Commit 063daa81 authored by Anders Roxell's avatar Anders Roxell Committed by Ingo Molnar

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:

  2ff6ddf1 ("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: default avatarAnders 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: 2ff6ddf1 ("x86/mm/tlb: Leave lazy TLB mode at page table free time")
Link: http://lkml.kernel.org/r/20180725095557.19668-1-anders.roxell@linaro.orgSigned-off-by: default avatarIngo Molnar <mingo@kernel.org>
parent 387048f5
......@@ -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
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