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authorChristophe Leroy <christophe.leroy@c-s.fr>2019-04-26 16:36:39 +0000
committerMichael Ellerman <mpe@ellerman.id.au>2019-05-03 01:20:26 +1000
commite4dccf9092ab48a6f902003b9558c0e45d0e849a (patch)
tree19c90a014b0bc05fe19b996e95b9f1fb23c30fc0 /arch/powerpc/mm/mmu_decl.h
parentpowerpc/32s: don't try to print hash table address. (diff)
downloadlinux-dev-e4dccf9092ab48a6f902003b9558c0e45d0e849a.tar.xz
linux-dev-e4dccf9092ab48a6f902003b9558c0e45d0e849a.zip
powerpc/mm: print hash info in a helper
Reduce #ifdef mess by defining a helper to print hash info at startup. In the meantime, remove the display of hash table address to reduce leak of non necessary information. Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/mm/mmu_decl.h')
-rw-r--r--arch/powerpc/mm/mmu_decl.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/powerpc/mm/mmu_decl.h b/arch/powerpc/mm/mmu_decl.h
index 7b8833d695d1..7bac0aa2026a 100644
--- a/arch/powerpc/mm/mmu_decl.h
+++ b/arch/powerpc/mm/mmu_decl.h
@@ -83,6 +83,8 @@ static inline void _tlbivax_bcast(unsigned long address, unsigned int pid,
}
#endif
+static inline void print_system_hash_info(void) {}
+
#else /* CONFIG_PPC_MMU_NOHASH */
extern void hash_preload(struct mm_struct *mm, unsigned long ea,
@@ -92,6 +94,8 @@ extern void hash_preload(struct mm_struct *mm, unsigned long ea,
extern void _tlbie(unsigned long address);
extern void _tlbia(void);
+void print_system_hash_info(void);
+
#endif /* CONFIG_PPC_MMU_NOHASH */
#ifdef CONFIG_PPC32
@@ -105,7 +109,6 @@ extern unsigned int rtas_data, rtas_size;
struct hash_pte;
extern struct hash_pte *Hash;
-extern unsigned long Hash_size, Hash_mask;
extern u8 early_hash[];
#endif /* CONFIG_PPC32 */