remove unused flush_tlb_pgtables

Nobody uses flush_tlb_pgtables anymore, this patch removes all remaining
traces of it from all archs.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: <linux-arch@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2 files changed, 0 insertions, 16 deletions

diff --git a/include/asm-x86/tlbflush_32.h b/include/asm-x86/tlbflush_32.h
index a50fa6741486..2bd5b95e2048 100644
--- a/include/asm-x86/tlbflush_32.h
+++ b/include/asm-x86/tlbflush_32.h
@@ -78,7 +78,6 @@
  *  - flush_tlb_page(vma, vmaddr) flushes one page
  *  - flush_tlb_range(vma, start, end) flushes a range of pages
  *  - flush_tlb_kernel_range(start, end) flushes a range of kernel pages
- *  - flush_tlb_pgtables(mm, start, end) flushes a range of page tables
  *  - flush_tlb_others(cpumask, mm, va) flushes a TLBs on other cpus
  *
  * ..but the i386 has somewhat limited tlb flushing capabilities,
@@ -166,10 +165,4 @@ static inline void flush_tlb_kernel_range(unsigned long start,
         flush_tlb_all();
 }
 
-static inline void flush_tlb_pgtables(struct mm_struct *mm,
-                                      unsigned long start, unsigned long end)
-{
-        /* i386 does not keep any page table caches in TLB */
-}
-
 #endif /* _I386_TLBFLUSH_H */
diff --git a/include/asm-x86/tlbflush_64.h b/include/asm-x86/tlbflush_64.h
index 888eb4abdd07..7731fd23d572 100644
--- a/include/asm-x86/tlbflush_64.h
+++ b/include/asm-x86/tlbflush_64.h
@@ -31,7 +31,6 @@ static inline void __flush_tlb_all(void)
  *  - flush_tlb_page(vma, vmaddr) flushes one page
  *  - flush_tlb_range(vma, start, end) flushes a range of pages
  *  - flush_tlb_kernel_range(start, end) flushes a range of kernel pages
- *  - flush_tlb_pgtables(mm, start, end) flushes a range of page tables
  *
  * x86-64 can only flush individual pages or full VMs. For a range flush
  * we always do the full VM. Might be worth trying if for a small
@@ -98,12 +97,4 @@ static inline void flush_tlb_kernel_range(unsigned long start,
         flush_tlb_all();
 }
 
-static inline void flush_tlb_pgtables(struct mm_struct *mm,
-                                      unsigned long start, unsigned long end)
-{
-        /* x86_64 does not keep any page table caches in a software TLB.
-           The CPUs do in their hardware TLBs, but they are handled
-           by the normal TLB flushing algorithms. */
-}
-
 #endif /* _X8664_TLBFLUSH_H */