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Groups > linux.kernel > #1622863
| From | Peter Zijlstra <peterz@infradead.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH tip/core/rcu 37/40] srcu: Create a tiny SRCU |
| Date | 2017-04-13 11:50 +0200 |
| Message-ID | <tvJy1-14D-15@gated-at.bofh.it> (permalink) |
| References | <tvuyZ-7rV-5@gated-at.bofh.it> <tvuz1-7rV-63@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Wed, Apr 12, 2017 at 10:40:22AM -0700, Paul E. McKenney wrote:
> In response to automated complaints about modifications to SRCU
> increasing its size, this commit creates a tiny SRCU that is
> used in SMP=y && PREEMPT=n builds.
You mean SMP=n && PREEMPT=n, right?
config TINY_RCU
bool
default y if !PREEMPT && !SMP
> +config TINY_SRCU
> + bool
> + default y if TINY_RCU
> + help
> + This option selects the single-CPU non-preemptible version of SRCU.
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[PATCH tip/core/rcu 37/40] srcu: Create a tiny SRCU "Paul E. McKenney" <paulmck@linux.vnet.ibm.com> - 2017-04-12 19:50 +0200
Re: [PATCH tip/core/rcu 37/40] srcu: Create a tiny SRCU Peter Zijlstra <peterz@infradead.org> - 2017-04-13 11:50 +0200
Re: [PATCH tip/core/rcu 37/40] srcu: Create a tiny SRCU "Paul E. McKenney" <paulmck@linux.vnet.ibm.com> - 2017-04-13 18:40 +0200
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