From: Takuya Yoshikawa <takuya.yoshikawa@gmail.com>
To: Avi Kivity <avi@redhat.com>
Cc: Gleb Natapov <gleb@redhat.com>, kvm@vger.kernel.org, mtosatti@redhat.com
Subject: Re: [PATCH unit-tests] Add async page fault test
Date: Wed, 9 May 2012 22:31:53 +0900 [thread overview]
Message-ID: <20120509223153.8686018d3a3eeca3d0c5644f@gmail.com> (raw)
In-Reply-To: <4FAA6F17.1070308@redhat.com>
On Wed, 09 May 2012 16:20:23 +0300
Avi Kivity <avi@redhat.com> wrote:
> > zap_page_range() actually frees these pages, no?
> >
> > Virtio balloon seems to rely on this.
> >
>
> The pages are removed from the user address space. But if they're not
> anonymous, the pages still live in the page cache.
Ah, about non-anonymous/file-backed case, I see.
Thanks,
Takuya
prev parent reply other threads:[~2012-05-09 13:31 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-08 11:24 [PATCH unit-tests] Add async page fault test Gleb Natapov
2012-05-09 8:29 ` Avi Kivity
2012-05-09 8:41 ` Gleb Natapov
2012-05-09 8:52 ` Avi Kivity
2012-05-09 8:59 ` Gleb Natapov
2012-05-09 13:18 ` Takuya Yoshikawa
2012-05-09 13:20 ` Avi Kivity
2012-05-09 13:31 ` Takuya Yoshikawa [this message]
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