"Aneesh Kumar K.V" <[email protected]> writes: > initial_allocation_mask is not used outside this file.
And never modified after init, so make it __ro_after_init as well? cheers > diff --git a/arch/powerpc/include/asm/pkeys.h > b/arch/powerpc/include/asm/pkeys.h > index 652bad7334f3..47c81d41ea9a 100644 > --- a/arch/powerpc/include/asm/pkeys.h > +++ b/arch/powerpc/include/asm/pkeys.h > @@ -13,7 +13,6 @@ > > DECLARE_STATIC_KEY_FALSE(pkey_disabled); > extern int max_pkey; > -extern u32 initial_allocation_mask; /* bits set for the initially allocated > keys */ > extern u32 reserved_allocation_mask; /* bits set for reserved keys */ > > #define ARCH_VM_PKEY_FLAGS (VM_PKEY_BIT0 | VM_PKEY_BIT1 | VM_PKEY_BIT2 | \ > diff --git a/arch/powerpc/mm/book3s64/pkeys.c > b/arch/powerpc/mm/book3s64/pkeys.c > index a4d7287082a8..73b5ef1490c8 100644 > --- a/arch/powerpc/mm/book3s64/pkeys.c > +++ b/arch/powerpc/mm/book3s64/pkeys.c > @@ -15,11 +15,11 @@ > DEFINE_STATIC_KEY_FALSE(pkey_disabled); > DEFINE_STATIC_KEY_FALSE(execute_pkey_disabled); > int max_pkey; /* Maximum key value supported */ > -u32 initial_allocation_mask; /* Bits set for the initially allocated keys > */ > /* > * Keys marked in the reservation list cannot be allocated by userspace > */ > u32 reserved_allocation_mask; > +static u32 initial_allocation_mask; /* Bits set for the initially > allocated keys */ > static u64 default_amr; > static u64 default_iamr; > /* Allow all keys to be modified by default */ > -- > 2.26.2
