From: Andrea Arcangeli <aarcange@redhat.com>
To: Pavel Emelyanov <xemul@parallels.com>
Cc: Linux MM <linux-mm@kvack.org>
Subject: Re: [PATCH] UserfaultFD: Rename uffd_api.bits into .features
Date: Thu, 7 May 2015 19:08:02 +0200 [thread overview]
Message-ID: <20150507170802.GI13098@redhat.com> (raw)
In-Reply-To: <554B82D4.4060809@parallels.com>
On Thu, May 07, 2015 at 06:20:52PM +0300, Pavel Emelyanov wrote:
> Yes. Longer message (type + 3 u64-s) and the ability to request for extra
> events is all I need. If you're OK with this being in the 0xAA API, then
This started from the request to get the full address (even if
personally I'm not convinced that the bits below PAGE_SHIFT can be
meaningful to userland) but I thought we could achieve both things and
hopefully this change is for the best.
Can you have a look at this and let me know if it looks ok?
http://git.kernel.org/cgit/linux/kernel/git/andrea/aa.git/commit/?h=userfault&id=d7ba2f23bb978820aa04f1e338789669eff33a7d
http://git.kernel.org/cgit/linux/kernel/git/andrea/aa.git/tree/fs/userfaultfd.c?h=userfault&id=d7ba2f23bb978820aa04f1e338789669eff33a7d
http://git.kernel.org/cgit/linux/kernel/git/andrea/aa.git/tree/include/uapi/linux/userfaultfd.h?h=userfault&id=d7ba2f23bb978820aa04f1e338789669eff33a7d
Thanks!
Andrea
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next prev parent reply other threads:[~2015-05-07 17:08 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-18 19:34 [PATCH 0/3] UserfaultFD: Extension for non cooperative uffd usage Pavel Emelyanov
2015-03-18 19:34 ` [PATCH 1/3] uffd: Tossing bits around Pavel Emelyanov
2015-03-18 19:35 ` [PATCH 2/3] uffd: Introduce the v2 API Pavel Emelyanov
2015-04-21 12:18 ` Andrea Arcangeli
2015-04-23 6:29 ` Pavel Emelyanov
2015-04-27 21:12 ` Andrea Arcangeli
2015-04-30 9:50 ` Pavel Emelyanov
2015-03-18 19:35 ` [PATCH 3/3] uffd: Introduce fork() notification Pavel Emelyanov
2015-04-21 12:02 ` [PATCH 0/3] UserfaultFD: Extension for non cooperative uffd usage Andrea Arcangeli
2015-04-23 6:34 ` Pavel Emelyanov
[not found] ` <20150427211650.GC24035@redhat.com>
2015-04-30 16:38 ` [PATCH] UserfaultFD: Rename uffd_api.bits into .features Pavel Emelyanov
2015-05-07 13:42 ` Andrea Arcangeli
2015-05-07 14:28 ` Pavel Emelyanov
2015-05-07 14:33 ` Andrea Arcangeli
2015-05-07 14:42 ` Pavel Emelyanov
2015-05-07 15:11 ` Andrea Arcangeli
2015-05-07 15:20 ` Pavel Emelyanov
2015-05-07 17:08 ` Andrea Arcangeli [this message]
2015-05-07 18:35 ` Pavel Emelyanov
2015-05-08 13:39 ` Pavel Emelyanov
2015-05-08 14:07 ` [PATCH] UserfaultFD: Fix stack corruption when zeroing uffd_msg Pavel Emelyanov
2015-05-08 17:54 ` Andrea Arcangeli
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