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asm-generic/tlb, ia64: Conditionally provide tlb_migrate_finish() 

Needed for ia64 -- alternatively we drop the entire hook.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Will Deacon <will.deacon@arm.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Nick Piggin <npiggin@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rik van Riel <riel@surriel.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Peter Zijlstra 2018-09-04 16:00:53 +02:00 committed by Ingo Molnar
parent a30e32bd79
commit 8b6dd0c478
1 changed files with 2 additions and 0 deletions
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2
include/asm-generic/tlb.h
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@ -604,6 +604,8 @@ static inline void tlb_end_vma(struct mmu_gather *tlb, struct vm_area_struct *vm
#endif /* CONFIG_MMU */
#ifndef tlb_migrate_finish
#define tlb_migrate_finish(mm) do {} while (0)
#endif
#endif /* _ASM_GENERIC__TLB_H */