From: Greg KH <gregkh@linuxfoundation.org>
To: "Matthew Wilcox (Oracle)" <willy@infradead.org>
Cc: stable@vger.kernel.org
Subject: Re: [5.4 PATCH 0/4] Fix a CONFIG_READ_ONLY_THP_FOR_FS bug
Date: Tue, 8 Jun 2021 16:58:47 +0200 [thread overview]
Message-ID: <YL+Fp7LjV8SHcq4T@kroah.com> (raw)
In-Reply-To: <20210607200845.3860579-1-willy@infradead.org>
On Mon, Jun 07, 2021 at 09:08:41PM +0100, Matthew Wilcox (Oracle) wrote:
> This experimental feature has had a few bugs, but it has enough of
> a performance effect that customers are actually asking for it to be
> enabled. So we should apply this upstream bugfix that needs a little
> massaging to backport. The first three patches enable the fix in the
> fourth patch. I've run the XArray test-suite after applying these
> patches, and it continues to pass.
>
> Matthew Wilcox (Oracle) (4):
> mm: add thp_order
> XArray: add xa_get_order
> XArray: add xas_split
> mm/filemap: fix storing to a THP shadow entry
>
> Documentation/core-api/xarray.rst | 16 ++-
> include/linux/huge_mm.h | 19 +++
> include/linux/xarray.h | 22 ++++
> lib/test_xarray.c | 65 ++++++++++
> lib/xarray.c | 208 ++++++++++++++++++++++++++++--
> mm/filemap.c | 37 ++++--
> 6 files changed, 342 insertions(+), 25 deletions(-)
>
> --
> 2.30.2
>
Now queued up, thanks.
greg k-h
prev parent reply other threads:[~2021-06-08 14:58 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-07 20:08 [5.4 PATCH 0/4] Fix a CONFIG_READ_ONLY_THP_FOR_FS bug Matthew Wilcox (Oracle)
2021-06-07 20:08 ` [PATCH 1/4] mm: add thp_order Matthew Wilcox (Oracle)
2021-06-07 20:08 ` [PATCH 2/4] XArray: add xa_get_order Matthew Wilcox (Oracle)
2021-06-07 20:08 ` [PATCH 3/4] XArray: add xas_split Matthew Wilcox (Oracle)
2021-06-07 20:08 ` [PATCH 4/4] mm/filemap: fix storing to a THP shadow entry Matthew Wilcox (Oracle)
2021-06-08 14:58 ` Greg KH [this message]
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