On Tue, Feb 23, 2021 at 02:58:36PM -0800, Andrew Morton wrote:
> Do you feel this patchset is ready to merge up?
I think so.
> https://lore.kernel.org/linux-mm/f6914405b49d9...@google.com/
> was addressed by 0060ef3b4e6dd ("mm: support THPs in
> zero_user_segments"), yes?
Correct.
Do you feel this patchset is ready to merge up?
https://lore.kernel.org/linux-mm/f6914405b49d9...@google.com/
was addressed by 0060ef3b4e6dd ("mm: support THPs in
zero_user_segments"), yes?
"mm/truncate,shmem: Handle truncates that split THPs" and "mm/filemap:
Return only head pages
On Thu, 3 Dec 2020, Qian Cai wrote:
> On Thu, 2020-12-03 at 18:27 +0100, Marek Szyprowski wrote:
> > On 03.12.2020 16:46, Marek Szyprowski wrote:
> > > On 25.11.2020 03:32, Matthew Wilcox wrote:
> > > > On Tue, Nov 17, 2020 at 11:43:02PM +, Matthew Wilcox wrote:
> > > > > On Tue, Nov 17, 2020
On Thu, 3 Dec 2020, Marek Szyprowski wrote:
> On 03.12.2020 16:46, Marek Szyprowski wrote:
> > On 25.11.2020 03:32, Matthew Wilcox wrote:
> >> On Tue, Nov 17, 2020 at 11:43:02PM +, Matthew Wilcox wrote:
> >>> On Tue, Nov 17, 2020 at 07:15:13PM +, Matthew Wilcox wrote:
> I find both of
On Thu, 2020-12-03 at 18:27 +0100, Marek Szyprowski wrote:
> Hi
>
> On 03.12.2020 16:46, Marek Szyprowski wrote:
> > On 25.11.2020 03:32, Matthew Wilcox wrote:
> > > On Tue, Nov 17, 2020 at 11:43:02PM +, Matthew Wilcox wrote:
> > > > On Tue, Nov 17, 2020 at 07:15:13PM +, Matthew Wilcox
Hi
On 03.12.2020 16:46, Marek Szyprowski wrote:
> On 25.11.2020 03:32, Matthew Wilcox wrote:
>> On Tue, Nov 17, 2020 at 11:43:02PM +, Matthew Wilcox wrote:
>>> On Tue, Nov 17, 2020 at 07:15:13PM +, Matthew Wilcox wrote:
I find both of these functions exceptionally confusing. Does
Hi
On 25.11.2020 03:32, Matthew Wilcox wrote:
> On Tue, Nov 17, 2020 at 11:43:02PM +, Matthew Wilcox wrote:
>> On Tue, Nov 17, 2020 at 07:15:13PM +, Matthew Wilcox wrote:
>>> I find both of these functions exceptionally confusing. Does this
>>> make it easier to understand?
>> Never
On Mon, 30 Nov 2020, Hugh Dickins wrote:
> On Thu, 26 Nov 2020, Matthew Wilcox wrote:
> > On Thu, Nov 26, 2020 at 11:24:59AM -0800, Hugh Dickins wrote:
> >
> > > But right now it's the right fix that's important: ack to yours below.
> > >
> > > I've not yet worked out the other issues I saw:
On Thu, 26 Nov 2020, Matthew Wilcox wrote:
> On Thu, Nov 26, 2020 at 11:24:59AM -0800, Hugh Dickins wrote:
>
> > But right now it's the right fix that's important: ack to yours below.
> >
> > I've not yet worked out the other issues I saw: will report when I have.
> > Rebooted this laptop,
On Thu, Nov 26, 2020 at 11:24:59AM -0800, Hugh Dickins wrote:
> On Thu, 26 Nov 2020, Matthew Wilcox wrote:
> > On Wed, Nov 25, 2020 at 04:11:57PM -0800, Hugh Dickins wrote:
> > > > + index =
> > > > truncate_inode_partial_page(mapping,
> > > > +
On Thu, 26 Nov 2020, Matthew Wilcox wrote:
> On Wed, Nov 25, 2020 at 04:11:57PM -0800, Hugh Dickins wrote:
> > > + index =
> > > truncate_inode_partial_page(mapping,
> > > + page, lstart, lend);
> > > +
On Wed, Nov 25, 2020 at 04:11:57PM -0800, Hugh Dickins wrote:
> The little fix definitely needed was shown by generic/083: each
> fsstress waiting for page lock, happens even without forcing huge
> pages. See below...
