From: "Daniel P. Berrange" <berrange@redhat.com>
To: "Marc-André Lureau" <marcandre.lureau@redhat.com>
Cc: qemu-devel@nongnu.org, pbonzini@redhat.com, ehabkost@redhat.com
Subject: Re: [Qemu-devel] [PATCH v5 4/6] memfd: add hugetlb support
Date: Mon, 23 Oct 2017 11:23:39 +0100 [thread overview]
Message-ID: <20171023102339.GF16472@redhat.com> (raw)
In-Reply-To: <20171023095910.23202-5-marcandre.lureau@redhat.com>
On Mon, Oct 23, 2017 at 10:59:08AM +0100, Marc-André Lureau wrote:
> Linux commit 749df87bd7bee5a79cef073f5d032ddb2b211de8 (v4.14-rc1)
> added a new flag MFD_HUGETLB to memfd_create() that specify the file
> to be created resides in the hugetlbfs filesystem. This is the
> generic hugetlbfs filesystem not associated with any specific mount
> point.
How do you know and/or control what size huge pages are used,
when the platform supports many sizes ?
Regards,
Daniel
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next prev parent reply other threads:[~2017-10-23 10:23 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-23 9:59 [Qemu-devel] [PATCH v5 0/6] Add memfd memory backend Marc-André Lureau
2017-10-23 9:59 ` [Qemu-devel] [PATCH v5 1/6] memfd: split qemu_memfd_alloc() Marc-André Lureau
2017-10-23 11:02 ` Philippe Mathieu-Daudé
2017-10-23 9:59 ` [Qemu-devel] [PATCH v5 2/6] memfd: remove needless include Marc-André Lureau
2017-10-23 10:59 ` Philippe Mathieu-Daudé
2017-10-23 9:59 ` [Qemu-devel] [PATCH v5 3/6] memfd: add error argument, instead of perror() Marc-André Lureau
2017-10-23 9:59 ` [Qemu-devel] [PATCH v5 4/6] memfd: add hugetlb support Marc-André Lureau
2017-10-23 10:23 ` Daniel P. Berrange [this message]
2017-10-23 11:27 ` Marc-André Lureau
2017-10-23 11:33 ` Daniel P. Berrange
2017-10-23 9:59 ` [Qemu-devel] [PATCH v5 5/6] Add memfd based hostmem Marc-André Lureau
2017-10-23 11:36 ` Daniel P. Berrange
2017-10-23 11:41 ` Marc-André Lureau
2017-10-23 11:47 ` Daniel P. Berrange
2017-10-23 9:59 ` [Qemu-devel] [PATCH v5 6/6] tests: use memfd in vhost-user-test Marc-André Lureau
2017-10-23 10:26 ` Daniel P. Berrange
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