From: "Kirill A. Shutemov" <kirill@shutemov.name>
To: Larry Bassel <larry.bassel@oracle.com>
Cc: mike.kravetz@oracle.com, willy@infradead.org,
dan.j.williams@intel.com, linux-mm@kvack.org,
linux-kernel@vger.kernel.org, linux-nvdimm@lists.01.org
Subject: Re: [PATCH, RFC 0/2] Share PMDs for FS/DAX on x86
Date: Tue, 14 May 2019 15:28:20 +0300 [thread overview]
Message-ID: <20190514122820.26zddpb27uxgrwzp@box> (raw)
In-Reply-To: <1557417933-15701-1-git-send-email-larry.bassel@oracle.com>
On Thu, May 09, 2019 at 09:05:31AM -0700, Larry Bassel wrote:
> This patchset implements sharing of page table entries pointing
> to 2MiB pages (PMDs) for FS/DAX on x86.
-EPARSE.
How do you share entries? Entries do not take any space, page tables that
cointain these entries do.
Have you checked if the patch makes memory consumption any better. I have
doubts in it.
next prev parent reply other threads:[~2019-05-14 13:16 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-09 16:05 [PATCH, RFC 0/2] Share PMDs for FS/DAX on x86 Larry Bassel
2019-05-09 16:05 ` [PATCH, RFC 1/2] Add config option to enable FS/DAX PMD sharing Larry Bassel
2019-05-10 16:32 ` Elliott, Robert (Servers)
2019-05-10 18:14 ` Dan Williams
2019-05-09 16:05 ` [PATCH, RFC 2/2] Implement sharing/unsharing of PMDs for FS/DAX Larry Bassel
2019-05-09 16:49 ` Matthew Wilcox
2019-05-10 16:16 ` Larry Bassel
2019-05-10 22:45 ` Mike Kravetz
2019-05-14 13:01 ` Kirill A. Shutemov
2019-05-24 16:07 ` Larry Bassel
2019-05-24 17:02 ` Dan Williams
2019-06-12 2:07 ` Kirill A. Shutemov
2019-05-14 12:28 ` Kirill A. Shutemov [this message]
2019-05-14 16:09 ` [PATCH, RFC 0/2] Share PMDs for FS/DAX on x86 Larry Bassel
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