Huh ... I need to look into why my xfstests run is skipping generic/083:
0006
On Wed, Nov 25, 2020 at 3:09 PM Andrew Morton wrote:
>
> On Wed, 25 Nov 2020 02:32:34 + Matthew Wilcox wrote:
>
> > On Tue, Nov 17, 2020 at 11:43:02PM +, Matthew Wilcox wrote:
> > > On Tue, Nov 17, 2020 at 07:15:13PM +, Matthew Wilcox wrote:
> > > > I find both of these functions
On Wed, 25 Nov 2020 02:32:34 + Matthew Wilcox wrote:
> On Tue, Nov 17, 2020 at 11:43:02PM +, Matthew Wilcox wrote:
> > On Tue, Nov 17, 2020 at 07:15:13PM +, Matthew Wilcox wrote:
> > > I find both of these functions exceptionally confusing. Does this
> > > make it easier to
On Tue, 24 Nov 2020, Hugh Dickins wrote:
> On Wed, 25 Nov 2020, Matthew Wilcox wrote:
> > On Tue, Nov 17, 2020 at 11:43:02PM +, Matthew Wilcox wrote:
> > > On Tue, Nov 17, 2020 at 07:15:13PM +, Matthew Wilcox wrote:
> > > > I find both of these functions exceptionally confusing. Does this
On Wed, 25 Nov 2020, Matthew Wilcox wrote:
> On Tue, Nov 17, 2020 at 11:43:02PM +, Matthew Wilcox wrote:
> > On Tue, Nov 17, 2020 at 07:15:13PM +, Matthew Wilcox wrote:
> > > I find both of these functions exceptionally confusing. Does this
> > > make it easier to understand?
> >
> >
On Tue, Nov 17, 2020 at 11:43:02PM +, Matthew Wilcox wrote:
> On Tue, Nov 17, 2020 at 07:15:13PM +, Matthew Wilcox wrote:
> > I find both of these functions exceptionally confusing. Does this
> > make it easier to understand?
>
> Never mind, this is buggy. I'll send something better
On Tue, Nov 17, 2020 at 07:15:13PM +, Matthew Wilcox wrote:
> I find both of these functions exceptionally confusing. Does this
> make it easier to understand?
Never mind, this is buggy. I'll send something better tomorrow.
On Tue, Nov 17, 2020 at 08:26:03AM -0800, Hugh Dickins wrote:
> On Tue, 17 Nov 2020, Matthew Wilcox wrote:
> > On Mon, Nov 16, 2020 at 02:34:34AM -0800, Hugh Dickins wrote:
> > > Fix to [PATCH v4 15/16] mm/truncate,shmem: Handle truncates that split
> > > THPs.
> > > One machine ran fine,
On Tue, 17 Nov 2020, Matthew Wilcox wrote:
> On Mon, Nov 16, 2020 at 02:34:34AM -0800, Hugh Dickins wrote:
> > Fix to [PATCH v4 15/16] mm/truncate,shmem: Handle truncates that split THPs.
> > One machine ran fine, swapping and building in ext4 on loop0 on huge tmpfs;
> > one machine got occasional
On Mon, Nov 16, 2020 at 02:34:34AM -0800, Hugh Dickins wrote:
> Fix to [PATCH v4 15/16] mm/truncate,shmem: Handle truncates that split THPs.
> One machine ran fine, swapping and building in ext4 on loop0 on huge tmpfs;
> one machine got occasional pages of zeros in its .os; one machine couldn't
>
On Mon, 16 Nov 2020, Matthew Wilcox wrote:
> On Mon, Nov 16, 2020 at 02:34:34AM -0800, Hugh Dickins wrote:
> > On Thu, 12 Nov 2020, Matthew Wilcox (Oracle) wrote:
> >
> > > This THP prep patchset changes several page cache iteration APIs to only
> > > return head pages.
> > >
> > > - It's only
On Mon, Nov 16, 2020 at 02:34:34AM -0800, Hugh Dickins wrote:
> On Thu, 12 Nov 2020, Matthew Wilcox (Oracle) wrote:
>
> > This THP prep patchset changes several page cache iteration APIs to only
> > return head pages.
> >
> > - It's only possible to tag head pages in the page cache, so only
> >
On Thu, 12 Nov 2020, Matthew Wilcox (Oracle) wrote:
> This THP prep patchset changes several page cache iteration APIs to only
> return head pages.
>
> - It's only possible to tag head pages in the page cache, so only
>return head pages, not all their subpages.
> - Factor a lot of common
This THP prep patchset changes several page cache iteration APIs to only
return head pages.
- It's only possible to tag head pages in the page cache, so only
return head pages, not all their subpages.
- Factor a lot of common code out of the various batch lookup routines
- Add
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