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From: Linus Torvalds <torvalds@linux-foundation.org>
To: Andrea Arcangeli <aarcange@redhat.com>
Cc: qemu-devel@nongnu.org, KVM list <kvm@vger.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	linux-mm <linux-mm@kvack.org>,
	Linux API <linux-api@vger.kernel.org>,
	Andres Lagar-Cavilla <andreslc@google.com>,
	Dave Hansen <dave@sr71.net>, Paolo Bonzini <pbonzini@redhat.com>,
	Rik van Riel <riel@redhat.com>, Mel Gorman <mgorman@suse.de>,
	Andy Lutomirski <luto@amacapital.net>,
	Andrew Morton <akpm@linux-foundation.org>,
	Sasha Levin <sasha.levin@oracle.com>,
	Hugh Dickins <hughd@google.com>,
	Peter Feiner <pfeiner@google.com>,
	"\\Dr. David Alan Gilbert\\" <dgilbert@redhat.com>,
	Christopher Covington <cov@codeaurora.org>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Android Kernel Team <kernel-team@android.com>,
	Robert Love <rlove@google.com>,
	Dmitry Adamushko <dmitry.adamushko@gmail.com>,
	Neil Brown <neilb@suse.de>, Mike Hommey <mh@glandium.org>,
	Taras Glek <tglek@mozilla.com>, Jan Kara <jack@suse.cz>,
	KOSAKI Motohiro <kosaki.motohiro@gmail.com>,
	Michel Lespinasse <walken@google.com>,
	Minchan Kim <minchan@kernel.org>,
	Keith Packard <keithp@keithp.com>,
	"Huangpeng (Peter)" <peter.huangpeng@huawei.com>,
	Isaku Yamahata <yamahata@valinux.co.jp>,
	Anthony Liguori <anthony@codemonkey.ws>,
	Stefan Hajnoczi <stefanha@gmail.com>,
	Wenchao Xia <wenchaoqemu@gmail.com>,
	Andrew Jones <drjones@redhat.com>,
	Juan Quintela <quintela@redhat.com>
Subject: Re: [PATCH 01/17] mm: gup: add FOLL_TRIED
Date: Fri, 3 Oct 2014 11:15:28 -0700	[thread overview]
Message-ID: <CA+55aFwEO9=ieSb0uipfQ+qP9nP1ps=NCTe0HL9arK1cRYaJPg@mail.gmail.com> (raw)
In-Reply-To: <1412356087-16115-2-git-send-email-aarcange@redhat.com>

This needs more explanation than that one-liner comment. Make the
commit message explain why the new FOLL_TRIED flag exists.

      Linus

On Fri, Oct 3, 2014 at 10:07 AM, Andrea Arcangeli <aarcange@redhat.com> wrote:
> From: Andres Lagar-Cavilla <andreslc@google.com>
>
> Reviewed-by: Radim Krčmář <rkrcmar@redhat.com>
> Signed-off-by: Andres Lagar-Cavilla <andreslc@google.com>
> Signed-off-by: Andrea Arcangeli <aarcange@redhat.com>

  reply	other threads:[~2014-10-03 18:15 UTC|newest]

