Commit 0a8caf21 authored by Peter Zijlstra's avatar Peter Zijlstra Committed by Ingo Molnar
Browse files

asm-generic/tlb: Remove tlb_table_flush() 



There are no external users of this API (nor should there be); remove it.

Signed-off-by: default avatarPeter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: default avatarWill Deacon <will.deacon@arm.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Andy Lutomirski <luto@kernel.org>
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: Peter Zijlstra <peterz@infradead.org>
Cc: Rik van Riel <riel@surriel.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: default avatarIngo Molnar <mingo@kernel.org>
parent fa0aafb8

include/asm-generic/tlb.h

+0 −1
Original line number Diff line number Diff line
@@ -182,7 +182,6 @@ struct mmu_table_batch { 
#define MAX_TABLE_BATCH		\

	((PAGE_SIZE - sizeof(struct mmu_table_batch)) / sizeof(void *))



extern void tlb_table_flush(struct mmu_gather *tlb);

extern void tlb_remove_table(struct mmu_gather *tlb, void *table);



#endif

mm/mmu_gather.c

+17 −17
Original line number Diff line number Diff line
@@ -91,22 +91,6 @@ bool __tlb_remove_page_size(struct mmu_gather *tlb, struct page *page, int page_ 


#endif /* HAVE_MMU_GATHER_NO_GATHER */



static void tlb_flush_mmu_free(struct mmu_gather *tlb)

{

#ifdef CONFIG_HAVE_RCU_TABLE_FREE

	tlb_table_flush(tlb);

#endif

#ifndef CONFIG_HAVE_MMU_GATHER_NO_GATHER

	tlb_batch_pages_flush(tlb);

#endif

}



void tlb_flush_mmu(struct mmu_gather *tlb)

{

	tlb_flush_mmu_tlbonly(tlb);

	tlb_flush_mmu_free(tlb);

}



#ifdef CONFIG_HAVE_RCU_TABLE_FREE



/*
@@ -159,7 +143,7 @@ static void tlb_remove_table_rcu(struct rcu_head *head) 
	free_page((unsigned long)batch);

}



void tlb_table_flush(struct mmu_gather *tlb)

static void tlb_table_flush(struct mmu_gather *tlb)

{

	struct mmu_table_batch **batch = &tlb->batch;
@@ -191,6 +175,22 @@ void tlb_remove_table(struct mmu_gather *tlb, void *table) 


#endif /* CONFIG_HAVE_RCU_TABLE_FREE */



static void tlb_flush_mmu_free(struct mmu_gather *tlb)

{

#ifdef CONFIG_HAVE_RCU_TABLE_FREE

	tlb_table_flush(tlb);

#endif

#ifndef CONFIG_HAVE_MMU_GATHER_NO_GATHER

	tlb_batch_pages_flush(tlb);

#endif

}



void tlb_flush_mmu(struct mmu_gather *tlb)

{

	tlb_flush_mmu_tlbonly(tlb);

	tlb_flush_mmu_free(tlb);

}



/**

 * tlb_gather_mmu - initialize an mmu_gather structure for page-table tear-down

 * @tlb: the mmu_gather structure to initialize

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