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[PATCH] coredump: Replace opencoded set_mask_bits()

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Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: linux-fsdevel@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
---
 fs/exec.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/fs/exec.c b/fs/exec.c
index 1977c2a553ac..25078627f048 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -1690,15 +1690,10 @@ EXPORT_SYMBOL(set_binfmt);
  */
 void set_dumpable(struct mm_struct *mm, int value)
 {
-	unsigned long old, new;
-
 	if (WARN_ON((unsigned)value > SUID_DUMP_ROOT))
 		return;
 
-	do {
-		old = ACCESS_ONCE(mm->flags);
-		new = (old & ~MMF_DUMPABLE_MASK) | value;
-	} while (cmpxchg(&mm->flags, old, new) != old);
+	set_mask_bits(&mm->flags, MMF_DUMPABLE_MASK, value);
 }
 
 SYSCALL_DEFINE3(execve,
-- 
1.9.1

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[PATCH] coredump: Replace opencoded set_mask_bits() Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2015-08-07 10:20 +0200
  Re: [PATCH] coredump: Replace opencoded set_mask_bits() Oleg Nesterov <oleg@redhat.com> - 2015-08-07 14:00 +0200
    Re: [PATCH] coredump: Replace opencoded set_mask_bits() Vineet Gupta <vgupta@synopsys.com> - 2015-08-07 16:50 +0200
      Re: [PATCH] coredump: Replace opencoded set_mask_bits() Peter Zijlstra <peterz@infradead.org> - 2015-08-07 17:00 +0200
        Re: [PATCH] coredump: Replace opencoded set_mask_bits() Vineet Gupta <vgupta@synopsys.com> - 2015-08-07 17:40 +0200
          Re: [PATCH] coredump: Replace opencoded set_mask_bits() Peter Zijlstra <peterz@infradead.org> - 2015-08-07 17:50 +0200
            Re: [PATCH] coredump: Replace opencoded set_mask_bits() Vineet Gupta <vgupta@synopsys.com> - 2015-08-07 18:00 +0200
              Re: [PATCH] coredump: Replace opencoded set_mask_bits() Peter Zijlstra <peterz@infradead.org> - 2015-08-07 18:10 +0200

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