Thread overview: 71+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-10-03 17:07 [PATCH 00/17] RFC: userfault v2 Andrea Arcangeli
2014-10-03 17:07 ` [PATCH 01/17] mm: gup: add FOLL_TRIED Andrea Arcangeli
2014-10-03 18:15   ` Linus Torvalds [this message]
2014-10-03 20:55     ` Paolo Bonzini
2014-10-03 17:07 ` [PATCH 02/17] mm: gup: add get_user_pages_locked and get_user_pages_unlocked Andrea Arcangeli
2014-10-03 17:07 ` [PATCH 03/17] mm: gup: use get_user_pages_unlocked within get_user_pages_fast Andrea Arcangeli
2014-10-03 17:07 ` [PATCH 04/17] mm: gup: make get_user_pages_fast and __get_user_pages_fast latency conscious Andrea Arcangeli
2014-10-03 18:23   ` Linus Torvalds
2014-10-06 14:14     ` Andrea Arcangeli
2014-10-03 17:07 ` [PATCH 05/17] mm: gup: use get_user_pages_fast and get_user_pages_unlocked Andrea Arcangeli
2014-10-03 17:07 ` [PATCH 06/17] kvm: Faults which trigger IO release the mmap_sem Andrea Arcangeli
2014-10-03 17:07 ` [PATCH 07/17] mm: madvise MADV_USERFAULT: prepare vm_flags to allow more than 32bits Andrea Arcangeli
2014-10-07  9:03   ` Kirill A. Shutemov
2014-11-06 20:08   ` Konstantin Khlebnikov
2014-10-03 17:07 ` [PATCH 08/17] mm: madvise MADV_USERFAULT Andrea Arcangeli
2014-10-03 23:13   ` Mike Hommey
2014-10-06 17:24     ` Andrea Arcangeli
2014-10-07 10:36   ` Kirill A. Shutemov
2014-10-07 10:46     ` Dr. David Alan Gilbert
2014-10-07 10:52       ` [Qemu-devel] " Kirill A. Shutemov
2014-10-07 11:01         ` Dr. David Alan Gilbert
2014-10-07 11:30           ` Kirill A. Shutemov
2014-10-07 13:24     ` Andrea Arcangeli
2014-10-07 15:21       ` Kirill A. Shutemov
2014-10-03 17:07 ` [PATCH 09/17] mm: PT lock: export double_pt_lock/unlock Andrea Arcangeli
2014-10-03 17:08 ` [PATCH 10/17] mm: rmap preparation for remap_anon_pages Andrea Arcangeli
2014-10-03 18:31   ` Linus Torvalds
2014-10-06  8:55     ` Dr. David Alan Gilbert
2014-10-06 16:41       ` Andrea Arcangeli
2014-10-07 12:47         ` Linus Torvalds
2014-10-07 14:19           ` Andrea Arcangeli
2014-10-07 15:52             ` Andrea Arcangeli
2014-10-07 15:54               ` Andy Lutomirski
2014-10-07 16:13               ` Peter Feiner
2014-10-07 16:56             ` Linus Torvalds
2014-10-07 17:07           ` Dr. David Alan Gilbert
2014-10-07 17:14             ` Paolo Bonzini
2014-10-07 17:25               ` Dr. David Alan Gilbert
2014-10-07 11:10   ` [Qemu-devel] " Kirill A. Shutemov
2014-10-07 13:37     ` Andrea Arcangeli
2014-10-03 17:08 ` [PATCH 11/17] mm: swp_entry_swapcount Andrea Arcangeli
2014-10-03 17:08 ` [PATCH 12/17] mm: sys_remap_anon_pages Andrea Arcangeli
2014-10-04 13:13   ` Andi Kleen
2014-10-06 17:00     ` Andrea Arcangeli
2014-10-03 17:08 ` [PATCH 13/17] waitqueue: add nr wake parameter to __wake_up_locked_key Andrea Arcangeli
2014-10-03 17:08 ` [PATCH 14/17] userfaultfd: add new syscall to provide memory externalization Andrea Arcangeli
2014-10-03 17:08 ` [PATCH 15/17] userfaultfd: make userfaultfd_write non blocking Andrea Arcangeli
2014-10-03 17:08 ` [PATCH 16/17] powerpc: add remap_anon_pages and userfaultfd Andrea Arcangeli
2014-10-03 17:08 ` [PATCH 17/17] userfaultfd: implement USERFAULTFD_RANGE_REGISTER|UNREGISTER Andrea Arcangeli
2014-10-27  9:32 ` [PATCH 00/17] RFC: userfault v2 zhanghailiang
2014-10-29 17:46   ` Andrea Arcangeli
2014-10-29 17:56     ` [Qemu-devel] " Peter Maydell
2014-11-21 20:14       ` Andrea Arcangeli
2014-11-21 23:05         ` Peter Maydell
2014-11-25 19:45           ` Andrea Arcangeli
2014-10-30 11:31     ` zhanghailiang
2014-10-30 12:49       ` Dr. David Alan Gilbert
2014-10-31  1:26         ` zhanghailiang
2014-11-19 18:49           ` Andrea Arcangeli
2014-11-20  2:54             ` zhanghailiang
2014-11-20 17:38               ` Andrea Arcangeli
2014-11-21  7:19                 ` zhanghailiang
2014-10-31  2:23       ` Peter Feiner
2014-10-31  3:29         ` zhanghailiang
2014-10-31  4:38           ` zhanghailiang
2014-10-31  5:17             ` Andres Lagar-Cavilla
2014-10-31  8:11               ` zhanghailiang
2014-10-31 19:39           ` Peter Feiner
2014-11-01  8:48             ` zhanghailiang
2014-11-20 17:29             ` Andrea Arcangeli
2014-11-12  7:18       ` zhanghailiang

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