From: hev <r@hev.cc>
To: David Hildenbrand <david@redhat.com>
Cc: Peter Xu <peterx@redhat.com>,
Anatoly Pugachev <matorola@gmail.com>,
Thorsten Leemhuis <regressions@leemhuis.info>,
Sparc kernel list <sparclinux@vger.kernel.org>,
linux-mm <linux-mm@kvack.org>
Subject: Re: Test case for "mm/thp: carry over dirty bit when thp splits on pmd"
Date: Fri, 25 Nov 2022 19:35:40 +0800 [thread overview]
Message-ID: <CAHirt9hzmif4dyc5deGm=Ev+Ww12HoZOscY_6DnOGmG7AXZXMg@mail.gmail.com> (raw)
In-Reply-To: <06b0a108-0496-ad28-a88c-a4d2fd554ca8@redhat.com>
On Fri, Nov 25, 2022 at 7:17 PM David Hildenbrand <david@redhat.com> wrote:
>
> On 25.11.22 12:15, hev wrote:
> > Hi, David,
> >
> >>
> >> Just to ask again,
> >>
> >> is code like
> >> maybe_mkwrite(pte_mkdirty(entry), vma);
> >>
> >> Like we have in copy_present_page(), wp_page_reuse(), wp_page_copy() ...
> >> broken on LoongArch of the VMA lacks VM_WRITE?
> >
> > Sorry for the late reply. In this test case, The VMA doesn't lack VM_WRITE.
> >
>
> Let me ask again: is this a problem in all of the functions I mentioned
> above were we *could* lack VM_WRITE?
>
> Because that needs fixing independently of this issue here.
Oops. sorry I don't know.
Peter?
next prev parent reply other threads:[~2022-11-25 11:35 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CAHirt9gr7oL87co3y1hCs3Ux4utzFP5oj6GFOFMZuJR2Vv8+rA@mail.gmail.com>
2022-11-16 10:45 ` Anatoly Pugachev
2022-11-16 11:28 ` David Hildenbrand
2022-11-16 16:25 ` Peter Xu
2022-11-17 2:29 ` hev
2022-11-17 18:28 ` Peter Xu
2022-11-19 14:06 ` hev
2022-11-21 19:57 ` David Hildenbrand
2022-11-25 11:15 ` hev
2022-11-25 11:17 ` David Hildenbrand
2022-11-25 11:35 ` hev [this message]
2022-11-21 18:55 ` Peter Xu
2022-11-25 11:38 ` hev
2022-11-25 18:42 ` Peter Xu
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