fter allocation
> - set it unconditionally in set_features
>
> Reported-by: syzbot+6c21aeb59d0e82eb2...@syzkaller.appspotmail.com
> Reported-by: Jeongjun Park
> Fixes: ced7b713711f ("vhost/vsock: support SEQPACKET for transport").
> Cc: Arseny Krasnov
> Cc: David S. Mill
SOCK_SEQPACKET is supported for virtio transport, so do not interpret
such type of socket as unknown.
Signed-off-by: Arseniy Krasnov
---
tools/testing/vsock/vsock_diag_test.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/tools/testing/vsock/vsock_diag_test.c
b/tools/testing/vsock
-by: Arseniy Krasnov
---
Changelog:
v1 -> v2:
* Reword usage message.
* Add commas after last field in 'opts' declaration.
* 'RFC' -> 'net-next'.
tools/testing/vsock/util.c| 17 +++-
tools/testing/vsock/util.h| 4 +
tools/testing/vsock/vsock_diag_
On 15.01.2024 14:54, Stefano Garzarella wrote:
> Hi Arseniy,
> thanks for this patch!
>
> On Sat, Jan 13, 2024 at 12:21:10AM +0300, Arseniy Krasnov wrote:
>> Implement port for given CID as input argument instead of using
>> hardcoded value '1234'. This allows to run
-by: Arseniy Krasnov
---
tools/testing/vsock/util.c| 17 +++-
tools/testing/vsock/util.h| 4 +
tools/testing/vsock/vsock_diag_test.c | 18 -
tools/testing/vsock/vsock_test.c | 96 +--
tools/testing/vsock/vsock_test_zerocopy.c | 12
On 14.12.2023 13:29, Michael S. Tsirkin wrote:
> On Thu, Dec 14, 2023 at 12:19:46PM +0300, Arseniy Krasnov wrote:
>> Do not return if transport callback for SO_RCVLOWAT is set (only in
>> error case). In this case we don't need to set 'sk_rcvlowat' field in
>>
n, because we need at least SO_RCVLOWAT bytes in our rx
queue to wake up user for reading data (in corner case it is also
possible to stuck both tx and rx sides, this is why 'Fixes' is used).
Fixes: b89d882dc9fc ("vsock/virtio: reduce credit update messages")
Signed-off-by: Arsen
t update messages")
Signed-off-by: Arseniy Krasnov
Reviewed-by: Stefano Garzarella
Acked-by: Michael S. Tsirkin
---
Changelog:
v9 -> v10:
* This is squash of 0002 and 0003 from v9.
drivers/vhost/vsock.c | 1 +
include/linux/virtio_vsock.h| 1 +
includ
e per-patch changelog after ---.
v8 -> v9:
* Patchset rebased and tested on new HEAD of net-next (see hash above).
* Add 'Fixes' tag for the current 0002.
* Reorder patches by moving two fixes first.
v9 -> v10:
* Squash 0002 and 0003 and update commit message in result.
Arseniy Krasnov (3)
Both tests are almost same, only differs in two 'if' conditions, so
implemented in a single function. Tests check, that credit update
message is sent:
1) During setting SO_RCVLOWAT value of the socket.
2) When number of 'rx_bytes' become smaller than SO_RCVLOWAT value.
Signed-off-by: Arseniy
On 14.12.2023 13:29, Michael S. Tsirkin wrote:
> On Thu, Dec 14, 2023 at 12:19:46PM +0300, Arseniy Krasnov wrote:
>> Do not return if transport callback for SO_RCVLOWAT is set (only in
>> error case). In this case we don't need to set 'sk_rcvlowat' field in
>>
n, because we need at least SO_RCVLOWAT bytes in our rx
queue to wake up user for reading data (in corner case it is also
possible to stuck both tx and rx sides, this is why 'Fixes' is used).
Fixes: b89d882dc9fc ("vsock/virtio: reduce credit update messages")
Signed-off-by: Arsen
: sender waits for free space and receiver is
waiting data in 'poll()'.
Fixes: b89d882dc9fc ("vsock/virtio: reduce credit update messages")
Signed-off-by: Arseniy Krasnov
Reviewed-by: Stefano Garzarella
Acked-by: Michael S. Tsirkin
---
Changelog:
v1 -> v2:
* Update commit messag
see hash above).
