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From: Michal Hocko <mhocko@kernel.org>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Vlastimil Babka <vbabka@suse.cz>,
	Ben Hutchings <ben@decadent.org.uk>, Willy Tarreau <w@1wt.eu>,
	Oleg Nesterov <oleg@redhat.com>, Rik van Riel <riel@redhat.com>,
	LKML <linux-kernel@vger.kernel.org>,
	linux-mm <linux-mm@kvack.org>
Subject: Re: [PATCH] mm: mm, mmap: do not blow on PROT_NONE MAP_FIXED holes in the stack
Date: Wed, 5 Jul 2017 20:53:02 +0200	[thread overview]
Message-ID: <20170705185302.GA24733@dhcp22.suse.cz> (raw)
In-Reply-To: <CA+55aFz74mtKc7FqH6WttqNbJinV199zzM1BGFPG+Y9aN445OA@mail.gmail.com>

On Wed 05-07-17 11:35:51, Linus Torvalds wrote:
> On Wed, Jul 5, 2017 at 11:28 AM, Michal Hocko <mhocko@kernel.org> wrote:
> >
> > Dohh, that was on mmotm which has a clean up by Oleg which reorganizes
> > the code a bit. This is on top of the current master
> 
> Oh, ok. I think I know which patch from Oleg you're talking about.
> 
> Since I do want that patch too, and since I'd hate to cause
> unnecessary merge conflicts in this area, how about we just plan on
> letting your original patch (on top of Oleg's) go through Andrew and
> the -mm tree? I'll get it that way, and it's not like this is
> timing-critical.

That would lead to conflicts when backporting to stable trees though
which is quite annoying as well and arguably slightly more annoying than
resolving this in mmotm. I can help to rebase Oleg's patch on top of
mine which is not a stable material.
-- 
Michal Hocko
SUSE Labs

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WARNING: multiple messages have this Message-ID (diff)
From: Michal Hocko <mhocko@kernel.org>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Vlastimil Babka <vbabka@suse.cz>,
	Ben Hutchings <ben@decadent.org.uk>, Willy Tarreau <w@1wt.eu>,
	Oleg Nesterov <oleg@redhat.com>, Rik van Riel <riel@redhat.com>,
	LKML <linux-kernel@vger.kernel.org>,
	linux-mm <linux-mm@kvack.org>
Subject: Re: [PATCH] mm: mm, mmap: do not blow on PROT_NONE MAP_FIXED holes in the stack
Date: Wed, 5 Jul 2017 20:53:02 +0200	[thread overview]
Message-ID: <20170705185302.GA24733@dhcp22.suse.cz> (raw)
In-Reply-To: <CA+55aFz74mtKc7FqH6WttqNbJinV199zzM1BGFPG+Y9aN445OA@mail.gmail.com>

On Wed 05-07-17 11:35:51, Linus Torvalds wrote:
> On Wed, Jul 5, 2017 at 11:28 AM, Michal Hocko <mhocko@kernel.org> wrote:
> >
> > Dohh, that was on mmotm which has a clean up by Oleg which reorganizes
> > the code a bit. This is on top of the current master
> 
> Oh, ok. I think I know which patch from Oleg you're talking about.
> 
> Since I do want that patch too, and since I'd hate to cause
> unnecessary merge conflicts in this area, how about we just plan on
> letting your original patch (on top of Oleg's) go through Andrew and
> the -mm tree? I'll get it that way, and it's not like this is
> timing-critical.

That would lead to conflicts when backporting to stable trees though
which is quite annoying as well and arguably slightly more annoying than
resolving this in mmotm. I can help to rebase Oleg's patch on top of
mine which is not a stable material.
-- 
Michal Hocko
SUSE Labs

  reply	other threads:[~2017-07-05 18:53 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-07-05 16:56 [PATCH] mm: mm, mmap: do not blow on PROT_NONE MAP_FIXED holes in the stack Michal Hocko
2017-07-05 16:56 ` Michal Hocko
2017-07-05 17:43 ` Linus Torvalds
2017-07-05 17:43   ` Linus Torvalds
2017-07-05 18:28   ` Michal Hocko
2017-07-05 18:28     ` Michal Hocko
2017-07-05 18:35     ` Linus Torvalds
2017-07-05 18:35       ` Linus Torvalds
2017-07-05 18:53       ` Michal Hocko [this message]
2017-07-05 18:53         ` Michal Hocko
2017-07-05 19:10         ` Michal Hocko
2017-07-05 19:10           ` Michal Hocko
2017-07-05 19:15         ` Linus Torvalds
2017-07-05 19:15           ` Linus Torvalds
2017-07-05 19:17           ` Willy Tarreau
2017-07-05 19:17             ` Willy Tarreau
2017-07-05 21:18     ` Andrew Morton
2017-07-05 21:18       ` Andrew Morton
2017-07-05 21:41       ` Linus Torvalds
2017-07-05 21:41         ` Linus Torvalds
2017-07-06  6:47       ` Michal Hocko
2017-07-06  6:47         ` Michal Hocko

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