Re: [PATCH] lockdep: Teach lockdep about memalloc_noio_save

2017-03-01 Thread Nikolay Borisov
On 1.03.2017 12:31, Michal Hocko wrote: > On Wed 01-03-17 11:22:51, Vlastimil Babka wrote: >> On 03/01/2017 08:48 AM, Nikolay Borisov wrote: >>> Commit 21caf2fc1931 ("mm: teach mm by current context info to not do I/O >>> during memory allocation") added the memalloc_noio_(save|restore)

Re: [PATCH] lockdep: Teach lockdep about memalloc_noio_save

2017-03-01 Thread Nikolay Borisov
On 1.03.2017 12:31, Michal Hocko wrote: > On Wed 01-03-17 11:22:51, Vlastimil Babka wrote: >> On 03/01/2017 08:48 AM, Nikolay Borisov wrote: >>> Commit 21caf2fc1931 ("mm: teach mm by current context info to not do I/O >>> during memory allocation") added the memalloc_noio_(save|restore)

Re: [PATCH] lockdep: Teach lockdep about memalloc_noio_save

2017-03-01 Thread Vlastimil Babka
On 03/01/2017 08:48 AM, Nikolay Borisov wrote: > Commit 21caf2fc1931 ("mm: teach mm by current context info to not do I/O > during memory allocation") added the memalloc_noio_(save|restore) functions > to enable people to modify the MM behavior by disbaling I/O during memory > allocation. This

Re: [PATCH] lockdep: Teach lockdep about memalloc_noio_save

2017-03-01 Thread Vlastimil Babka
On 03/01/2017 08:48 AM, Nikolay Borisov wrote: > Commit 21caf2fc1931 ("mm: teach mm by current context info to not do I/O > during memory allocation") added the memalloc_noio_(save|restore) functions > to enable people to modify the MM behavior by disbaling I/O during memory > allocation. This

Re: [PATCH] lockdep: Teach lockdep about memalloc_noio_save

2017-03-01 Thread Michal Hocko
On Wed 01-03-17 11:22:51, Vlastimil Babka wrote: > On 03/01/2017 08:48 AM, Nikolay Borisov wrote: > > Commit 21caf2fc1931 ("mm: teach mm by current context info to not do I/O > > during memory allocation") added the memalloc_noio_(save|restore) functions > > to enable people to modify the MM

Re: [PATCH] lockdep: Teach lockdep about memalloc_noio_save

2017-03-01 Thread Michal Hocko
On Wed 01-03-17 11:22:51, Vlastimil Babka wrote: > On 03/01/2017 08:48 AM, Nikolay Borisov wrote: > > Commit 21caf2fc1931 ("mm: teach mm by current context info to not do I/O > > during memory allocation") added the memalloc_noio_(save|restore) functions > > to enable people to modify the MM

[PATCH] lockdep: Teach lockdep about memalloc_noio_save

2017-02-28 Thread Nikolay Borisov
Commit 21caf2fc1931 ("mm: teach mm by current context info to not do I/O during memory allocation") added the memalloc_noio_(save|restore) functions to enable people to modify the MM behavior by disbaling I/O during memory allocation. This prevents allocation paths recursing back into the

[PATCH] lockdep: Teach lockdep about memalloc_noio_save

2017-02-28 Thread Nikolay Borisov
Commit 21caf2fc1931 ("mm: teach mm by current context info to not do I/O during memory allocation") added the memalloc_noio_(save|restore) functions to enable people to modify the MM behavior by disbaling I/O during memory allocation. This prevents allocation paths recursing back into the