[PATCH 0/4] ARC perf updates

[Peter Zijlstra]

On Tue, Nov 21, 2017 at 02:09:38PM -0800, Vineet Gupta wrote:
> On 11/07/2017 02:13 PM, Vineet Gupta wrote:
> > Hi,
> > 
> > Found these when cleaning up some old branches. The only controversial one
> > could be the last one.
> > 
> > Thx,
> > -Vineet
> > 
> > Vineet Gupta (4):
> >    ARCv2: perf: tweak overflow interrupt
> >    ARCv2: perf: optimize given that num counters <= 32
> >    ARC: perf: avoid vmalloc backed mmap
> >    ARCv2: entry: Reduce perf intr return path
> > 
> >   arch/arc/Kconfig                   |  2 +-
> >   arch/arc/include/asm/entry-arcv2.h |  2 ++
> >   arch/arc/kernel/entry-arcv2.S      | 23 +++++++++++++++++++++-
> >   arch/arc/kernel/perf_event.c       | 40 ++++++++++++++++++++------------------
> >   4 files changed, 46 insertions(+), 21 deletions(-)
> 
> Peter, do I need an ACK from you for the initial 3 patches to able to add
> them to ARC tree ?

Sure, for 1-3

Acked-by: Peter Zijlstra (Intel) <peterz at infradead.org>