* Add 'Fixes' tag for the current 0002.
* Reorder patches by moving two fixes first.
Arseniy Krasnov (4):
virtio/vsock: fix logic which reduces credit update messages
virtio/vsock: send credit update during setting SO_RCVLOWAT
vsock: update SO_RCVLOWAT setting callback
Both tests are almost same, only differs in two 'if' conditions, so
implemented in a single function. Tests check, that credit update
message is sent:
1) During setting SO_RCVLOWAT value of the socket.
2) When number of 'rx_bytes' become smaller than SO_RCVLOWAT value.
Signed-off-by: Arseniy
'
to 'notify_set_rcvlowat'.
Signed-off-by: Arseniy Krasnov
Reviewed-by: Stefano Garzarella
Acked-by: Michael S. Tsirkin
---
Changelog:
v3 -> v4:
* Rename 'set_rcvlowat' to 'notify_set_rcvlowat'.
* Commit message updated.
include/net/af_vsock.h | 2 +-
net/vmw_vsock/af_vsock.c
On 13.12.2023 18:13, Michael S. Tsirkin wrote:
> On Wed, Dec 13, 2023 at 10:05:44AM -0500, Michael S. Tsirkin wrote:
>> On Wed, Dec 13, 2023 at 12:08:27PM +0300, Arseniy Krasnov wrote:
>>>
>>>
>>> On 13.12.2023 11:43, Stefano Garzarella wrote:
>>&
On 13.12.2023 12:41, Stefano Garzarella wrote:
> On Wed, Dec 13, 2023 at 12:08:27PM +0300, Arseniy Krasnov wrote:
>>
>>
>> On 13.12.2023 11:43, Stefano Garzarella wrote:
>>> On Tue, Dec 12, 2023 at 08:43:07PM +0300, Arseniy Krasnov wrote:
>>>>
>>
On 13.12.2023 11:43, Stefano Garzarella wrote:
> On Tue, Dec 12, 2023 at 08:43:07PM +0300, Arseniy Krasnov wrote:
>>
>>
>> On 12.12.2023 19:12, Michael S. Tsirkin wrote:
>>> On Tue, Dec 12, 2023 at 06:59:03PM +0300, Arseniy Krasnov wrote:
>>>>
>>
On 12.12.2023 19:12, Michael S. Tsirkin wrote:
> On Tue, Dec 12, 2023 at 06:59:03PM +0300, Arseniy Krasnov wrote:
>>
>>
>> On 12.12.2023 18:54, Michael S. Tsirkin wrote:
>>> On Tue, Dec 12, 2023 at 12:16:54AM +0300, Ars
On 12.12.2023 19:11, Michael S. Tsirkin wrote:
> On Tue, Dec 12, 2023 at 06:50:39PM +0300, Arseniy Krasnov wrote:
>>
>>
>> On 12.12.2023 18:54, Michael S. Tsirkin wrote:
>>> On Tue, Dec 12, 2023 at 12:16:57AM +0300, Arseniy Krasnov wrote:
>>>> Add on
On 12.12.2023 18:54, Michael S. Tsirkin wrote:
> On Tue, Dec 12, 2023 at 12:16:54AM +0300, Arseniy Krasnov wrote:
>> Hello,
>>
>>DESCRIPTION
>>
>> This patchset fixes old problem with hungup of both rx/tx sides and adds
>&g
On 12.12.2023 18:54, Michael S. Tsirkin wrote:
> On Tue, Dec 12, 2023 at 12:16:57AM +0300, Arseniy Krasnov wrote:
>> Add one more condition for sending credit update during dequeue from
>> stream socket: when number of bytes in the rx queue is smaller than
>> SO_RCVLOWA
n, because we need at least SO_RCVLOWAT bytes in our rx
queue to wake up user for reading data (in corner case it is also
possible to stuck both tx and rx sides, this is why 'Fixes' is used).
Fixes: b89d882dc9fc ("vsock/virtio: reduce credit update messages")
Signed-off-by: Arseniy Kra
Both tests are almost same, only differs in two 'if' conditions, so
implemented in a single function. Tests check, that credit update
message is sent:
1) During setting SO_RCVLOWAT value of the socket.
2) When number of 'rx_bytes' become smaller than SO_RCVLOWAT value.
Signed-off-by: Arseniy
ested on new HEAD of net-next (see hash above).
