Re: [PATCH v3] powerpc, pkey: make protection key 0 less special
From: Dave Hansen <hidden>
Date: 2018-05-04 19:59:29
On 05/04/2018 12:22 PM, Ram Pai wrote:
quoted hunk ↗ jump to hunk
@@ -407,9 +414,6 @@ static bool pkey_access_permitted(int pkey, bool write, bool execute) int pkey_shift; u64 amr; - if (!pkey) - return true; - if (!is_pkey_enabled(pkey)) return true;
Looks fine to me. Obviously doesn't have any impact on x86 or the generic code. One question, though. Which other check makes up for this removed !pkey check?