Re: [PATCH RFC tip/core/rcu 1/5] srcu: Make Tiny SRCU use multi-bit grace-period counter

On Thu, Nov 19, 2020 at 01:44:49PM +0530, Neeraj Upadhyay wrote: > Hi Paul, > > On 11/17/2020 6:10 AM, paul...@kernel.org wrote: > > From: "Paul E. McKenney" > > > > There is a need for a polling interface for SRCU grace periods. This > > polling needs to distinguish between an SRCU instance

Re: [PATCH RFC tip/core/rcu 1/5] srcu: Make Tiny SRCU use multi-bit grace-period counter

Hi Paul, On 11/17/2020 6:10 AM, paul...@kernel.org wrote: From: "Paul E. McKenney" There is a need for a polling interface for SRCU grace periods. This polling needs to distinguish between an SRCU instance being idle on the one hand or in the middle of a grace period on the other. This

[PATCH RFC tip/core/rcu 1/5] srcu: Make Tiny SRCU use multi-bit grace-period counter

From: "Paul E. McKenney" There is a need for a polling interface for SRCU grace periods. This polling needs to distinguish between an SRCU instance being idle on the one hand or in the middle of a grace period on the other. This commit therefore converts the Tiny SRCU srcu_struct structure's