Sridhar Samudrala wrote:
> The only reason i made these macros is that i would expect this to a compile
> time configurable option so that there is zero overhead for regular users.
>
> #ifdef CONFIG_CRIT_SOCKET
> #define SK_CRIT_ALLOC(sk, flags) ((sk->sk_allocation & __GFP_CRITICAL) | flags)
> #define CRIT_ALLOC(flags) (__GFP_CRITICAL | flags)
> #else
> #define SK_CRIT_ALLOC(sk, flags) flags
> #define CRIT_ALLOC(flags) flags
> #endif
Oh, that's much simpler to achieve:
#ifdef CONFIG_CRIT_SOCKET
#define __GFP_CRITICAL_SOCKET __GFP_CRITICAL
#else
#define __GFP_CRITICAL_SOCKET 0
#endif
Maybe we can get better naming here, but you get the point, I think.
Regards
Ingo Oeser
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