From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from sonic306-20.consmr.mail.ir2.yahoo.com (sonic306-20.consmr.mail.ir2.yahoo.com [77.238.176.206]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C34077E575 for ; Mon, 8 Apr 2024 13:12:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=77.238.176.206 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712581940; cv=none; b=l4S1lb8Ff1rZ579Lt6l84t7NgEqCyAkJ+z2lyGR6tLj4IQkp3VUEuo/Om2ztE+Jg/0OvQGHZPX9/pF46kveYFZWGJvI1kOtEXHJ8ilD/ZGUzHSui6wIPW16KejAA2awr/C5tHUP94tN4DB+qaN+xbKGw+u6+jlYW33R2dPKsltA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712581940; c=relaxed/simple; bh=dX1uoExULEnyUZlEdjuwyG1zuGOrzhgKLIdSM5xh+wA=; h=Message-ID:Date:MIME-Version:To:Cc:References:Subject:From: In-Reply-To:Content-Type; b=WoQJrU6b9law/qnSfNa4YL3HR5ywfBPlKbKaa5Yj8pBw/TpkNUo0qG7EX+9XQuvDqcHaStH1MsaIIedG0c3XM0EZAw8+XrNl9Lczb0wM+YFtKk1orK+1U6Xf6Z7DYquioERDdZGKn/DolcN1CdLGeN5X0JKeKUSX+wrLLBtXgL8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=yahoo.de; spf=pass smtp.mailfrom=yahoo.de; dkim=pass (2048-bit key) header.d=yahoo.de header.i=@yahoo.de header.b=k15MWR/A; arc=none smtp.client-ip=77.238.176.206 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=yahoo.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=yahoo.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=yahoo.de header.i=@yahoo.de header.b="k15MWR/A" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.de; s=s2048; t=1712581937; bh=mDOFJ5RNLpcLRudBk4xvj7QW418L9EcAmcq+vpdmXdo=; h=Date:To:Cc:References:Subject:From:In-Reply-To:From:Subject:Reply-To; b=k15MWR/A31pWfaHTTKzYUEE0JZyssU4+NqKlDmnl86dsZc3YKLu20OiI+8i55OxqJx6fw1KcMzFvKcLHIb/oiMZ8EmJL4EbfXNiySY7EV3Y7lksmJeO/c4gMBjkT79wJPuXuIsmp08Fzf5Banil95YN5LoiBToV1WqtDk6oczAUkeVZpx373huzoRSnspa9nv0Lw11BagOQDIoNjvh7NU59AsPr12YNCZwGtDsyXHueHi5UyokjimMzTSd0AuA4PC9fEA0QXxMtEcJbbLUztDJQAR+1Ml1S36vwiaCZBrBiAK99kZLrmX1nns1TV3gi6b8nl2jJHUXlbYZrlhplb/g== X-SONIC-DKIM-SIGN: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s2048; t=1712581937; bh=4GOolxEwyJVfnBssYR1agZZL1crXLkk7AI6vHE5C2Sd=; h=X-Sonic-MF:Date:To:Subject:From:From:Subject; b=MIFKapRIHqRP1/J9VYMBSShl/0AO1m6EjgDbVHkfRmJmR1mcJiswYlGyNtgDZ/Tsrce/2mbBeIxi/+PaCpoptzxF7zOzOgyM3Zss/E6z9pvjtWs7e86np0rzhYhw0dqZ/4Vsox+OuKZKS4MR74zIAHCREcR/w0rW2DMyF10TNcPQxsn9OlzQH/6eXN7vsk2XE8IebdcvJOVFVu0paUZwCnyi4UKSG07DyE636QJp5i7yM/WSoHItSSx/L8taD8QbZ8jLdZOgUoxa07o1yoC3eID0RJOvES0QusTxziU2z51fKwgqb7HnVh5BqvxtaOYR6wctDjWbz/0Tn9Te9JLDDg== X-YMail-OSG: 