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From: Konstantin Osipov <kostja.osipov@gmail.com>
To: Cyrill Gorcunov <gorcunov@gmail.com>
Cc: tml <tarantool-patches@dev.tarantool.org>,
	Vladislav Shpilevoy <v.shpilevoy@tarantool.org>
Subject: Re: [Tarantool-patches] [PATCH v8 2/2] fiber: leak slab if unable to bring prots back
Date: Fri, 14 Feb 2020 17:29:19 +0300	[thread overview]
Message-ID: <20200214142919.GB10968@atlas> (raw)
In-Reply-To: <20200214142220.GY21061@uranus>

* Cyrill Gorcunov <gorcunov@gmail.com> [20/02/14 17:22]:
> On Fri, Feb 14, 2020 at 05:17:04PM +0300, Konstantin Osipov wrote:
> > > 
> > > In future (hopefully near one) we plan to drop
> > > guard pages to prevent VMA fracturing and use
> > > stack marks instead.
> > 
> > Seriously, let's have some decency, first we pushed an optional
> > feature and then it broke and you're suggestinga hot fix that leaks 
> > memory.
> > 
> > What's the issue with disabling the broken feature?
> 
> As far as I understand we gonna drop guard pages for release
> builds only, for debug builds it will be with us, no?

Panic in debug is ok.

-- 
Konstantin Osipov, Moscow, Russia

  reply	other threads:[~2020-02-14 14:29 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-02-14 13:22 [Tarantool-patches] [PATCH v8 0/2] fiber: Handle stack madvise/mprotect errors Cyrill Gorcunov
2020-02-14 13:22 ` [Tarantool-patches] [PATCH v8 1/2] fiber: set diagnostics at madvise/mprotect failure Cyrill Gorcunov
2020-02-20 21:30   ` Vladislav Shpilevoy
2020-02-14 13:22 ` [Tarantool-patches] [PATCH v8 2/2] fiber: leak slab if unable to bring prots back Cyrill Gorcunov
2020-02-14 14:17   ` Konstantin Osipov
2020-02-14 14:22     ` Cyrill Gorcunov
2020-02-14 14:29       ` Konstantin Osipov [this message]
2020-02-14 14:31         ` Cyrill Gorcunov
2020-02-20 21:00           ` Alexander Turenko
2020-02-21  7:15             ` Konstantin Osipov
2020-02-24 19:25 ` [Tarantool-patches] [PATCH v8 0/2] fiber: Handle stack madvise/mprotect errors Kirill Yukhin
2020-02-24 19:31   ` Cyrill Gorcunov

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