rt-patches/0118-wait.h-include-atomic.h.patch

   1 From 3ab22b5eed16453d92b83c865471b2e20178f626 Mon Sep 17 00:00:00 2001
   2 From: Grygorii Strashko <Grygorii.Strashko@linaro.org>
   3 Date: Tue, 21 Jul 2015 19:43:56 +0300
   4 Subject: [PATCH 118/366] wait.h: include atomic.h
   5
   6 This patch fixes build error:
   7   CC      kernel/pid_namespace.o
   8 In file included from kernel/pid_namespace.c:11:0:
   9 include/linux/pid.h: In function 'get_pid':
  10 include/linux/pid.h:78:3: error: implicit declaration of function 'atomic_inc' [-Werror=implicit-function-declaration]
  11    atomic_inc(&pid->count);
  12    ^
  13 which happens when
  14  CONFIG_PROVE_LOCKING=n
  15  CONFIG_DEBUG_SPINLOCK=n
  16  CONFIG_DEBUG_MUTEXES=n
  17  CONFIG_DEBUG_LOCK_ALLOC=n
  18  CONFIG_PID_NS=y
  19
  20 Vanilla gets this via spinlock.h.
  21
  22 Signed-off-by: Grygorii Strashko <Grygorii.Strashko@linaro.org>
  23 Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
  24 ---
  25  include/linux/pid.h | 1 +
  26  1 file changed, 1 insertion(+)
  27
  28 diff --git a/include/linux/pid.h b/include/linux/pid.h
  29 index 97b745d..01a5460 100644
  30 --- a/include/linux/pid.h
  31 +++ b/include/linux/pid.h
  32 @@ -2,6 +2,7 @@
  33  #define _LINUX_PID_H
  34
  35  #include <linux/rcupdate.h>
  36 +#include <linux/atomic.h>
  37
  38  enum pid_type
  39  {
  40 --
  41 1.9.1
  42