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Commit 5b6c133e authored Aug 15, 2017 by Michael Ellerman

powerpc/mm/nohash: Move definition of PGALLOC_GFP to fix build errors



In some obscure Book3E configs (randconfig) we can end up missing a
definition for PGALLOC_GFP in pgtable_64.c.

Fix it by moving the definition to asm/pgalloc.h.

Fixes: de3b8761 ("powerpc/mm/book(e)(3s)/64: Add page table accounting")
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

parent e12d94f8

arch/powerpc/include/asm/book3s/64/pgalloc.h

+0 −2

Original line number	Diff line number	Diff line
		@@ -41,8 +41,6 @@ extern struct kmem_cache *pgtable_cache[];
		pgtable_cache[(shift) - 1]; \
		})

		#define PGALLOC_GFP GFP_KERNEL \| __GFP_NOTRACK \| __GFP_ZERO

		extern pte_t pte_fragment_alloc(struct mm_struct , unsigned long, int);
		extern void pte_fragment_free(unsigned long *, int);
		extern void pgtable_free_tlb(struct mmu_gather tlb, void table, int shift);

arch/powerpc/include/asm/pgalloc.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -17,6 +17,8 @@ static inline gfp_t pgtable_gfp_flags(struct mm_struct *mm, gfp_t gfp)
		}
		#endif /* MODULE */

		#define PGALLOC_GFP (GFP_KERNEL \| __GFP_NOTRACK \| __GFP_ZERO)

		#ifdef CONFIG_PPC_BOOK3S
		#include <asm/book3s/pgalloc.h>
		#else