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[0/2] block, bfq: make bfq disable iocost and present a double interface

Message ID 20191001193316.3330-1-paolo.valente@linaro.org (mailing list archive)
Headers show
Series block, bfq: make bfq disable iocost and present a double interface | expand

Message

Paolo Valente Oct. 1, 2019, 7:33 p.m. UTC
Hi Jens,

the first patch in this series is Tejun's patch for making BFQ disable
io.cost. The second patch makes BFQ present both the bfq-prefixes
parameters and non-prefixed parameters, as suggested by Tejun [1].

In the first patch I've tried to use macros not to repeat code
twice. checkpatch complains that these macros should be enclosed in
parentheses. I don't see how to do it. I'm willing to switch to any
better solution.

Thanks,
Paolo

[1] https://lkml.org/lkml/2019/9/18/736

Paolo Valente (1):
  block, bfq: present a double cgroups interface

Tejun Heo (1):
  blkcg: Make bfq disable iocost when enabled

 Documentation/admin-guide/cgroup-v2.rst |   8 +-
 Documentation/block/bfq-iosched.rst     |  40 ++--
 block/bfq-cgroup.c                      | 260 ++++++++++++------------
 block/bfq-iosched.c                     |  32 +++
 block/blk-iocost.c                      |   5 +-
 include/linux/blk-cgroup.h              |   5 +
 kernel/cgroup/cgroup.c                  |   2 +
 7 files changed, 201 insertions(+), 151 deletions(-)

--
2.20.1

Comments

Paolo Valente Oct. 9, 2019, 2:25 p.m. UTC | #1
Jens, Tejun,
can we proceed with this double-interface solution?

Thanks,
Paolo

> Il giorno 1 ott 2019, alle ore 21:33, Paolo Valente <paolo.valente@linaro.org> ha scritto:
> 
> Hi Jens,
> 
> the first patch in this series is Tejun's patch for making BFQ disable
> io.cost. The second patch makes BFQ present both the bfq-prefixes
> parameters and non-prefixed parameters, as suggested by Tejun [1].
> 
> In the first patch I've tried to use macros not to repeat code
> twice. checkpatch complains that these macros should be enclosed in
> parentheses. I don't see how to do it. I'm willing to switch to any
> better solution.
> 
> Thanks,
> Paolo
> 
> [1] https://lkml.org/lkml/2019/9/18/736
> 
> Paolo Valente (1):
>  block, bfq: present a double cgroups interface
> 
> Tejun Heo (1):
>  blkcg: Make bfq disable iocost when enabled
> 
> Documentation/admin-guide/cgroup-v2.rst |   8 +-
> Documentation/block/bfq-iosched.rst     |  40 ++--
> block/bfq-cgroup.c                      | 260 ++++++++++++------------
> block/bfq-iosched.c                     |  32 +++
> block/blk-iocost.c                      |   5 +-
> include/linux/blk-cgroup.h              |   5 +
> kernel/cgroup/cgroup.c                  |   2 +
> 7 files changed, 201 insertions(+), 151 deletions(-)
> 
> --
> 2.20.1
Paolo Valente Oct. 23, 2019, 5:44 a.m. UTC | #2
ping

> Il giorno 9 ott 2019, alle ore 16:25, Paolo Valente <paolo.valente@linaro.org> ha scritto:
> 
> Jens, Tejun,
> can we proceed with this double-interface solution?
> 
> Thanks,
> Paolo
> 
>> Il giorno 1 ott 2019, alle ore 21:33, Paolo Valente <paolo.valente@linaro.org> ha scritto:
>> 
>> Hi Jens,
>> 
>> the first patch in this series is Tejun's patch for making BFQ disable
>> io.cost. The second patch makes BFQ present both the bfq-prefixes
>> parameters and non-prefixed parameters, as suggested by Tejun [1].
>> 
>> In the first patch I've tried to use macros not to repeat code
>> twice. checkpatch complains that these macros should be enclosed in
>> parentheses. I don't see how to do it. I'm willing to switch to any
>> better solution.
>> 
>> Thanks,
>> Paolo
>> 
>> [1] https://lkml.org/lkml/2019/9/18/736
>> 
>> Paolo Valente (1):
>> block, bfq: present a double cgroups interface
>> 
>> Tejun Heo (1):
>> blkcg: Make bfq disable iocost when enabled
>> 
>> Documentation/admin-guide/cgroup-v2.rst |   8 +-
>> Documentation/block/bfq-iosched.rst     |  40 ++--
>> block/bfq-cgroup.c                      | 260 ++++++++++++------------
>> block/bfq-iosched.c                     |  32 +++
>> block/blk-iocost.c                      |   5 +-
>> include/linux/blk-cgroup.h              |   5 +
>> kernel/cgroup/cgroup.c                  |   2 +
>> 7 files changed, 201 insertions(+), 151 deletions(-)
>> 
>> --
>> 2.20.1
>
Paolo Valente Nov. 4, 2019, 6:55 a.m. UTC | #3
Hi Jens,
no issue has been raised in more than a month, and this version was
requested by Tejun and is backed by you. So can it be queued for 5.5?

