[{"id":3688616,"web_url":"http://patchwork.ozlabs.org/comment/3688616/","msgid":"<594597f2-1a51-4d31-aea9-7f46fb520506@linaro.org>","list_archive_url":null,"date":"2026-05-08T17:11:07","subject":"Re: [PATCH v3 01/32] linux-user/mips: implement\n sysmips(MIPS_FLUSH_CACHE)","submitter":{"id":72104,"url":"http://patchwork.ozlabs.org/api/people/72104/","name":"Richard Henderson","email":"richard.henderson@linaro.org"},"content":"On 5/8/26 10:12, James Hilliard wrote:\n> Add the target sysmips dispatcher and implement MIPS_FLUSH_CACHE as a\n> successful no-op for linux-user.\n> \n> Self-modifying code is handled by QEMU's normal user-mode translation\n> invalidation machinery, so the target ABI only needs the syscall command\n> to be accepted.\n> \n> Signed-off-by: James Hilliard\n> ---\n> Changes v2 -> v3:\n> - Split MIPS_FLUSH_CACHE out of the combined sysmips/MIPS_FIXADE patch.\n> (suggested by Richard Henderson)\n> ---\n> linux-user/mips/target_syscall.h | 1 +\n> linux-user/mips64/target_syscall.h | 1 +\n> linux-user/syscall.c | 17 +++++++++++++++++\n> 3 files changed, 19 insertions(+)\n\nReviewed-by: Richard Henderson \n\nr~","headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=linaro.org header.i=@linaro.org header.a=rsa-sha256\n header.s=google header.b=uMpczagy;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; helo=lists1p.gnu.org;\n envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n receiver=patchwork.ozlabs.org)"],"Received":["from lists1p.gnu.org (lists1p.gnu.org [209.51.188.17])\n\t(using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4gBwfG3MPKz1yJq\n\tfor ; Sat, 09 May 2026 03:12:20 +1000 (AEST)","from localhost ([::1] helo=lists1p.gnu.org)\n\tby lists1p.gnu.org with esmtp (Exim 4.90_1)\n\t(envelope-from )\n\tid 1wLOjc-00033u-PN; Fri, 08 May 2026 13:11:32 -0400","from eggs.gnu.org ([2001:470:142:3::10])\n by lists1p.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from )\n id 1wLOjT-00033R-Dk\n for qemu-devel@nongnu.org; Fri, 08 May 2026 13:11:23 -0400","from mail-oi1-x229.google.com ([2607:f8b0:4864:20::229])\n by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128)\n (Exim 4.90_1) (envelope-from )\n id 1wLOjN-0007UE-JP\n for qemu-devel@nongnu.org; Fri, 08 May 2026 13:11:20 -0400","by mail-oi1-x229.google.com with SMTP id\n 5614622812f47-479d593a0c3so1881221b6e.0\n for ; Fri, 08 May 2026 10:11:11 -0700 (PDT)","from ?IPV6:2600:381:c938:6375:4b0a:aabe:cbe1:bd0c?\n ([2600:381:c938:6375:4b0a:aabe:cbe1:bd0c])\n by smtp.gmail.com with ESMTPSA id\n 5614622812f47-47c7640069csm14905238b6e.8.2026.05.08.10.11.09\n for \n (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128);\n Fri, 08 May 2026 10:11:10 -0700 (PDT)"],"DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=linaro.org; s=google; t=1778260270; x=1778865070; darn=nongnu.org;\n h=content-transfer-encoding:in-reply-to:content-language:from\n :references:to:subject:user-agent:mime-version:date:message-id:from\n :to:cc:subject:date:message-id:reply-to;\n bh=bWM6Zrfkn94W/s0m7et+vXZ4rX3kd9JthNmGn5/AQZE=;\n b=uMpczagycPbklHngDxK/amx3C3778H39dSXsVP956etKIU2V4F4IiWUU2scz7fs7wr\n GCVVNJNKyHddZRTiN6ZxgM9oiePEadX0nfbzDu1MUgw/1AYQeUqexAjrSqN3IRFFGuUW\n 9d0tuvRLfr58TKOpG0Rps0CREOWZC1mRIa+CM5O4nKbzYzA2VIVCgpFA/MvYtv1PFeT6\n