75kRF2IVM1njDckLaETAK33S3El6o2gpDrk1OCDBj7VAocgHix19KSooyaJCiDx fQ2JQorWb6y3ANeDhB.hlBe8Ox.qcC16nDWpPif2hYOUzLiOPBtThZfMeYREiSOG1KxxJDdCRGm. rYoRLH.co9lwDQm2Z31rRmkLJBMPGrKd_rHM.tKgqNP2hsdxYusEzHuMXFRJTYlkC_4srR3MrCJt wFB1K8JGoHa7wKia.sOJ.OaHdhOSbxbIJpsqQ9EAY5cL7lDgimCVKbuoMW.xytrIogp1nQNfZb96 zJzz4qvppD_g4QWWM2Esgee.MnfFcNoh7LB_.h2hmSan7mz9ItV1eG_kehjShFtRWoMipBvwEgG4 4fQ2kU37upsxIyDG4kz2EpSYqEDXuFcwDdx_pyG96uuozc_VJvHFUKkVHRwHiD2_sPx4.gw1k3do VuHxJLdxLY_ttLHbX4rJlRjAiYJhy3OmADzsf5VMoaNmQTVWCGZZFA5x37cEM4bcd3H7hpbTOnZt x5ZEyp6_IX.qrFyIDA.WJSRKmhjR3PDDpUekyCyWttsKpEidkrwTJAGfoUZvx_CGT_sQMlDbQpSr mPpiX_LQb73Hpyd_t1LuJJOgtNFZVhRtzwigPKb.Df7aNTfCZi5UupsEgFnrIrBGxYBIGWgS_xpy 3sWxJa.YLEEqDXvwfIY4m_0Jg9L7AWX4q_qiQOuebXWGL_bvqdczFH62MXyQOPdwj16RVP4Uixj5 IK_.4rk3izvKueziuvtaL72hCzNc3CkybwtyvVuWs9sBeuhFoWVU6BT9LbwIOUSTDysHu1qTno8N 4CmWroPEl6Y3w.VW5F7kuIHTN7TbXvHJwopVhwVOT3ZZvuhH0HdacsIFFtfATtYv8J2boAk28UW7 QRchgsXTQPD8azAv4uPZ0sgqBXFJNDcWL9fEVsMVK_tucc6.LLXXbYLAFPS1M8CURVDjGIcKQPNV 3NVSpimOe6kn5awaZgQKudkFVrOAjbd7OP3xKiJ7pNHYeohJHU7ujI2j31BW2kefWWRqtfyhEok_ iZw32nKW37bKc0b5YDrgulPiSp74mfQG_rc2h_JUVRcAtsbrhaPJIO1sr1maotxYuPB.eREOXlrw voTQOoKmgY4gjNTh7V_1w0szpHoMD7JRZwOlLSMkUOhTyXhMcl3Sf4UwqWjt9_BHIRatq8CpJ35Z ZjVfxpY98mvUo.fZY1doq_14CEKvcIuXj3PMGEHcGqvRQQWATIN0QYTqFKNJ3uO0O0Wip6_acNsx 8ZL1dkhCEDCkBZmARWsN7YGRBJoD0XvU3LkqC2F4l7G1J2TrzWkyUMR.EMDib0ow0wIibWwbM2w0 I90Gul.amNVfHwtUwPE0TsSjoY1IYcmMDm5cSgYLvySXx_._Na6GmC2_u9j2muuzdV7x6TdSW8MM T.GVD0WEuqwmoGIyZ.tz8v2VeZ8qanZJ5mkiFIH9z9egJd8kvY.JNGUfUK2b5NCY_dWLozKBY28b BxBjm1P0G3OOXM_ffxXc7ihUVu9oUzFYbY_FnIqk_Sive1om9SAtDgFgifQIGVywuQb.UKwjbblz cXzpoZLyyOoimxmtq.ATR7UvZfuNxTe4vOoP_yA5Mf_1Hq1nvKQE9kU3gmh69vVQrvWN65wMcJlT rI8EhT6hlTSMPTq3juz.1T2RA6m8G691ysgVs4Dj9P5C94Dug9U4bqeHrh1jiTzPjt5M6bogBdsD 5DJw80BFw7h4PZG4lQonxw3iC0i0JKzneDrlsGAQ7wWKKTRXvrFpy4FaNa8ngAYgacZQhVtG1B.F .5EGKClrlvW6TdghoCoIOfTgrkfT5w1LjwFJevUwOL8nb6jt0ns8lYZYJtN01yHyU5ma.ddrvVVz cpJuQAHA7IxjrQo8N9C7CtLhWmLaxfLZNtqCXLmTa_oUQ3izTCDmGApN3IyA8iMrC0auVGE1nV8b 0K1j3ZAgGc_HedY1mqd7ncz1cwOCW86seIMKDYhyREHLRUyqv6dC25IytmloeiCY12YozyVM5d8K Bq_YljcDKj9NW8I8OensE1ltdoHBPayg9D9ApAQ7RRY4xX55kEIC870rlM8ghmbhTicW6Dd5SpX9 xn5wfzbEJF3BYXT4OcIGF6o4aqyqCl5Bc7XzTExUj0ESIxZz6AgrIcdwi2N0qcO9oBy8lMZA8UiZ WABPo_8M5Bd_jxcwYiBEYY.V3EMpisiFpZN9d8wP3XdJLuMRH5_z4ezpdQV3e.WuHJ8Ox_5ABNYj UMZ7wvP0lLQ0Ku0ASAimWDb62MlwTf71VT8hcYRYe3ZWTElWFmFwGxv3mNUjleKWFMoG9HP8WWvp oJJFyi2o1pz_6ZCvqANJEbMT3MW0MCS_VWbJ_.A-- X-Sonic-MF: X-Sonic-ID: 2fe4db44-1578-44cb-9496-8fe06e5e3364 Received: from