[PATCH] likely cleanup: remove unlikely in sys_mprotect()

With likely/unlikely profiling on my not-so-busy-typical-developmentsystem there are 5k misses vs 2k hits. So I guess we should remove the unlikely. Signed-off-by: Hua Zhong <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
berg · Jun 23, 2006 · b344e05 · b344e05
1 parent cfd9b7d
commit b344e05
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/mm/mprotect.c b/mm/mprotect.c
@@ -205,8 +205,7 @@ sys_mprotect(unsigned long start, size_t len, unsigned long prot)
 	/*
 	 * Does the application expect PROT_READ to imply PROT_EXEC:
 	 */
-	if (unlikely((prot & PROT_READ) &&
-			(current->personality & READ_IMPLIES_EXEC)))
+	if ((prot & PROT_READ) && (current->personality & READ_IMPLIES_EXEC))
 		prot |= PROT_EXEC;
 
 	vm_flags = calc_vm_prot_bits(prot);