[Devel] [PATCH p.haul] Increate a limit for opened files for criu pre-dump and page-server

2017-11-13 Thread Andrei Vagin
criu restore has to be resored with a standard limit, because the kernel doesn't shrink fdtable, when a limit is reduced. fdtable-s are charged to kmem, so if we run criu restore with a big limit, all restored proccess are forked with this limit and only then they restore their limits, but

[Devel] [PATCH RHEL7 COMMIT] sunrpc: bc_svc_flush_queue_net() helper introduced

2017-11-13 Thread Konstantin Khorenko
The commit is pushed to "branch-rh7-3.10.0-693.1.1.vz7.37.x-ovz" and will appear at https://src.openvz.org/scm/ovz/vzkernel.git after rh7-3.10.0-693.1.1.vz7.37.27 --> commit ca2dc121100718f4f175e5613b7511d3758790a1 Author: Stanislav Kinsburskiy Date: Mon Nov 13

[Devel] [PATCH RHEL7 COMMIT] nfs: protect callback execution against per-net callback thread shutdown

2017-11-13 Thread Konstantin Khorenko
The commit is pushed to "branch-rh7-3.10.0-693.1.1.vz7.37.x-ovz" and will appear at https://src.openvz.org/scm/ovz/vzkernel.git after rh7-3.10.0-693.1.1.vz7.37.27 --> commit c1cd5be61d00591c64888d4ae012d675b3073d8e Author: Stanislav Kinsburskiy Date: Mon Nov 13

Re: [Devel] [PATCH v6 0/2] nfs: fix race between callback shutdown and execution

2017-11-13 Thread Kirill Tkhai
On 13.11.2017 16:16, Stanislav Kinsburskiy wrote: > The idea is to use mutex for protecting callback execution agains per-net > callback shutdown and destroying all the net-related backchannel requests > before transports destruction. > > --- > > Stanislav Kinsburskiy (2): > sunrpc:

[Devel] [PATCH v6 0/2] nfs: fix race between callback shutdown and execution

2017-11-13 Thread Stanislav Kinsburskiy
The idea is to use mutex for protecting callback execution agains per-net callback shutdown and destroying all the net-related backchannel requests before transports destruction. --- Stanislav Kinsburskiy (2): sunrpc: bc_svc_flush_queue_net() helper introduced nfs: protect callback

[Devel] [PATCH v6 2/2] nfs: protect callback execution against per-net callback thread shutdown

2017-11-13 Thread Stanislav Kinsburskiy
From: Stanislav Kinsburskiy Here is the race: CPU #0 CPU#1 cleanup_mnt nfs41_callback_svc (get xprt from the list) nfs_callback_down ... ... ... svc_close_net ...

[Devel] [PATCH v6 1/2] sunrpc: bc_svc_flush_queue_net() helper introduced

2017-11-13 Thread Stanislav Kinsburskiy
From: Stanislav Kinsburskiy This helper can be used to remove backchannel requests from callback queue on per-net basis. Signed-off-by: Stanislav Kinsburskiy --- include/linux/sunrpc/svc.h |2 ++ net/sunrpc/svc.c | 15

[Devel] [PATCH RHEL7 COMMIT] mm: Fix mis accounting of isolated pages in memcg_numa_isolate_pages()

2017-11-13 Thread Konstantin Khorenko
The commit is pushed to "branch-rh7-3.10.0-693.1.1.vz7.37.x-ovz" and will appear at https://src.openvz.org/scm/ovz/vzkernel.git after rh7-3.10.0-693.1.1.vz7.37.27 --> commit 01b3a23d466d41c3d54e8700e58785e2357e053b Author: Kirill Tkhai Date: Mon Nov 13 15:24:40 2017

Re: [Devel] [PATCH] mm: Fix mis accounting of isolated pages in memcg_numa_isolate_pages()

2017-11-13 Thread Andrey Ryabinin
On 11/13/2017 02:50 PM, Kirill Tkhai wrote: > When split_huge_page_to_list() fails, and a huge page is going back > to LRU, the number of isolated pages is decreasing. So we must > subtract HPAGE_PMD_NR from NR_ISOLATED_ANON counter, not to add it. > > Otherwise, we may bumped into a situation,

[Devel] [PATCH] mm: Fix mis accounting of isolated pages in memcg_numa_isolate_pages()

2017-11-13 Thread Kirill Tkhai
When split_huge_page_to_list() fails, and a huge page is going back to LRU, the number of isolated pages is decreasing. So we must subtract HPAGE_PMD_NR from NR_ISOLATED_ANON counter, not to add it. Otherwise, we may bumped into a situation, when number of isolated pages grows up to number of

[Devel] [PATCH RHEL7 COMMIT] ploop: fix dio_invalidate_cache()

2017-11-13 Thread Konstantin Khorenko
The commit is pushed to "branch-rh7-3.10.0-693.1.1.vz7.37.x-ovz" and will appear at https://src.openvz.org/scm/ovz/vzkernel.git after rh7-3.10.0-693.1.1.vz7.37.26 --> commit 887eece598408a684fb08e932ebc7246723939b2 Author: Maxim Patlasov Date: Mon Nov 13 11:35:22

[Devel] [PATCH RHEL7 COMMIT] Revert "sunrpc: bc_svc_flush_queue_net() helper introduced"

2017-11-13 Thread Konstantin Khorenko
The commit is pushed to "branch-rh7-3.10.0-693.1.1.vz7.37.x-ovz" and will appear at https://src.openvz.org/scm/ovz/vzkernel.git after rh7-3.10.0-693.1.1.vz7.37.26 --> commit 8742ccbe2d3e6aa8b821639ab915909780c9e790 Author: Konstantin Khorenko Date: Mon Nov 13

[Devel] [PATCH RHEL7 COMMIT] tcache: Increase seeks more

2017-11-13 Thread Konstantin Khorenko
The commit is pushed to "branch-rh7-3.10.0-693.1.1.vz7.37.x-ovz" and will appear at https://src.openvz.org/scm/ovz/vzkernel.git after rh7-3.10.0-693.1.1.vz7.37.26 --> commit 8e1f4aef14d0149513cd079a4811e4b5c52391d6 Author: Kirill Tkhai Date: Mon Nov 13 11:30:02 2017