sonic.gate.mail.ne1.yahoo.com by sonic306.consmr.mail.ir2.yahoo.com with HTTP; Mon, 8 Apr 2024 13:12:17 +0000 Received: by hermes--production-ir2-7bc88bfc75-dw7mr (Yahoo Inc. Hermes SMTP Server) with ESMTPA ID 59c365063f9e49f59ed2bde7fae5294a; Mon, 08 Apr 2024 12:51:57 +0000 (UTC) Message-ID: Date: Mon, 8 Apr 2024 14:51:55 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird To: miguel.ojeda.sandonis@gmail.com, tglx@linutronix.de, x86@kernel.org, mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com, david@readahead.eu, sergio.collado@gmail.com Cc: davidgow@google.com, hpa@zytor.com, john.m.baublitz@gmail.com, linux-kernel@vger.kernel.org, mhiramat@kernel.org, mingo@kernel.org, rust-for-linux@vger.kernel.org References: Subject: Re: [PATCH] x86/insn_decoder_test: allow longer symbol-names Content-Language: en-US From: Danilo Krummrich In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Mailer: WebService/1.1.22205 mail.backend.jedi.jws.acl:role.jedi.acl.token.atz.jws.hermes.yahoo On 2/20/24 18:07, Miguel Ojeda wrote: > > On Fri, Jan 27, 2023 at 11:39 AM David Rheinsberg wrote: >> >> The current workaround is to just disable CONFIG_X86_DECODER_SELFTEST, which I thought is a sad state. I can gladly use `256 + KSYM_NAME_LEN` and add a comment ala "room for insn-encoding and a symbol name". Would that be acceptable? The alternative would be to try to dyn-alloc a buffer and increase it to the actual line-length? > > John independently hit this issue again. Could we fix this? Going for > the `256 + KSYM_NAME_LEN` sounds good enough for the moment since it > would be a clear improvement, though I agree this could be cleaned up > further. I hit this independently as well. Miguel pointed me on this mail thread when I sent another fix for this in [1]. > > Sergio took the approach David suggested in a related patch [1], but > perhaps it is best to submit the fix on its own so that it is easier > to put it in. David, would you be so kind as to submit a v2 with that? > Hopefully x86 can pick it up, otherwise with an Acked-by I am happy to > take it too; and then Sergio can submit his patch on top again. Sergio, David: Do you intend to follow up on this? Otherwise, I can also pick this up and re-submit. - Danilo > > Thanks! > > (Cc'ing also Masami who wrote this originally) > > [1] https://lore.kernel.org/rust-for-linux/20231119180145.157455-1-sergio.collado@gmail.com/ > > Cheers, > Miguel [1] https://lore.kernel.org/rust-for-linux/20240325174924.95899-2-dakr@redhat.com/