Re: [PATCH] [0/11] SYSCTL: Use RCU to avoid races with string sysctls

[Alexey Dobriyan]

> new = alloc_rcu_string(MAX_GLOBAL_SIZE, GFP_KERNEL);

I think adding failure mode is not right.
We can get away with per-sysctl-string spinlock and not introduce yet
another API.
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