* See per-patch changelog after ---.
v7 -> v8:
* See per-patch changelog after ---.
Arseniy Krasnov (4):
vsock: update SO_RCVLOWAT setting callback
virtio/vsock: send credit update during setting SO_RCVLOWAT
virtio/vsock: fix logic which red
: sender waits for free space and receiver is
waiting data in 'poll()'.
Signed-off-by: Arseniy Krasnov
Reviewed-by: Stefano Garzarella
---
Changelog:
v1 -> v2:
* Update commit message by removing 'This patch adds XXX' manner.
* Do not initialize 'send_update' variable - set it direc
'
to 'notify_set_rcvlowat'.
Signed-off-by: Arseniy Krasnov
Reviewed-by: Stefano Garzarella
---
Changelog:
v3 -> v4:
* Rename 'set_rcvlowat' to 'notify_set_rcvlowat'.
* Commit message updated.
include/net/af_vsock.h | 2 +-
net/vmw_vsock/af_vsock.c | 9 +++--
net/vmw_vs
On 11.12.2023 15:01, Stefano Garzarella wrote:
> On Thu, Dec 07, 2023 at 01:50:05AM +0300, Arseniy Krasnov wrote:
>>
>>
>> On 07.12.2023 01:08, Michael S. Tsirkin wrote:
>>> On Thu, Dec 07, 2023 at 12:52:51AM +0300, Arseniy Krasnov wrote:
>>>>
>>
On 07.12.2023 01:08, Michael S. Tsirkin wrote:
> On Thu, Dec 07, 2023 at 12:52:51AM +0300, Arseniy Krasnov wrote:
>>
>>
>> On 07.12.2023 00:53, Michael S. Tsirkin wrote:
>>> On Thu, Dec 07, 2023 at 12:18:48AM +0300, Arseniy Krasnov wrote:
>>>> Add on
On 07.12.2023 00:53, Michael S. Tsirkin wrote:
> On Thu, Dec 07, 2023 at 12:18:48AM +0300, Arseniy Krasnov wrote:
>> Add one more condition for sending credit update during dequeue from
>> stream socket: when number of bytes in the rx queue is smaller than
>> SO_RCVLOWA
Both tests are almost same, only differs in two 'if' conditions, so
implemented in a single function. Tests check, that credit update
message is sent:
1) During setting SO_RCVLOWAT value of the socket.
2) When number of 'rx_bytes' become smaller than SO_RCVLOWAT value.
Signed-off-by: Arseniy
: sender waits for free space and receiver is
waiting data in 'poll()'.
Signed-off-by: Arseniy Krasnov
---
Changelog:
v1 -> v2:
* Update commit message by removing 'This patch adds XXX' manner.
* Do not initialize 'send_update' variable - set it directly during
first usage.
v3 -&
er-patch changelog after ---.
v5 -> v6:
* New patch 0003 which sends credit update during reading bytes from
socket.
* See per-patch changelog after ---.
v6 -> v7:
* Patchset rebased and tested on new HEAD of net-next (see hash above).
* See per-patch changelog after ---.
Arseniy Kras
/virtio: reduce credit update messages")
Signed-off-by: Arseniy Krasnov
---
Changelog:
v6 -> v7:
* Handle wrap of 'fwd_cnt'.
* Do to send credit update when 'fwd_cnt' == 'last_fwd_cnt'.
net/vmw_vsock/virtio_transport_common.c | 18 +++---
1 file changed, 15 insertions(+
'
to 'notify_set_rcvlowat'.
Signed-off-by: Arseniy Krasnov
Reviewed-by: Stefano Garzarella
---
Changelog:
v3 -> v4:
* Rename 'set_rcvlowat' to 'notify_set_rcvlowat'.
* Commit message updated.
include/net/af_vsock.h | 2 +-
net/vmw_vsock/af_vsock.c | 9 +++--
net/vmw_vs
because we also pass MAX_SKB_FRAGS to iov_iter_npages(),
> which performs almost the same check, returning at most MAX_SKB_FRAGS
> elements. So, let's eliminate this unnecessary comparison.
