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powerpc/64: Defer paca allocation until memory topology is discovered

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Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
[mpe: Rename the dummy allocate_pacas() to fix 32-bit build]
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Nicholas Piggin
2018-02-14 01:08:19 +10:00
committed by Michael Ellerman
parent 9f593f131e
commit 59f577743d
4 changed files with 53 additions and 72 deletions
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6
arch/powerpc/include/asm/paca.h
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@@ -255,12 +255,14 @@ extern void copy_mm_to_paca(struct mm_struct *mm);
extern struct paca_struct **paca_ptrs;
extern void initialise_paca(struct paca_struct *new_paca, int cpu);
extern void setup_paca(struct paca_struct *new_paca);
extern void allocate_pacas(void);
extern void allocate_paca_ptrs(void);
extern void allocate_paca(int cpu);
extern void free_unused_pacas(void);
#else /* CONFIG_PPC64 */
static inline void allocate_pacas(void) { };
static inline void allocate_paca_ptrs(void) { };
static inline void allocate_paca(int cpu) { };
static inline void free_unused_pacas(void) { };
#endif /* CONFIG_PPC64 */