On Fri 24-11-17 09:11:49, Michal Hocko wrote:
> On Fri 24-11-17 12:02:36, Byungchul Park wrote:
> > On Thu, Nov 16, 2017 at 02:07:46PM +0100, Michal Hocko wrote:
> > > On Thu 16-11-17 21:48:05, Byungchul Park wrote:
> > > > On 11/16/2017 9:02 PM, Michal Hocko wrote:
> > > > > for each struct page.
On Fri 24-11-17 12:02:36, Byungchul Park wrote:
> On Thu, Nov 16, 2017 at 02:07:46PM +0100, Michal Hocko wrote:
> > On Thu 16-11-17 21:48:05, Byungchul Park wrote:
> > > On 11/16/2017 9:02 PM, Michal Hocko wrote:
> > > > for each struct page. So you are doubling the size. Who is going to
> > > > en
On Thu, Nov 16, 2017 at 02:07:46PM +0100, Michal Hocko wrote:
> On Thu 16-11-17 21:48:05, Byungchul Park wrote:
> > On 11/16/2017 9:02 PM, Michal Hocko wrote:
> > > for each struct page. So you are doubling the size. Who is going to
> > > enable this config option? You are moving this to page_ext i
On Thu 16-11-17 21:48:05, Byungchul Park wrote:
> On 11/16/2017 9:02 PM, Michal Hocko wrote:
> > for each struct page. So you are doubling the size. Who is going to
> > enable this config option? You are moving this to page_ext in a later
> > patch which is a good step but it doesn't go far enough
On 11/16/2017 9:02 PM, Michal Hocko wrote:
for each struct page. So you are doubling the size. Who is going to
enable this config option? You are moving this to page_ext in a later
patch which is a good step but it doesn't go far enough because this
still consumes those resources. Is there any pr
[I have only briefly looked at patches so I might have missed some
details.]
On Thu 16-11-17 12:14:25, Byungchul Park wrote:
> Although lock_page() and its family can cause deadlock, lockdep have not
> worked with them, because unlock_page() might be called in a different
> context from the acquir
Although lock_page() and its family can cause deadlock, lockdep have not
worked with them, because unlock_page() might be called in a different
context from the acquire context, which violated lockdep's assumption.
Now CONFIG_LOCKDEP_CROSSRELEASE has been introduced, lockdep can work
with page loc
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