>
> Fixes: 581512a6dc93 ("vsock/virtio: MSG_ZEROCOPY flag support")
> Cc: avkras...@salutedev
On 05.12.2023 17:21, Stefano Garzarella wrote:
> On Tue, Dec 05, 2023 at 03:07:47PM +0300, Arseniy Krasnov wrote:
>>
>>
>> On 05.12.2023 13:54, Stefano Garzarella wrote:
>>> On Tue, Dec 05, 2023 at 09:48:05AM +0300, Arseniy Krasnov wrote:
>>>> Add on
On 05.12.2023 13:54, Stefano Garzarella wrote:
> On Tue, Dec 05, 2023 at 09:48:05AM +0300, Arseniy Krasnov wrote:
>> Add one more condition for sending credit update during dequeue from
>> stream socket: when number of bytes in the rx queue is smaller than
>> SO_RCVLOWA
n, because we need at least SO_RCVLOWAT bytes in our rx
queue to wake up user for reading data (in corner case it is also
possible to stuck both tx and rx sides, this is why 'Fixes' is used).
Fixes: b89d882dc9fc ("vsock/virtio: reduce credit update messages")
Signed-off-by: Arsen
ng reading bytes from
socket.
* See per-patch changelog after ---.
Arseniy Krasnov (4):
vsock: update SO_RCVLOWAT setting callback
virtio/vsock: send credit update during setting SO_RCVLOWAT
virtio/vsock: fix logic which reduces credit update messages
vsock/test: two tests to check credit u
: sender waits for free space and receiver is
waiting data in 'poll()'.
Signed-off-by: Arseniy Krasnov
---
Changelog:
v1 -> v2:
* Update commit message by removing 'This patch adds XXX' manner.
* Do not initialize 'send_update' variable - set it directly during
first usage.
v3 -&
Both tests are almost same, only differs in two 'if' conditions, so
implemented in a single function. Tests check, that credit update
message is sent:
1) During setting SO_RCVLOWAT value of the socket.
2) When number of 'rx_bytes' become smaller than SO_RCVLOWAT value.
Signed-off-by: Arseniy
'
to 'notify_set_rcvlowat'.
Signed-off-by: Arseniy Krasnov
Reviewed-by: Stefano Garzarella
---
Changelog:
v3 -> v4:
* Rename 'set_rcvlowat' to 'notify_set_rcvlowat'.
* Commit message updated.
include/net/af_vsock.h | 2 +-
net/vmw_vsock/af_vsock.c | 9 +++--
net/vmw_vs
On 02.12.2023 23:22, Michael S. Tsirkin wrote:
> On Fri, Dec 01, 2023 at 01:40:41PM +0300, Arseniy Krasnov wrote:
>>
>>
>> On 01.12.2023 12:48, Stefano Garzarella wrote:
>>> On Fri, Dec 01, 2023 at 11:35:56AM +0300, Arseniy Krasnov wrote:
>>>>
>>
On 01.12.2023 12:48, Stefano Garzarella wrote:
> On Fri, Dec 01, 2023 at 11:35:56AM +0300, Arseniy Krasnov wrote:
>>
>>
>> On 01.12.2023 11:27, Stefano Garzarella wrote:
>>> On Thu, Nov 30, 2023 at 12:40:43PM -0500, Michael S. Tsirkin wrote:
>>>>
On Thu, Nov 30, 2023 at 04:43:34PM +0300, Arseniy Krasnov wrote:
>>> > >
>>> > >
>>> > > On 30.11.2023 16:42, Michael S. Tsirkin wrote:
>>> > > > On Thu, Nov 30, 2023 at 04:08:39PM +0300, Arseniy Krasnov wrote:
>>> > > &
On 30.11.2023 20:37, Michael S. Tsirkin wrote:
> On Thu, Nov 30, 2023 at 06:41:56PM +0300, Arseniy Krasnov wrote:
>>
>>
>> On 30.11.2023 17:11, Stefano Garzarella wrote:
>>> On Thu, Nov 30, 2023 at 08:58:58AM -0500, Michael S. Tsirkin wrote:
>>>>
On 30.11.2023 17:11, Stefano Garzarella wrote:
> On Thu, Nov 30, 2023 at 08:58:58AM -0500, Michael S. Tsirkin wrote:
>> On Thu, Nov 30, 2023 at 04:43:34PM +0300, Arseniy Krasnov wrote:
>>>
>>>
>>> On 30.11.2023 16:42, Michael S. Tsirkin wrote:
>>&g
On 30.11.2023 16:58, Michael S. Tsirkin wrote:
> On Thu, Nov 30, 2023 at 04:43:34PM +0300, Arseniy Krasnov wrote:
>>
>>
>> On 30.11.2023 16:42, Michael S. Tsirkin wrote:
>>> On Thu, Nov 30, 2023 at 04:08:39PM +0300, Arseniy Krasnov wrote:
>>>> S
On 30.11.2023 16:42, Michael S. Tsirkin wrote:
> On Thu, Nov 30, 2023 at 04:08:39PM +0300, Arseniy Krasnov wrote:
>> Send credit update message when SO_RCVLOWAT is updated and it is bigger
>> than number of bytes in rx queue. It is needed, because 'poll()' will
>> wait
.
