在 2022/9/15 2:15, Darrick J. Wong 写道:
On Wed, Sep 14, 2022 at 11:09:23AM -0700, Darrick J. Wong wrote:
On Wed, Sep 07, 2022 at 05:46:00PM +0800, Shiyang Ruan wrote:
ping
在 2022/9/2 18:35, Shiyang Ruan 写道:
Changes since v7:
1. Add P1 to fix calculation mistake
2. Add P2 to move drop
在 2022/9/15 2:15, Darrick J. Wong 写道:
On Fri, Sep 02, 2022 at 10:36:01AM +, Shiyang Ruan wrote:
This patch is inspired by Dan's "mm, dax, pmem: Introduce
dev_pagemap_failure()"[1]. With the help of dax_holder and
->notify_failure() mechanism, the pmem driver is able to ask filesystem
(or
On Fri, Sep 02, 2022 at 10:36:00AM +, Shiyang Ruan wrote:
> xfs_notify_failure requires a method to invalidate all mappings.
> drop_pagecache_sb() can do this but it is a static function and only
> build with CONFIG_SYSCTL. Now, move it to super.c and make it available
> for others.
>
> Signe
On Wed, Sep 14, 2022 at 11:09:23AM -0700, Darrick J. Wong wrote:
> On Wed, Sep 07, 2022 at 05:46:00PM +0800, Shiyang Ruan wrote:
> > ping
> >
> > 在 2022/9/2 18:35, Shiyang Ruan 写道:
> > > Changes since v7:
> > >1. Add P1 to fix calculation mistake
> > >2. Add P2 to move drop_pagecache_sb()
On Fri, Sep 02, 2022 at 10:36:01AM +, Shiyang Ruan wrote:
> This patch is inspired by Dan's "mm, dax, pmem: Introduce
> dev_pagemap_failure()"[1]. With the help of dax_holder and
> ->notify_failure() mechanism, the pmem driver is able to ask filesystem
> (or mapped device) on it to unmap all f
On Fri, Sep 02, 2022 at 10:35:59AM +, Shiyang Ruan wrote:
> The end should be start + length - 1. Also fix the calculation of the
> length when seeking for intersection of notify range and device.
>
> Signed-off-by: Shiyang Ruan
Looks correct to me,
Reviewed-by: Darrick J. Wong
--D
> ---
On Wed, Sep 07, 2022 at 05:46:00PM +0800, Shiyang Ruan wrote:
> ping
>
> 在 2022/9/2 18:35, Shiyang Ruan 写道:
> > Changes since v7:
> >1. Add P1 to fix calculation mistake
> >2. Add P2 to move drop_pagecache_sb() to super.c for xfs to use
> >3. P3: Add invalidate all mappings after sync.
On Wed, Sep 14, 2022 at 08:34:26AM -0400, Brian Foster wrote:
> On Wed, Sep 14, 2022 at 05:38:02PM +0800, Yang, Xiao/杨 晓 wrote:
> > On 2022/9/14 14:44, Yang, Xiao/杨 晓 wrote:
> > > On 2022/9/9 21:01, Brian Foster wrote:
> > > > Yes.. I don't recall all the internals of the tools and test, but IIRC
>
On 2022-08-30 00:45:05, Tyler Hicks wrote:
> The alignment constraint for namespace creation in a region was
> increased, from 2M to 16M, for non-PowerPC architectures in v5.7 with
> commit 2522afb86a8c ("libnvdimm/region: Introduce an 'align'
> attribute"). The thought behind the change was that r
On Wed, Sep 14, 2022 at 05:38:02PM +0800, Yang, Xiao/杨 晓 wrote:
> On 2022/9/14 14:44, Yang, Xiao/杨 晓 wrote:
> > On 2022/9/9 21:01, Brian Foster wrote:
> > > Yes.. I don't recall all the internals of the tools and test, but IIRC
> > > it relied on discard to perform zeroing between checkpoints or so
On 2022/9/14 14:44, Yang, Xiao/杨 晓 wrote:
On 2022/9/9 21:01, Brian Foster wrote:
Yes.. I don't recall all the internals of the tools and test, but IIRC
it relied on discard to perform zeroing between checkpoints or some such
and avoid spurious failures. The purpose of running on dm-thin was
mere
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