLyi4NhsKCCcAGSc2YAsxFrH6whVqY6JIF+08n1kur5ULrEKHpTTeffwajCgZPWpFc 7Mg2PDpoOwdpKLKlmIpyDexGVH0Lj/ycBL8ujDYZ2tA9HhEaO4dW6zsQyt1v6mZffpWK+ZXb Cs8oFeACbrtNFF0nhNI6LUPH3oaVOkUoRQUYDuX6mIc4VTwMA8EoZlueKEHfZIKrRf2QYbOZ HVO98ZmbMeg= In-Reply-To: <7636b9072f2b72f6079a65d456c561716c5d90a3.camel@xry111.site> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit 在 2024/2/8 09:23, Xi Ruoyao 写道: > On Thu, 2024-02-08 at 09:20 +0000, Jiaxun Yang wrote: >> >> 在 2024/2/2 12:30, Jiaxun Yang 写道: >>> Hi all, >>> >>> This series fixed extable handling for architecture delay slot (MIPS). >>> >>> Please see previous discussions at [1]. >>> >>> There are some other places in kernel not handling delay slots properly, >>> such as uprobe and kgdb, I'll sort them later. >> A gentle ping :-) >> >> This series fixes a regression, perhaps it should go through fixes tree. > If you have Fixes: {sha} and Cc: stable@vger.kernel.org Greg will pick > it up once it's in Linus tree. In this case I'd like to backport it manually, as there is only one patch in this series actually fixing the problem. Thanks - Jiaxun > -- --- Jiaxun Yang