Re: [PATCH 1/1] staging: android: ashmem: Fix lockdep warning for write operation

2020-07-30 Thread Suren Baghdasaryan
On Wed, Jul 29, 2020 at 8:24 PM Joel Fernandes wrote: > > On Wed, Jul 15, 2020 at 10:45 PM Suren Baghdasaryan wrote: > > > > syzbot report [1] describes a deadlock when write operation against an > > ashmem fd executed at the time when ashmem is shrinking its cache resu

Re: [PATCH 1/1] staging: android: ashmem: Fix lockdep warning for write operation

2020-07-16 Thread Suren Baghdasaryan
On Wed, Jul 15, 2020 at 8:30 PM Eric Biggers wrote: > > On Wed, Jul 15, 2020 at 07:45:27PM -0700, Suren Baghdasaryan wrote: > > syzbot report [1] describes a deadlock when write operation against an > > ashmem fd executed at the time when ashmem is shrinking its cache results &g

Re: possible deadlock in shmem_fallocate (4)

2020-07-14 Thread Suren Baghdasaryan
On Tue, Jul 14, 2020 at 8:47 AM Todd Kjos wrote: > > +Suren Baghdasaryan +Hridya Valsaraju who support the ashmem driver. Thanks for looping me in. > > > On Tue, Jul 14, 2020 at 7:18 AM Michal Hocko wrote: > > > > On Tue 14-07-20 22:08:59, Hillf Danton wrote: > &g

Re: [RFC] simple_lmk: Introduce Simple Low Memory Killer for Android

2019-05-07 Thread Suren Baghdasaryan
From: Sultan Alsawaf Date: Tue, May 7, 2019 at 9:53 AM To: Suren Baghdasaryan Cc: Christian Brauner, Greg Kroah-Hartman, open list:ANDROID DRIVERS, Daniel Colascione, Todd Kjos, Kees Cook, Peter Zijlstra, Martijn Coenen, LKML, Tim Murray, Michal Hocko, linux-mm, Arve Hjønnevåg, Ingo Molnar

Re: [RFC] simple_lmk: Introduce Simple Low Memory Killer for Android

2019-05-07 Thread Suren Baghdasaryan
From: Christian Brauner Date: Tue, May 7, 2019 at 3:58 AM To: Sultan Alsawaf Cc: Greg Kroah-Hartman, open list:ANDROID DRIVERS, Daniel Colascione, Todd Kjos, Kees Cook, Peter Zijlstra, Martijn Coenen, LKML, Tim Murray, Michal Hocko, Suren Baghdasaryan, linux-mm, Arve Hjønnevåg, Ingo Molnar