Re: [Xen-devel] Regression due to "mm/swap.c: flush lru pvecs on compound page arrival"

2016-12-19 Thread Odzioba, Lukasz
On Wednesday, December 14, 2016 4:22 PM Michal Hocko, wrote: > Ohh, I can see it now. This is not an upstream commit. This is a 3.18.37 > backport which was wrong! You need the follow up fix 52c84a95dc6a > ("4.1.28 Fix bad backport of 8f182270dfec "mm/swap.c: flush lru pvecs on > compound page

Re: [Xen-devel] Regression due to "mm/swap.c: flush lru pvecs on compound page arrival"

2016-12-14 Thread Ian Jackson
Greg KH writes ("Re: Regression due to "mm/swap.c: flush lru pvecs on compound page arrival""): > On Wed, Dec 14, 2016 at 03:14:54PM +, Ian Jackson wrote: > > Start reading at Dec 14 07:59:33.478093. At Dec 14 08:01:38.294433 a > > log capture process started sending various debug keys to

Re: [Xen-devel] Regression due to "mm/swap.c: flush lru pvecs on compound page arrival"

2016-12-14 Thread Greg KH
On Wed, Dec 14, 2016 at 03:14:54PM +, Ian Jackson wrote: > Michal Hocko writes ("Re: Regression due to "mm/swap.c: flush lru pvecs on > compound page arrival""): > > On Wed 14-12-16 13:29:56, Ian Jackson wrote: > > > This commit breaks the test "test-amd64-amd64-xl-qemut-win7-amd64" in > > >

Re: [Xen-devel] Regression due to "mm/swap.c: flush lru pvecs on compound page arrival"

2016-12-14 Thread Michal Hocko
On Wed 14-12-16 13:29:56, Ian Jackson wrote: > osstest service owner writes ("[linux-3.18 bisection] complete > test-amd64-amd64-xl-qemut-win7-amd64"): > > *** Found and reproduced problem changeset *** > > > > Bug is in tree: linux > >

Re: [Xen-devel] Regression due to "mm/swap.c: flush lru pvecs on compound page arrival"

2016-12-14 Thread Ian Jackson
Michal Hocko writes ("Re: Regression due to "mm/swap.c: flush lru pvecs on compound page arrival""): > On Wed 14-12-16 13:29:56, Ian Jackson wrote: > > This commit breaks the test "test-amd64-amd64-xl-qemut-win7-amd64" in > > the Xen Project CI system. > > Could you be more specific about the

Re: [Xen-devel] Regression due to "mm/swap.c: flush lru pvecs on compound page arrival"

2016-12-14 Thread Michal Hocko
On Wed 14-12-16 13:29:56, Ian Jackson wrote: > osstest service owner writes ("[linux-3.18 bisection] complete > test-amd64-amd64-xl-qemut-win7-amd64"): > > *** Found and reproduced problem changeset *** > > > > Bug is in tree: linux > >

[Xen-devel] Regression due to "mm/swap.c: flush lru pvecs on compound page arrival"

2016-12-14 Thread Ian Jackson
osstest service owner writes ("[linux-3.18 bisection] complete test-amd64-amd64-xl-qemut-win7-amd64"): > *** Found and reproduced problem changeset *** > > Bug is in tree: linux > git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git > Bug introduced: