From: Vivek Goyal <vgoyal@redhat.com>
To: linux-fsdevel@vger.kernel.org, linux-nvdimm@lists.01.org,
hch@infradead.org, dan.j.williams@intel.com
Cc: david@fromorbit.com, dm-devel@redhat.com
Subject: Re: [PATCH v6 0/6] dax/pmem: Provide a dax operation to zero page range
Date: Tue, 10 Mar 2020 08:18:32 -0400 [thread overview]
Message-ID: <20200310121832.GA38440@redhat.com> (raw)
In-Reply-To: <20200228163456.1587-1-vgoyal@redhat.com>
On Fri, Feb 28, 2020 at 11:34:50AM -0500, Vivek Goyal wrote:
> Hi,
>
> This is V6 of patches. These patches are also available at.
Hi Dan,
Ping. Does this patch series look fine to you?
Vivek
>
> Changes since V5:
>
> - Dan Williams preferred ->zero_page_range() to only accept PAGE_SIZE
> aligned request and clear poison only on page size aligned zeroing. So
> I changed it accordingly.
>
> - Dropped all the modifications which were required to support arbitrary
> range zeroing with-in a page.
>
> - This patch series also fixes the issue where "truncate -s 512 foo.txt"
> will fail if first sector of file is poisoned. Currently it succeeds
> and filesystem expectes whole of the filesystem block to be free of
> poison at the end of the operation.
>
> Christoph, I have dropped your Reviewed-by tag on 1-2 patches because
> these patches changed substantially. Especially signature of of
> dax zero_page_range() helper.
>
> Thanks
> Vivek
>
> Vivek Goyal (6):
> pmem: Add functions for reading/writing page to/from pmem
> dax, pmem: Add a dax operation zero_page_range
> s390,dcssblk,dax: Add dax zero_page_range operation to dcssblk driver
> dm,dax: Add dax zero_page_range operation
> dax: Use new dax zero page method for zeroing a page
> dax,iomap: Add helper dax_iomap_zero() to zero a range
>
> drivers/dax/super.c | 20 ++++++++
> drivers/md/dm-linear.c | 18 +++++++
> drivers/md/dm-log-writes.c | 17 ++++++
> drivers/md/dm-stripe.c | 23 +++++++++
> drivers/md/dm.c | 30 +++++++++++
> drivers/nvdimm/pmem.c | 97 ++++++++++++++++++++++-------------
> drivers/s390/block/dcssblk.c | 15 ++++++
> fs/dax.c | 59 ++++++++++-----------
> fs/iomap/buffered-io.c | 9 +---
> include/linux/dax.h | 21 +++-----
> include/linux/device-mapper.h | 3 ++
> 11 files changed, 221 insertions(+), 91 deletions(-)
>
> --
> 2.20.1
>
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next prev parent reply other threads:[~2020-03-10 12:18 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-28 16:34 [PATCH v6 0/6] dax/pmem: Provide a dax operation to zero page range Vivek Goyal
2020-02-28 16:34 ` [PATCH v6 1/6] pmem: Add functions for reading/writing page to/from pmem Vivek Goyal
2020-02-29 8:04 ` Pankaj Gupta
2020-03-04 16:16 ` Christoph Hellwig
2020-03-04 18:44 ` Vivek Goyal
2020-02-28 16:34 ` [PATCH v6 2/6] dax, pmem: Add a dax operation zero_page_range Vivek Goyal
2020-02-29 9:21 ` Pankaj Gupta
2020-02-28 16:34 ` [PATCH v6 3/6] s390,dcssblk,dax: Add dax zero_page_range operation to dcssblk driver Vivek Goyal
2020-02-28 16:34 ` [PATCH v6 4/6] dm,dax: Add dax zero_page_range operation Vivek Goyal
2020-03-31 19:34 ` Dan Williams
2020-04-03 0:49 ` Dan Williams
2020-04-03 1:02 ` Mike Snitzer
2020-02-28 16:34 ` [PATCH v6 5/6] dax: Use new dax zero page method for zeroing a page Vivek Goyal
2020-02-28 16:34 ` [PATCH v6 6/6] dax,iomap: Add helper dax_iomap_zero() to zero a range Vivek Goyal
2020-02-29 9:16 ` [PATCH v6 0/6] dax/pmem: Provide a dax operation to zero page range Pankaj Gupta
2020-03-10 12:18 ` Vivek Goyal [this message]
2020-04-01 16:11 ` [PATCH v6 7/6] dax: Move mandatory ->zero_page_range() check in alloc_dax() Vivek Goyal
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