Commit ba9b399a authored by Paul Mackerras's avatar Paul Mackerras Committed by Michael Ellerman
Browse files

powerpc/64: Export pgtable_cache and pgtable_cache_add for KVM 



This exports the pgtable_cache array and the pgtable_cache_add
function so that HV KVM can use them for allocating radix page
tables for guests.

Signed-off-by: default avatarPaul Mackerras <paulus@ozlabs.org>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
parent dbcbfee0

arch/powerpc/mm/init-common.c

+2 −1
Original line number Diff line number Diff line
@@ -41,6 +41,7 @@ static void pmd_ctor(void *addr) 
}



struct kmem_cache *pgtable_cache[MAX_PGTABLE_INDEX_SIZE];

EXPORT_SYMBOL_GPL(pgtable_cache);	/* used by kvm_hv module */



/*

 * Create a kmem_cache() for pagetables.  This is not used for PTE
@@ -82,7 +83,7 @@ void pgtable_cache_add(unsigned shift, void (*ctor)(void *)) 
	pgtable_cache[shift - 1] = new;

	pr_debug("Allocated pgtable cache for order %d\n", shift);

}



EXPORT_SYMBOL_GPL(pgtable_cache_add);	/* used by kvm_hv module */



void pgtable_cache_init(void)

{

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