* See per-patch changelog after ---.
v4 -> v5:
* Change patchset tag 'RFC' -> 'net-next'.
* See per-patch changelog after ---.
Arseniy Krasnov (3):
vsock: update SO_RCVLOWAT setting callback
virtio/vsock: send credit update during setting SO_RCVLOWAT
vsock/test: SO_RCVLOWAT + defe
: sender waits for free space and receiver is
waiting data in 'poll()'.
Signed-off-by: Arseniy Krasnov
---
Changelog:
v1 -> v2:
* Update commit message by removing 'This patch adds XXX' manner.
* Do not initialize 'send_update' variable - set it directly during
first usage.
v3 -&
'
to 'notify_set_rcvlowat'.
Signed-off-by: Arseniy Krasnov
Reviewed-by: Stefano Garzarella
---
Changelog:
v3 -> v4:
* Rename 'set_rcvlowat' to 'notify_set_rcvlowat'.
* Commit message updated.
include/net/af_vsock.h | 2 +-
net/vmw_vsock/af_vsock.c | 9 +++--
net/vmw_vs
On 30.11.2023 11:38, Stefano Garzarella wrote:
> On Thu, Nov 30, 2023 at 12:25:18AM +0300, Arseniy Krasnov wrote:
>> Send credit update message when SO_RCVLOWAT is updated and it is bigger
>> than number of bytes in rx queue. It is needed, because 'poll()' will
>> wait
* See per-patch changelog after ---.
v2 -> v3:
* See changelog after --- in 0003 only (0001 and 0002 still same).
v3 -> v4:
* Patchset rebased and tested on new HEAD of net-next (see hash above).
* See per-patch changelog after ---.
Arseniy Krasnov (3):
vsock: update SO_RCVLOWAT sett
: sender waits for free space and receiver is
waiting data in 'poll()'.
Signed-off-by: Arseniy Krasnov
---
Changelog:
v1 -> v2:
* Update commit message by removing 'This patch adds XXX' manner.
* Do not initialize 'send_update' variable - set it directly during
first usage.
v3 -&
will be changed in kernel - this test may
become useless/broken.
Signed-off-by: Arseniy Krasnov
---
Changelog:
v1 -> v2:
* Update commit message by removing 'This patch adds XXX' manner.
* Update commit message by adding details about dependency for this
test from kernel internal def
Do not return if transport callback for SO_RCVLOWAT is set (only in
error case). In this case we don't need to set 'sk_rcvlowat' field in
each transport - only in 'vsock_set_rcvlowat()'.
Signed-off-by: Arseniy Krasnov
---
net/vmw_vsock/af_vsock.c | 9 +++--
1 file changed, 7 insertions
and 0002 still same).
Arseniy Krasnov (3):
vsock: update SO_RCVLOWAT setting callback
virtio/vsock: send credit update during setting SO_RCVLOWAT
vsock/test: SO_RCVLOWAT + deferred credit update test
drivers/vhost/vsock.c | 2 +
include/linux/virtio_vsock.h|
: sender waits for free space and receiver is
waiting data in 'poll()'.
Signed-off-by: Arseniy Krasnov
---
Changelog:
v1 -> v2:
* Update commit message by removing 'This patch adds XXX' manner.
* Do not initialize 'send_update' variable - set it directly during
first usage.
driv
ays bigger than 'getpagesize()' result. Reproduced on
aarch64 with 64KB page size.
Fixes: 5c338112e48a ("test/vsock: rework message bounds test")
Signed-off-by: Arseniy Krasnov
---
tools/testing/vsock/vsock_test.c | 19 +--
1 file changed, 13 insertions(+), 6 deletions(-
: sender waits for free space and receiver is
waiting data in 'poll()'.