Thanks,
Paolo

> Il giorno 23 ott 2019, alle ore 07:44, Paolo Valente <paolo.valente@linaro.org> ha scritto:
> 
> ping
> 
>> Il giorno 9 ott 2019, alle ore 16:25, Paolo Valente <paolo.valente@linaro.org> ha scritto:
>> 
>> Jens, Tejun,
>> can we proceed with this double-interface solution?
>> 
>> Thanks,
>> Paolo
>> 
>>> Il giorno 1 ott 2019, alle ore 21:33, Paolo Valente <paolo.valente@linaro.org> ha scritto:
>>> 
>>> Hi Jens,
>>> 
>>> the first patch in this series is Tejun's patch for making BFQ disable
>>> io.cost. The second patch makes BFQ present both the bfq-prefixes
>>> parameters and non-prefixed parameters, as suggested by Tejun [1].
>>> 
>>> In the first patch I've tried to use macros not to repeat code
>>> twice. checkpatch complains that these macros should be enclosed in
>>> parentheses. I don't see how to do it. I'm willing to switch to any
>>> better solution.
>>> 
>>> Thanks,
>>> Paolo
>>> 
>>> [1] https://lkml.org/lkml/2019/9/18/736
>>> 
>>> Paolo Valente (1):
>>> block, bfq: present a double cgroups interface
>>> 
>>> Tejun Heo (1):
>>> blkcg: Make bfq disable iocost when enabled
>>> 
>>> Documentation/admin-guide/cgroup-v2.rst |   8 +-
>>> Documentation/block/bfq-iosched.rst     |  40 ++--
>>> block/bfq-cgroup.c                      | 260 ++++++++++++------------
>>> block/bfq-iosched.c                     |  32 +++
>>> block/blk-iocost.c                      |   5 +-
>>> include/linux/blk-cgroup.h              |   5 +
>>> kernel/cgroup/cgroup.c                  |   2 +
>>> 7 files changed, 201 insertions(+), 151 deletions(-)
>>> 
>>> --
>>> 2.20.1
>> 
>
Paolo Valente Nov. 22, 2019, 3:42 p.m. UTC | #4
Jens,
5.5 has arrived too, and this version should do what you asked.  Can
you please consider this series?

Thanks,
Paolo

> Il giorno 4 nov 2019, alle ore 07:55, Paolo Valente <paolo.valente@linaro.org> ha scritto:
> 
> Hi Jens,
> no issue has been raised in more than a month, and this version was
> requested by Tejun and is backed by you. So can it be queued for 5.5?
> 
> Thanks,
> Paolo
> 
>> Il giorno 23 ott 2019, alle ore 07:44, Paolo Valente <paolo.valente@linaro.org> ha scritto:
>> 
>> ping
>> 
>>> Il giorno 9 ott 2019, alle ore 16:25, Paolo Valente <paolo.valente@linaro.org> ha scritto:
>>> 
>>> Jens, Tejun,
>>> can we proceed with this double-interface solution?
>>> 
>>> Thanks,
>>> Paolo
>>> 
>>>> Il giorno 1 ott 2019, alle ore 21:33, Paolo Valente <paolo.valente@linaro.org> ha scritto:
>>>> 
>>>> Hi Jens,
>>>> 
>>>> the first patch in this series is Tejun's patch for making BFQ disable
>>>> io.cost. The second patch makes BFQ present both the bfq-prefixes
>>>> parameters and non-prefixed parameters, as suggested by Tejun [1].
>>>> 
>>>> In the first patch I've tried to use macros not to repeat code
>>>> twice. checkpatch complains that these macros should be enclosed in
>>>> parentheses. I don't see how to do it. I'm willing to switch to any
>>>> better solution.
>>>> 
>>>> Thanks,
>>>> Paolo
>>>> 
>>>> [1] https://lkml.org/lkml/2019/9/18/736
>>>> 
>>>> Paolo Valente (1):
>>>> block, bfq: present a double cgroups interface
>>>> 
>>>> Tejun Heo (1):
>>>> blkcg: Make bfq disable iocost when enabled
>>>> 
>>>> Documentation/admin-guide/cgroup-v2.rst |   8 +-
>>>> Documentation/block/bfq-iosched.rst     |  40 ++--
>>>> block/bfq-cgroup.c                      | 260 ++++++++++++------------
>>>> block/bfq-iosched.c                     |  32 +++
>>>> block/blk-iocost.c                      |   5 +-
>>>> include/linux/blk-cgroup.h              |   5 +
>>>> kernel/cgroup/cgroup.c                  |   2 +
>>>> 7 files changed, 201 insertions(+), 151 deletions(-)
>>>> 
>>>> --
>>>> 2.20.1
>>> 
>> 
>