Messages in this thread | | | Date | Sun, 1 May 2016 10:01:20 -0700 | From | Christoph Hellwig <> | Subject | Re: [PATCH 2/2] target: use RCU_INIT_POINTER() when NULLing. |
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On Sun, May 01, 2016 at 06:22:01PM +0530, Muhammad Falak R Wani wrote: > It is safe to use RCU_INIT_POINTER() to NULL, instead of > rcu_assign_pointer(). > This results in slightly smaller/faster code.
If this is indeed the case, rcu_assign_pointer should simply check for NULL using __builtin_constant_p and do the right thing transparently instead of burdening it on every user.
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