Signed-off-by: Arseniy Krasnov
---
Changelog:
v1 -> v2:
* Update commit message by removing 'This patch adds XXX' manner.
* Do not initialize 'send_update' variable - set it directly during
first usage.
driv
Do not return if transport callback for SO_RCVLOWAT is set (only in
error case). In this case we don't need to set 'sk_rcvlowat' field in
each transport - only in 'vsock_set_rcvlowat()'.
Signed-off-by: Arseniy Krasnov
---
net/vmw_vsock/af_vsock.c | 9 +++--
1 file changed, 7 insertions
nce in 'af_vsock.c' and in future do
not copy-paste it to every transport. It was discussed in v1.
* See per-patch changelog after ---.
Arseniy Krasnov (3):
vsock: update SO_RCVLOWAT setting callback
virtio/vsock: send credit update during setting SO_RCVLOWAT
vsock/test: SO_RCVLOWAT + deferred cre
will be changed in kernel - this test may
become useless/broken.
Signed-off-by: Arseniy Krasnov
---
Changelog:
v1 -> v2:
* Update commit message by removing 'This patch adds XXX' manner.
* Update commit message by adding details about dependency for this
test from kernel internal def
On 17.11.2023 11:30, Stefano Garzarella wrote:
> On Fri, Nov 17, 2023 at 10:12:38AM +0300, Arseniy Krasnov wrote:
>>
>>
>> On 15.11.2023 14:11, Stefano Garzarella wrote:
>>> On Wed, Nov 08, 2023 at 10:20:04AM +0300, Arseniy Krasnov wrote:
>>>>
On 15.11.2023 14:11, Stefano Garzarella wrote:
> On Wed, Nov 08, 2023 at 10:20:04AM +0300, Arseniy Krasnov wrote:
>> This adds test which checks, that updating SO_RCVLOWAT value also sends
>
> You can avoid "This adds", and write just "Add test ...".
>
&g
On 15.11.2023 14:08, Stefano Garzarella wrote:
> On Wed, Nov 08, 2023 at 10:20:03AM +0300, Arseniy Krasnov wrote:
>> This adds sending credit update message when SO_RCVLOWAT is updated and
>> it is bigger than number of bytes in rx queue. It is needed, because
>> 'poll()' w
/rx is possible: sender waits for free space and receiver
is waiting data in 'poll()'.
Signed-off-by: Arseniy Krasnov
---
drivers/vhost/vsock.c | 2 ++
include/linux/virtio_vsock.h| 1 +
net/vmw_vsock/virtio_transport.c| 2 ++
net/vmw_vsock
space at receiver's side.
Signed-off-by: Arseniy Krasnov
---
tools/testing/vsock/vsock_test.c | 131 +++
1 file changed, 131 insertions(+)
diff --git a/tools/testing/vsock/vsock_test.c b/tools/testing/vsock/vsock_test.c
index c1f7bc9abd22..c71b3875fd16 100644
--- a/tools
ers correctly (if one day this
define will be changed - test may become useless).
Head for this patchset is:
https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git/commit/?id=ff269e2cd5adce4ae14f883fc9c8803bc43ee1e9
Arseniy Krasnov (2):
virtio/vsock: send credit update during sett
Safonov
Signed-off-by: Arseniy Krasnov
Signed-off-by: Ilya Maximets
---
arch/arm/kernel/topology.c | 6 +-
include/linux/sched.h | 4
kernel/sched/core.c| 9 -
3 files changed, 17 insertions(+), 2 deletions(-)
diff --git a/arch/arm/kernel/topology.c b/arch/arm/kernel
Signed-off-by: Dmitriy Safonov
Signed-off-by: Arseniy Krasnov
Signed-off-by: Ilya Maximets
---
kernel/sched/core.c | 4
kernel/sched/fair.c | 46 ++
kernel/sched/sched.h | 15 +++
3 files changed, 65 insertions(+)
diff --git
Dakhran
Signed-off-by: Sergey Dyasly
Signed-off-by: Dmitriy Safonov
Signed-off-by: Arseniy Krasnov
Signed-off-by: Ilya Maximets
---
include/linux/sched.h | 3 ++
kernel/sched/core.c | 3 ++
kernel/sched/fair.c | 115 ++
3 files changed, 121
balancing is needed.
