Build failures in -next due to 'locking/atomic, arch/arc: Implement atomic_fetch_{add,sub,and,andnot,or,xor}()'

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Subject: Build failures in -next due to 'locking/atomic, arch/arc: Implement atomic_fetch_{add,sub,and,andnot,or,xor}()'
From: Vineet.Gupta1@xxxxxxxxxxxx (Vineet Gupta)
Date: Fri, 17 Jun 2016 17:36:11 +0200
In-reply-to: <20160617152208.GX30154@twins.programming.kicks-ass.net>
References: <57640B08.4090007@roeck-us.net> <20160617143942.GV30154@twins.programming.kicks-ass.net> <20160617144136.GK30927@twins.programming.kicks-ass.net> <57640EB5.8090604@roeck-us.net> <576410AB.6050204@synopsys.com> <20160617152208.GX30154@twins.programming.kicks-ass.net>

On Friday 17 June 2016 05:22 PM, Peter Zijlstra wrote:
> Question; why does atomic_read() have a full memory clobber on arc?
> 
> Will thinks its because you don't use a memory constraint for *v.

So that is only for CONFIG_ARC_PLAT_EZNPS and very liekly not needed. Although NPS
has some design constraints which Noam knows of better !

References:
- Build failures in -next due to 'locking/atomic, arch/arc: Implement atomic_fetch_{add,sub,and,andnot,or,xor}()'
  - From: Guenter Roeck
- Build failures in -next due to 'locking/atomic, arch/arc: Implement atomic_fetch_{add,sub,and,andnot,or,xor}()'
  - From: Peter Zijlstra
- Build failures in -next due to 'locking/atomic, arch/arc: Implement atomic_fetch_{add,sub,and,andnot,or,xor}()'
  - From: Peter Zijlstra
- Build failures in -next due to 'locking/atomic, arch/arc: Implement atomic_fetch_{add,sub,and,andnot,or,xor}()'
  - From: Guenter Roeck
- Build failures in -next due to 'locking/atomic, arch/arc: Implement atomic_fetch_{add,sub,and,andnot,or,xor}()'
  - From: Vineet Gupta
- Build failures in -next due to 'locking/atomic, arch/arc: Implement atomic_fetch_{add,sub,and,andnot,or,xor}()'
  - From: Peter Zijlstra

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