From owner-svn-src-head@freebsd.org Wed Jul 31 19:52:07 2019 Return-Path: Delivered-To: svn-src-head@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 9AC7CA725B; Wed, 31 Jul 2019 19:52:07 +0000 (UTC) (envelope-from bdrewery@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [96.47.72.132]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "freefall.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 45zPFz3hkPz4GMb; Wed, 31 Jul 2019 19:52:07 +0000 (UTC) (envelope-from bdrewery@FreeBSD.org) Received: from mail.xzibition.com (unknown [127.0.1.132]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by freefall.freebsd.org (Postfix) with ESMTPS id 2F6D6DD0F; Wed, 31 Jul 2019 19:52:07 +0000 (UTC) (envelope-from bdrewery@FreeBSD.org) Received: from mail.xzibition.com (localhost [172.31.3.2]) by mail.xzibition.com (Postfix) with ESMTP id 413481538C; Wed, 31 Jul 2019 19:52:06 +0000 (UTC) X-Virus-Scanned: amavisd-new at mail.xzibition.com Received: from mail.xzibition.com ([172.31.3.2]) by mail.xzibition.com (mail.xzibition.com [172.31.3.2]) (amavisd-new, port 10026) with LMTP id eIh8ni_eUnJx; Wed, 31 Jul 2019 19:52:03 +0000 (UTC) Subject: Re: svn commit: r350005 - head/sys/kern DKIM-Filter: OpenDKIM Filter v2.10.3 mail.xzibition.com 07D1E15385 To: Konstantin Belousov Cc: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org References: <201907151918.x6FJIPFo077975@repo.freebsd.org> <20190730231256.GL2731@kib.kiev.ua> <20190730232714.GM2731@kib.kiev.ua> <5d3ffe05-58f3-ea26-13ed-51cdcd1deeaa@FreeBSD.org> <20190731051452.GN2731@kib.kiev.ua> <46c7a7bc-29ec-6176-0ede-96ac91984589@FreeBSD.org> <20190731194252.GO2731@kib.kiev.ua> From: Bryan Drewery Openpgp: preference=signencrypt Autocrypt: addr=bdrewery@FreeBSD.org; 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Intel Mac OS X 10.13; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: <20190731194252.GO2731@kib.kiev.ua> Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="I6yGNG63gVSSbsCdCYtonEzBGlneRWRxu" X-Rspamd-Queue-Id: 45zPFz3hkPz4GMb X-Spamd-Bar: / Authentication-Results: mx1.freebsd.org; none X-Spamd-Result: default: False [0.04 / 15.00]; ASN(0.00)[asn:11403, ipnet:96.47.64.0/20, country:US]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_SPAM_SHORT(0.04)[0.035,0] X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 31 Jul 2019 19:52:07 -0000 This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --I6yGNG63gVSSbsCdCYtonEzBGlneRWRxu Content-Type: multipart/mixed; boundary="zfMwmzsDNvVF8e5UjDAdbGjinUa1GeAHQ"; protected-headers="v1" From: Bryan Drewery To: Konstantin Belousov Cc: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Message-ID: Subject: Re: svn commit: r350005 - head/sys/kern References: <201907151918.x6FJIPFo077975@repo.freebsd.org> <20190730231256.GL2731@kib.kiev.ua> <20190730232714.GM2731@kib.kiev.ua> <5d3ffe05-58f3-ea26-13ed-51cdcd1deeaa@FreeBSD.org> <20190731051452.GN2731@kib.kiev.ua> <46c7a7bc-29ec-6176-0ede-96ac91984589@FreeBSD.org> <20190731194252.GO2731@kib.kiev.ua> In-Reply-To: <20190731194252.GO2731@kib.kiev.ua> --zfMwmzsDNvVF8e5UjDAdbGjinUa1GeAHQ Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable On 7/31/19 12:42 PM, Konstantin Belousov wrote: > On Wed, Jul 31, 2019 at 10:08:39AM -0700, Bryan Drewery wrote: >> On 7/30/19 10:14 PM, Konstantin Belousov wrote: >>> No, you should create a situation where the python process ends the e= ndless >>> loop, as reported. Then, it should become killable by 9 with the fir= st >>> chunk only applied. >>> >> >> I don't have an easy way to test that. kill -9 inside the loop didn't >> work. Once the loop ended the process was done; it is very short lived= >> and the calling code is buried in Python I think. > With only the umtxq_check_susp() chunk applied, you would wait for > python to start looping, then verify that kill -9 works. >=20 > Anyway, I believe that the change is correct, and put the review at > https://reviews.freebsd.org/D21124. I will commit after it get some > sanity checking by mentioned people. >=20 Right. I did that earlier and it did not work. I can try again shortly. --=20 Regards, Bryan Drewery --zfMwmzsDNvVF8e5UjDAdbGjinUa1GeAHQ-- --I6yGNG63gVSSbsCdCYtonEzBGlneRWRxu Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEE+Rc8ssOq6npcih8JNddxu25Gl88FAl1B8WEACgkQNddxu25G l8+CDQf/ct3ZkblqFZjQh/iI2n4IjyCIcBzpeELKXOB23+J8lkAYp7CUlojQkEj/ ILqsj6EEMT5I2jbky7fZ3818dathQP5KvkfcByz4vhmpX7EFdKp82ylkxrR9rs1N 42i7VOPj67dtS9py6Dss8od7pMVWTPoyuZ6IsCI+pLTglzsS8E0arNieoPDXt65X zO8PFVPlq5nbZdXojUmfkBbDhhMBuvpJvDNrkLDjc557aTtuzVOIGAC4Yj77GQFA fzFeggYtUfOGfBSiIkL89cycjQ9qe3kiXoWd2uesr806kuilG/iOITuPrfQ4f+kz Of9dEM3Q0EY1e9S/C5XyQxDfUt4Jkw== =6vY7 -----END PGP SIGNATURE----- --I6yGNG63gVSSbsCdCYtonEzBGlneRWRxu--