These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / include / linux / cpuset.h

diff --git a/kernel/include/linux/cpuset.h b/kernel/include/linux/cpuset.h
index 1b35799..fea160e 100644 (file)
--- a/kernel/include/linux/cpuset.h
+++ b/kernel/include/linux/cpuset.h
@@ -93,7 +93,7 @@ extern int current_cpuset_is_being_rebound(void);
 
 extern void rebuild_sched_domains(void);
 
-extern void cpuset_print_task_mems_allowed(struct task_struct *p);
+extern void cpuset_print_current_mems_allowed(void);
 
 /*
  * read_mems_allowed_begin is required when making decisions involving
@@ -104,6 +104,9 @@ extern void cpuset_print_task_mems_allowed(struct task_struct *p);
  */
 static inline unsigned int read_mems_allowed_begin(void)
 {
+       if (!cpusets_enabled())
+               return 0;
+
        return read_seqcount_begin(&current->mems_allowed_seq);
 }
 
@@ -115,6 +118,9 @@ static inline unsigned int read_mems_allowed_begin(void)
  */
 static inline bool read_mems_allowed_retry(unsigned int seq)
 {
+       if (!cpusets_enabled())
+               return false;
+
        return read_seqcount_retry(&current->mems_allowed_seq, seq);
 }
 
@@ -131,6 +137,8 @@ static inline void set_mems_allowed(nodemask_t nodemask)
        task_unlock(current);
 }
 
+extern void cpuset_post_attach_flush(void);
+
 #else /* !CONFIG_CPUSETS */
 
 static inline bool cpusets_enabled(void) { return false; }
@@ -219,7 +227,7 @@ static inline void rebuild_sched_domains(void)
        partition_sched_domains(1, NULL, NULL);
 }
 
-static inline void cpuset_print_task_mems_allowed(struct task_struct *p)
+static inline void cpuset_print_current_mems_allowed(void)
 {
 }
 
@@ -237,6 +245,10 @@ static inline bool read_mems_allowed_retry(unsigned int seq)
        return false;
 }
 
+static inline void cpuset_post_attach_flush(void)
+{
+}
+
 #endif /* !CONFIG_CPUSETS */
 
 #endif /* _LINUX_CPUSET_H */