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arm/asm/tlb.h: Fix build error implicit func declaration 

Building on arm 32 with LPAE enabled we don't include asm-generic/tlb.h,
where we have tlb_flush_remove_tables_local and tlb_flush_remove_tables
defined.

The build fails with:

  mm/memory.c: In function ‘tlb_remove_table_smp_sync’:
  mm/memory.c:339:2: error: implicit declaration of function ‘tlb_flush_remove_tables_local’; did you mean ‘tlb_remove_table’? [-Werror=implicit-function-declaration]
  ...

This bug got introduced in:

  2ff6ddf19c ("x86/mm/tlb: Leave lazy TLB mode at page table free time")

To fix this issue we define them in arm 32's specific asm/tlb.h file as well.

Signed-off-by: Anders Roxell <anders.roxell@linaro.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: dave.hansen@intel.com
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux@armlinux.org.uk
Cc: riel@surriel.com
Cc: songliubraving@fb.com
Fixes: 2ff6ddf19c ("x86/mm/tlb: Leave lazy TLB mode at page table free time")
Link: http://lkml.kernel.org/r/20180725095557.19668-1-anders.roxell@linaro.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
hifive-unleashed-5.1
Anders Roxell 2018-07-25 11:55:57 +02:00 committed by Ingo Molnar
parent 387048f51a
commit 063daa8129
1 changed files with 8 additions and 0 deletions
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8
arch/arm/include/asm/tlb.h
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@ -292,5 +292,13 @@ static inline void tlb_remove_check_page_size_change(struct mmu_gather *tlb,
{
}
static inline void tlb_flush_remove_tables(struct mm_struct *mm)
{
}
static inline void tlb_flush_remove_tables_local(void *arg)
{
}
#endif /* CONFIG_MMU */
#endif