Date: Fri, 12 Apr 2019 16:10:59 -0400 From: Tycho Nightingale <tychon@freebsd.org> To: Enji Cooper <yaneurabeya@gmail.com> Cc: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: Re: svn commit: r346150 - head/sys/vm Message-ID: <4DA68C34-12A0-4E62-B868-F7BE10CB06BD@freebsd.org> In-Reply-To: <94A39E35-A8E0-42A4-8467-096D4AAD0F89@gmail.com> References: <201904121246.x3CCkP2m027680@repo.freebsd.org> <94A39E35-A8E0-42A4-8467-096D4AAD0F89@gmail.com>
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> On Apr 12, 2019, at 12:43 PM, Enji Cooper <yaneurabeya@gmail.com> = wrote: >=20 >=20 >> On Apr 12, 2019, at 5:46 AM, Tycho Nightingale <tychon@FreeBSD.org> = wrote: >>=20 >> Author: tychon >> Date: Fri Apr 12 12:46:25 2019 >> New Revision: 346150 >> URL: https://svnweb.freebsd.org/changeset/base/346150 >>=20 >> Log: >> for a cache-only zone the destructor tries to destroy a non-existent = keg >>=20 >> Reviewed by: markj >> Sponsored by: Dell EMC Isilon >> Differential Revision: https://reviews.freebsd.org/D19835 >=20 >=20 > Hi Tycho! > Is the goal of this change to prevent a panic (with an = INVARIANTS kernel)? > Thank you! > -Enji Hi, The goal of this change is to fix a regression introduced in r343026. = It does cause a panic independent of INVARIANTS. Fortunately there = isn=E2=80=99t currently any in-tree code which triggers the panic. It = does however show up when running with the patch under review in D19845. Tycho
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