* Re: [PATCH 0/5] Fix race in hrtimer broadcast and take care of dependencies
[not found] <20150513114717.27807.18777.stgit@preeti.in.ibm.com>
@ 2015-06-18 8:06 ` Preeti U Murthy
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From: Preeti U Murthy @ 2015-06-18 8:06 UTC (permalink / raw)
To: stable; +Cc: mingo, Thomas Gleixner, LKML
A reminder to pick this series up for stable-4.0
On 05/13/2015 05:19 PM, Preeti U Murthy wrote:
> The intention was to backport only PATCH[5/5]: clockevents: Fix
> cpu_down() race for hrtimer based broadcasting,
>
> but this depends on commits upstream which did cleanup and
> reorganization of code. However these commits cannot be cherry-picked as
> is. There are a few minor changes upstream and hence these commits had
> to be backported too. Reasons for backports are given below:
>
> 1. PATCH[1/5]: The upstream commit introduced a duplicate function which
> was removed much later by commit:
>
> 9eed56e889d: clockevents: Clean up clockchips.h
>
> We do not need to cherry-pick the entire above commit because the backport
> was a simple one.
>
> 2. PATCH[3/5]: There are newer functions introduced upstream through
>
> 554ef3876c6: clockevents: Handle tick device's resume separately
>
> Yet again we did not need to cherry pick the entire above commit,
> firstly because it introduces significant new code, secondly because the
> backport was a simple one.
>
> 3. PATCH[4/5]: The function clockevent_set_mode() was renamed to
> clockevent_set_state() upstream by commit:
>
> 77e32c89a7: clockevents: Manage device's state separately for
> the core
>
> We do not need to cherry-pick this commit for the same reason as in (2).
>
> This series needs to be applied on top of stable-4.0.
> ---
>
> Preeti U Murthy (1):
> clockevents: Fix cpu_down() race for hrtimer based broadcasting
>
> Thomas Gleixner (4):
> clockevents: Remove CONFIG_GENERIC_CLOCKEVENTS_BUILD
> tick: Move clocksource related stuff to timekeeping.h
> tick: Simplify tick-internal.h
> tick: Move core only declarations and functions to core
>
>
> include/linux/clockchips.h | 23 ++----
> include/linux/tick.h | 138 ++++++-----------------------------
> kernel/cpu.c | 2 +
> kernel/time/Kconfig | 6 --
> kernel/time/Makefile | 6 +-
> kernel/time/clockevents.c | 3 -
> kernel/time/hrtimer.c | 2 -
> kernel/time/jiffies.c | 2 -
> kernel/time/ntp.c | 1
> kernel/time/tick-broadcast.c | 19 +++--
> kernel/time/tick-internal.h | 166 ++++++++++++++++--------------------------
> kernel/time/tick-sched.c | 7 ++
> kernel/time/tick-sched.h | 64 ++++++++++++++++
> kernel/time/timekeeping.h | 7 ++
> kernel/time/timer_list.c | 2 -
> 15 files changed, 190 insertions(+), 258 deletions(-)
> create mode 100644 kernel/time/tick-sched.h
>
> --
>
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