[17/29] mm: remove unmap_vmap_area
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Message ID 20200414131348.444715-18-hch@lst.de
State In Next
Commit c3b1538c0450b6aaee32df3ba649cd0e3a30e03d
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Series
  • [01/29] x86/hyperv: use vmalloc_exec for the hypercall page
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Commit Message

Christoph Hellwig April 14, 2020, 1:13 p.m. UTC 
This function just has a single caller, open code it there.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
---
 mm/vmalloc.c | 10 +---------
 1 file changed, 1 insertion(+), 9 deletions(-)

Patch
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diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index b0c7cdc8701a..258220b203f1 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -1247,14 +1247,6 @@  int unregister_vmap_purge_notifier(struct notifier_block *nb)
 }
 EXPORT_SYMBOL_GPL(unregister_vmap_purge_notifier);
 
-/*
- * Clear the pagetable entries of a given vmap_area
- */
-static void unmap_vmap_area(struct vmap_area *va)
-{
-	unmap_kernel_range_noflush(va->va_start, va->va_end - va->va_start);
-}
-
 /*
  * lazy_max_pages is the maximum amount of virtual address space we gather up
  * before attempting to purge with a TLB flush.
@@ -1416,7 +1408,7 @@  static void free_vmap_area_noflush(struct vmap_area *va)
 static void free_unmap_vmap_area(struct vmap_area *va)
 {
 	flush_cache_vunmap(va->va_start, va->va_end);
-	unmap_vmap_area(va);
+	unmap_kernel_range_noflush(va->va_start, va->va_end - va->va_start);
 	if (debug_pagealloc_enabled_static())
 		flush_tlb_kernel_range(va->va_start, va->va_end);