From: walken@google.com
To: Davidlohr Bueso <davidlohr@hp.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Ingo Molnar <mingo@kernel.org>,
Michel Lespinasse <walken@google.com>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Rik van Riel <riel@redhat.com>,
Tim Chen <tim.c.chen@linux.intel.com>,
aswin@hp.com, linux-mm <linux-mm@kvack.org>,
linux-kernel@vger.kernel.org, Vlastimil Babka <vbabka@suse.cz>
Subject: Re: [PATCH 2/3] mm/mlock: prepare params outside critical region
Date: Wed, 23 Oct 2013 02:33:52 -0700 [thread overview]
Message-ID: <20131023093352.GB2862@localhost> (raw)
In-Reply-To: <1382057438-3306-3-git-send-email-davidlohr@hp.com>
On Thu, Oct 17, 2013 at 05:50:37PM -0700, Davidlohr Bueso wrote:
> All mlock related syscalls prepare lock limits, lengths and
> start parameters with the mmap_sem held. Move this logic
> outside of the critical region. For the case of mlock, continue
> incrementing the amount already locked by mm->locked_vm with
> the rwsem taken.
>
> Signed-off-by: Davidlohr Bueso <davidlohr@hp.com>
> Cc: Michel Lespinasse <walken@google.com>
> Cc: Vlastimil Babka <vbabka@suse.cz>
Reviewed-by: Michel Lespinasse <walken@google.com>
--
Michel "Walken" Lespinasse
A program is never fully debugged until the last user dies.
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next prev parent reply other threads:[~2013-10-23 9:33 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-18 0:50 [PATCH 0/3] mm,vdso: preallocate new vmas Davidlohr Bueso
2013-10-18 0:50 ` [PATCH 1/3] mm: add mlock_future_check helper Davidlohr Bueso
2013-10-23 9:30 ` walken
2013-10-18 0:50 ` [PATCH 2/3] mm/mlock: prepare params outside critical region Davidlohr Bueso
2013-10-23 9:33 ` walken [this message]
2013-10-23 9:46 ` Vlastimil Babka
2013-10-18 0:50 ` [PATCH 3/3] vdso: preallocate new vmas Davidlohr Bueso
2013-10-18 1:17 ` Linus Torvalds
2013-10-18 5:59 ` Richard Weinberger
2013-10-18 6:05 ` [PATCH 4/3] x86/vdso: Optimize setup_additional_pages() Ingo Molnar
2013-10-21 3:52 ` Davidlohr Bueso
2013-10-21 5:27 ` Ingo Molnar
2013-10-21 3:26 ` [PATCH 3/3] vdso: preallocate new vmas Davidlohr Bueso
2013-10-23 9:53 ` walken
2013-10-25 0:55 ` Davidlohr Bueso
2013-10-22 15:48 ` [PATCH 0/3] mm,vdso: " walken
2013-10-22 16:20 ` Linus Torvalds
2013-10-22 17:04 ` Michel Lespinasse
2013-10-22 17:54 ` Andy Lutomirski
2013-10-23 10:13 ` Michel Lespinasse
2013-10-23 21:42 ` Andy Lutomirski
2013-10-23 2:46 ` Davidlohr Bueso
2013-11-05 0:39 ` Davidlohr Bueso
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