Signed-off-by: Tarek Dakhran
Signed-off-by: Sergey Dyasly
Signed-off-by: Dmitriy Safonov
Signed-off-by: Arseniy Krasnov
Signed-off-by: Ilya Maximets
---
kernel/sched/fair.c | 103
1 file changed, 103 insertions(+)
diff
' metric. Only difference
is that migration task doesn't need to run 5ms on its cluster before migration.
Signed-off-by: Tarek Dakhran
Signed-off-by: Sergey Dyasly
Signed-off-by: Dmitriy Safonov
Signed-off-by: Arseniy Krasnov
Signed-off-by: Ilya Maximets
---
kernel/sched/fair.c | 66
Attaching CPU clusters as 'sched_group' to HMP domains. Each HMP domain
has two pointers to A15 and A7 scheduling groups(struct sched_group).
Signed-off-by: Tarek Dakhran
Signed-off-by: Sergey Dyasly
Signed-off-by: Dmitriy Safonov
Signed-off-by: Arseniy Krasnov
Signed-off-by: Ilya
-by: Sergey Dyasly
Signed-off-by: Dmitriy Safonov
Signed-off-by: Arseniy Krasnov
Signed-off-by: Ilya Maximets
---
kernel/sched/fair.c | 100 +++
kernel/sched/sched.h | 1 +
2 files changed, 101 insertions(+)
diff --git a/kernel/sched/fair.c b
-by: Dmitriy Safonov
Signed-off-by: Arseniy Krasnov
Signed-off-by: Ilya Maximets
---
include/linux/sched.h | 6 +
kernel/sched/fair.c | 301 ++
2 files changed, 307 insertions(+)
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 89c1bf3
-by: Arseniy Krasnov
Signed-off-by: Ilya Maximets
---
kernel/sched/fair.c | 204 +++-
1 file changed, 202 insertions(+), 2 deletions(-)
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 79be023..06f6518 100644
--- a/kernel/sched/fair.c
+++ b
-off-by: Sergey Dyasly
Signed-off-by: Dmitriy Safonov
Signed-off-by: Arseniy Krasnov
Signed-off-by: Ilya Maximets
---
kernel/sched/fair.c | 132
1 file changed, 101 insertions(+), 31 deletions(-)
diff --git a/kernel/sched/fair.c b/kernel
Signed-off-by: Arseniy Krasnov
Signed-off-by: Ilya Maximets
---
kernel/sched/fair.c | 76 +
1 file changed, 76 insertions(+)
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 06f6518..87dc0db 100644
--- a/kernel/sched/fair.c
+++ b
Almost identical functions which push/pull task from/to current CPU
to/from another cluster. Called when balancing between clusters is broken and we
need to fix it.
Signed-off-by: Tarek Dakhran
Signed-off-by: Sergey Dyasly
Signed-off-by: Dmitriy Safonov
Signed-off-by: Arseniy Krasnov
).
Signed-off-by: Tarek Dakhran
Signed-off-by: Sergey Dyasly
Signed-off-by: Dmitriy Safonov
Signed-off-by: Arseniy Krasnov
Signed-off-by: Ilya Maximets
---
arch/arm/Kconfig | 21 +
arch/arm64/Kconfig | 21 +
2 files changed, 42 insertions(+)
diff
42400 36860
Result: hperf_hmp is 15% better.
Arseniy Krasnov (13):
hperf_hmp: add new config for arm and arm64.
hperf_hmp: introduce hew domain flag.
hperf_hmp: add sched domains initialization.
hperf_hmp: scheduler initialization routines.
hperf_hmp: introduce
Dakhran <t.dakh...@samsung.com>
Signed-off-by: Sergey Dyasly <s.dya...@samsung.com>
Signed-off-by: Dmitriy Safonov <d.safo...@partner.samsung.com>
Signed-off-by: Arseniy Krasnov <a.kras...@samsung.com>
Signed-off-by: Ilya Maximets <i.maxim...@samsung.com>
---
include/
Signed-off-by: Sergey Dyasly <s.dya...@samsung.com>
Signed-off-by: Dmitriy Safonov <d.safo...@partner.samsung.com>
Signed-off-by: Arseniy Krasnov <a.kras...@samsung.com>
Signed-off-by: Ilya Maximets <i.maxim...@samsung.com>
---
kernel/sched/core.c | 4 +
Dyasly <s.dya...@samsung.com>
Signed-off-by: Dmitriy Safonov <d.safo...@partner.samsung.com>
Signed-off-by: Arseniy Krasnov <a.kras...@samsung.com>
Signed-off-by: Ilya Maximets <i.maxim...@samsung.com>
---
arch/arm/kernel/topology.c | 6 +-
include/linux/sched.h
42400 36860
Result: hperf_hmp is 15% better.
