Re: [PATCH 1/2] sched: deferred set priority (dprio) -- rebased for the tip

From: Peter Zijlstra
Date: Fri Sep 26 2014 - 09:23:40 EST


On Thu, Sep 25, 2014 at 12:26:04PM -0700, Sergey Oboguev wrote:
> This is a replica of "[PATCH 1/2] dprio" (posted yesterday for 3.16.3)
> rebased now for the current tip (3.17.0-rc6).
>
> Signed-off-by: Sergey Oboguev <oboguev@xxxxxxxxx>
>
> ---
> Documentation/sysctl/kernel.txt | 14 +
> fs/exec.c | 8 +
> include/linux/dprio.h | 129 +++++++++
> include/linux/init_task.h | 17 ++
> include/linux/sched.h | 19 ++
> include/uapi/linux/Kbuild | 1 +
> include/uapi/linux/capability.h | 5 +-
> include/uapi/linux/dprio_api.h | 137 +++++++++
> include/uapi/linux/prctl.h | 2 +
> init/Kconfig | 2 +
> kernel/Kconfig.dprio | 68 +++++
> kernel/exit.c | 6 +
> kernel/fork.c | 88 +++++-
> kernel/sched/Makefile | 1 +
> kernel/sched/core.c | 195 ++++++++++++-
> kernel/sched/dprio.c | 617 ++++++++++++++++++++++++++++++++++++++++
> kernel/sys.c | 6 +
> kernel/sysctl.c | 12 +
> 18 files changed, 1315 insertions(+), 12 deletions(-)

2 lines of changelog for a ~1300 line patch, you must be kidding, right?

What problem is it solving and why do I care?
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