mm/mmap: kill hook arch_rebalance_pgtables()

Nobody uses it. Signed-off-by: Konstantin Khlebnikov <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
ambv · May 20, 2016 · 1269019 · 1269019
1 parent e87d59f
commit 1269019
Showing 1 changed file with 0 additions and 5 deletions.
diff --git a/mm/mmap.c b/mm/mmap.c
@@ -55,10 +55,6 @@
 #define arch_mmap_check(addr, len, flags)	(0)
 #endif
 
-#ifndef arch_rebalance_pgtables
-#define arch_rebalance_pgtables(addr, len)		(addr)
-#endif
-
 #ifdef CONFIG_HAVE_ARCH_MMAP_RND_BITS
 const int mmap_rnd_bits_min = CONFIG_ARCH_MMAP_RND_BITS_MIN;
 const int mmap_rnd_bits_max = CONFIG_ARCH_MMAP_RND_BITS_MAX;
@@ -1911,7 +1907,6 @@ get_unmapped_area(struct file *file, unsigned long addr, unsigned long len,
 	if (offset_in_page(addr))
 		return -EINVAL;
 
-	addr = arch_rebalance_pgtables(addr, len);
 	error = security_mmap_addr(addr);
 	return error ? error : addr;
 }