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* [PATCH] mm, trivial: Simplify flag check
@ 2015-03-27  8:35 Borislav Petkov
  0 siblings, 0 replies; only message in thread
From: Borislav Petkov @ 2015-03-27  8:35 UTC (permalink / raw)
  To: trivial; +Cc: linux-mm

From: Borislav Petkov <bp@suse.de>

Flip the flag test so that it is the simplest. No functional change,
just a small readability improvement:

No code changed:

  # arch/x86/kernel/sys_x86_64.o:

   text    data     bss     dec     hex filename
   1551      24       0    1575     627 sys_x86_64.o.before
   1551      24       0    1575     627 sys_x86_64.o.after

md5:
   70708d1b1ad35cc891118a69dc1a63f9  sys_x86_64.o.before.asm
   70708d1b1ad35cc891118a69dc1a63f9  sys_x86_64.o.after.asm

Signed-off-by: Borislav Petkov <bp@suse.de>
---
 include/linux/mm.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/include/linux/mm.h b/include/linux/mm.h
index 47a93928b90f..43e876e9e28b 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1973,10 +1973,10 @@ extern unsigned long unmapped_area_topdown(struct vm_unmapped_area_info *info);
 static inline unsigned long
 vm_unmapped_area(struct vm_unmapped_area_info *info)
 {
-	if (!(info->flags & VM_UNMAPPED_AREA_TOPDOWN))
-		return unmapped_area(info);
-	else
+	if (info->flags & VM_UNMAPPED_AREA_TOPDOWN)
 		return unmapped_area_topdown(info);
+	else
+		return unmapped_area(info);
 }
 
 /* truncate.c */
-- 
2.3.3

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2015-03-27  8:35 [PATCH] mm, trivial: Simplify flag check Borislav Petkov

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