Matthew Wilcox wrote:
> He's done it on top of http://git.infradead.org/users/willy/pagecache.git
Sorry, yes, I should've mentioned that.
> I was hoping he'd include
> http://git.infradead.org/users/willy/pagecache.git/commitdiff/c71de787328809026cfabbcc5485cb01caca8646
>
On Tue, Sep 01, 2020 at 08:44:14PM +0100, David Howells wrote:
> Matthew Wilcox wrote:
>
> > > Note that I've been
> > > passing the number of pages to read in rac->_nr_pages, and then saving it
> > > and changing it certain points, e.g. page_cache_readahead_unbounded().
> >
> > I do not like
Matthew Wilcox wrote:
> > Note that I've been
> > passing the number of pages to read in rac->_nr_pages, and then saving it
> > and changing it certain points, e.g. page_cache_readahead_unbounded().
>
> I do not like this. You're essentially mutating the meaning of _nr_pages
> as the ractl
Matthew Wilcox wrote:
> > Also there's an apparent minor bug in khugepaged.c that I've included a
> > patch for: page_cache_sync_readahead() looks to be given the wrong size in
> > collapse_file().
>
> This needs to go in as an independent fix. But you didn't actually cc Song.
Bah. I forgot
On Tue, Sep 01, 2020 at 05:28:15PM +0100, David Howells wrote:
> Here's a set of patches to expand the use of the readahead_control struct,
> essentially from do_sync_mmap_readahead() down.
I like this.
> Note that I've been
> passing the number of pages to read in rac->_nr_pages, and then
On Tue, Sep 01, 2020 at 09:41:32AM -0700, Eric Biggers wrote:
> On Tue, Sep 01, 2020 at 05:28:15PM +0100, David Howells wrote:
> >
> > Hi Willy,
> >
> > Here's a set of patches to expand the use of the readahead_control struct,
> > essentially from do_sync_mmap_readahead() down. Note that I've
On Tue, Sep 01, 2020 at 05:28:15PM +0100, David Howells wrote:
>
> Hi Willy,
>
> Here's a set of patches to expand the use of the readahead_control struct,
> essentially from do_sync_mmap_readahead() down. Note that I've been
> passing the number of pages to read in rac->_nr_pages, and then
Hi Willy,
Here's a set of patches to expand the use of the readahead_control struct,
essentially from do_sync_mmap_readahead() down. Note that I've been
passing the number of pages to read in rac->_nr_pages, and then saving it
and changing it certain points, e.g.
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