On Wed, Jun 18, 2014 at 09:19:26AM -0700, Jens Axboe wrote:
> > percpu/for-3.17 6fbc07bbe2b5 ("percpu: invoke __verify_pcpu_ptr() from the
> > generic part of accessors and operations")
> >+[1] [PATCHSET percpu/for-3.17] percpu: implement percpu_ref_reinit()
> >
> >and available in the following git branch.
> >
> > git://git.kernel.org/pub/scm/linux/kernel/git/tj/misc.git
> > review-mq-percpu_ref
> >
> > block/blk-core.c | 13 ++++---
> > block/blk-mq.c | 90
> > ++++++++++++++++---------------------------------
> > block/blk-mq.h | 2 -
> > block/blk-sysfs.c | 2 -
> > include/linux/blkdev.h | 4 +-
> > 5 files changed, 44 insertions(+), 67 deletions(-)
>
> Thanks Tejun, this looks pretty good. I was worried the tryget_live() would
> be too expensive, but that looks not to be the case. I like the cleanups to
> using a general mechanism. I'll run this through some functional and
> performance testing.
FYI, the percpu_ref changes needed by this patchset are applied to
percpu/for-3.17 branch which is stable and can be pulled into the
block tree.
git://git.kernel.org/pub/scm/linux/kernel/git/tj/percpu.git for-3.17
Thanks.
--
tejun
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