h0hSfLHRjKHc8ihPYkgMMvyNsKZqjVuz4yNRqu2fpumkemlbJj/5t2XDe7D1iS1al34b\n bG5XguJt6F6Acwgn85EY6Njj/PeE09cTWQI5Y/Vz2LTCOghuCbn07L7zEG3YzaA5fFMY\n i/Cw==","X-Google-DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=1e100.net; s=20251104; t=1778260270; x=1778865070;\n h=content-transfer-encoding:in-reply-to:content-language:from\n :references:to:subject:user-agent:mime-version:date:message-id\n :x-gm-gg:x-gm-message-state:from:to:cc:subject:date:message-id\n :reply-to;\n bh=bWM6Zrfkn94W/s0m7et+vXZ4rX3kd9JthNmGn5/AQZE=;\n b=WlhNzzTSCu+FwkaSsSmSLf8VNb21uub3y+cQiIw6qMON4Q7Mn+PNuwwM3BdbNtB+mL\n ihANweSVFWtGYR8Cl9QRucTKUyFS1RqxQ+HuCtF5256O5pm29YVUo3G67IQn81+bEnhr\n sLQTslijXvj4Gojw84ZjiExi//OaGZnFsCfVqj2qMKeZIFTGM091rdf5rq0G7J5UZTr6\n Dixkx8ch58XAfvmFtNodZAbifjfnPG9i9sheRuNudrG4huDOuhYO9tsqCrR/vybGThx7\n +Jq6gLz6xuk4nHKBh+xlbMubicE7jgUo/FDErAVqHsTyp/kDne6Bg22TLWtrUNWhWVKj\n DrMg==","X-Gm-Message-State":"AOJu0Yxch14dWaEWaDwI4eynOSjZj4UpLtP66kWDX3YKPQ2CKuISHh5X\n 0jOMbunlo5k9p2k4nPTcY31NMiRIfUVx/dePCeYFK9WQyzVwrL7ujjeYWePxDmy753X437Swcc6\n Jp1QH","X-Gm-Gg":"AeBDietOOBMPEx7ZY+eErigqQ2YpFRshNiuX1AZPA07ohpp51qBgKUbMGnxDtGRbvj+\n QjPmiaUxEibGOIWCTdhrl4CpSWSN0db6ElKBLDeBRmzeVcbGGSkPU86jNU349hW35Mgo2o7DB3P\n 2FEdVb42ivvhiV2wuM+qPz3OSITh3VruyOhipyetJZvoUMWTX6rbAukuuI9QFwffRQBU59MAnSd\n o8XjO6q1Ej9GSYn0QvcksAEbHz/ivHXe8maFGt/EPBHZdZTz4UHZFPMAwLI59BYHx3Fgai9aVk3\n 3XYa4aBdlzbUNDkmxHJNMXSc+ONjCEvMeTqxlze++EO7bb5NPUY4E8e++RKw1tJjyQ8ToNqDfTD\n j8eVtfDHUGpi7+l/wPqpOFQWmtkY441FsHxYy1Gyv/L0DGLUDncBk4WYVMBUs7pHSVFPB6J0yJg\n kwRoI12oOZzxQDu/zrhFyYku0v1NEqaMlmvk8JKxUI2FyW5cJaPHletLX8u9yxicopIb2uGTfN/\n As/NLaohA==","X-Received":"by 2002:a05:6808:f89:b0:47b:c703:421d with SMTP id\n 5614622812f47-48061adc986mr3740100b6e.8.1778260270360;\n Fri, 08 May 2026 10:11:10 -0700 (PDT)","Message-ID":"<594597f2-1a51-4d31-aea9-7f46fb520506@linaro.org>","Date":"Fri, 8 May 2026 12:11:07 -0500","MIME-Version":"1.0","User-Agent":"Mozilla Thunderbird","Subject":"Re: [PATCH v3 01/32] linux-user/mips: implement\n sysmips(MIPS_FLUSH_CACHE)","To":"qemu-devel@nongnu.org","References":"\n <20260508-mips-octeon-missing-insns-v2-v3-0-bcbec96357d9@gmail.com>\n <20260508-mips-octeon-missing-insns-v2-v3-1-bcbec96357d9@gmail.com>","From":"Richard Henderson ","Content-Language":"en-US","In-Reply-To":"\n <20260508-mips-octeon-missing-insns-v2-v3-1-bcbec96357d9@gmail.com>","Content-Type":"text/plain; charset=UTF-8; format=flowed","Content-Transfer-Encoding":"7bit","Received-SPF":"pass client-ip=2607:f8b0:4864:20::229;\n envelope-from=richard.henderson@linaro.org; helo=mail-oi1-x229.google.com","X-Spam_score_int":"-20","X-Spam_score":"-2.1","X-Spam_bar":"--","X-Spam_report":"(-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1,\n DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001,\n SPF_PASS=-0.001 autolearn=ham autolearn_force=no","X-Spam_action":"no action","X-BeenThere":"qemu-devel@nongnu.org","X-Mailman-Version":"2.1.29","Precedence":"list","List-Id":"qemu development ","List-Unsubscribe":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","Errors-To":"qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org","Sender":"qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org"}}]