Arseniy Krasnov (13):
hperf_hmp: add new config for arm and arm64.
hperf_hmp: introduce hew domain flag.
hperf_hmp: add sched domains initialization.
hperf_hmp: scheduler initialization routines.
hperf_hmp: introduce
;
Signed-off-by: Dmitriy Safonov <d.safo...@partner.samsung.com>
Signed-off-by: Arseniy Krasnov <a.kras...@samsung.com>
Signed-off-by: Ilya Maximets <i.maxim...@samsung.com>
---
kernel/sched/fair.c | 254
1 file changed, 254 insertions
).
Signed-off-by: Tarek Dakhran <t.dakh...@samsung.com>
Signed-off-by: Sergey Dyasly <s.dya...@samsung.com>
Signed-off-by: Dmitriy Safonov <d.safo...@partner.samsung.com>
Signed-off-by: Arseniy Krasnov <a.kras...@samsung.com>
Signed-off-by: Ilya Maximets <i.maxim...
akh...@samsung.com>
Signed-off-by: Sergey Dyasly <s.dya...@samsung.com>
Signed-off-by: Dmitriy Safonov <d.safo...@partner.samsung.com>
Signed-off-by: Arseniy Krasnov <a.kras...@samsung.com>
Signed-off-by: Ilya Maximets <i.maxim...@samsung.com>
<s.dya...@samsung.com>
Signed-off-by: Dmitriy Safonov <d.safo...@partner.samsung.com>
Signed-off-by: Arseniy Krasnov <a.kras...@samsung.com>
Signed-off-by: Ilya Maximets <i.maxim...@samsung.com>
---
kernel/sched/fair.c | 76 +
msung.com>
Signed-off-by: Dmitriy Safonov <d.safo...@partner.samsung.com>
Signed-off-by: Arseniy Krasnov <a.kras...@samsung.com>
Signed-off-by: Ilya Maximets <i.maxim...@samsung.com>
---
kernel/sched/fair.c | 204 +++-
1 file
onov <d.safo...@partner.samsung.com>
Signed-off-by: Arseniy Krasnov <a.kras...@samsung.com>
Signed-off-by: Ilya Maximets <i.maxim...@samsung.com>
---
include/linux/sched.h | 4
kernel/sched/core.c | 49 +
2 files changed
akh...@samsung.com>
Signed-off-by: Sergey Dyasly <s.dya...@samsung.com>
Signed-off-by: Dmitriy Safonov <d.safo...@partner.samsung.com>
Signed-off-by: Arseniy Krasnov <a.kras...@samsung.com>
Signed-off-by: Ilya Maximets <i.maxim...@samsung.com>
-
Sergey Dyasly <s.dya...@samsung.com>
Signed-off-by: Dmitriy Safonov <d.safo...@partner.samsung.com>
Signed-off-by: Arseniy Krasnov <a.kras...@samsung.com>
Signed-off-by: Ilya Maximets <i.maxim...@samsung.com>
---
include/linux/sched.h | 6
' metric. Only difference
is that migration task doesn't need to run 5ms on its cluster before migration.
Signed-off-by: Tarek Dakhran <t.dakh...@samsung.com>
Signed-off-by: Sergey Dyasly <s.dya...@samsung.com>
Signed-off-by: Dmitriy Safonov <d.safo...@partner.samsung.com>
Signed-off-b
balancing is needed.
Signed-off-by: Tarek Dakhran <t.dakh...@samsung.com>
Signed-off-by: Sergey Dyasly <s.dya...@samsung.com>
Signed-off-by: Dmitriy Safonov <d.safo...@partner.samsung.com>
Signed-off-by: Arseniy Krasnov <a.kras...@samsung.com>
Signed-off-by: Ilya Maximets
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