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-rw-r--r--include/linux/cpuset.h10
1 files changed, 8 insertions, 2 deletions
diff --git a/include/linux/cpuset.h b/include/linux/cpuset.h
index 1b357997cac5..85a868ccb493 100644
--- a/include/linux/cpuset.h
+++ b/include/linux/cpuset.h
@@ -93,7 +93,7 @@ extern int current_cpuset_is_being_rebound(void);
93 93
94extern void rebuild_sched_domains(void); 94extern void rebuild_sched_domains(void);
95 95
96extern void cpuset_print_task_mems_allowed(struct task_struct *p); 96extern void cpuset_print_current_mems_allowed(void);
97 97
98/* 98/*
99 * read_mems_allowed_begin is required when making decisions involving 99 * 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);
104 */ 104 */
105static inline unsigned int read_mems_allowed_begin(void) 105static inline unsigned int read_mems_allowed_begin(void)
106{ 106{
107 if (!cpusets_enabled())
108 return 0;
109
107 return read_seqcount_begin(&current->mems_allowed_seq); 110 return read_seqcount_begin(&current->mems_allowed_seq);
108} 111}
109 112
@@ -115,6 +118,9 @@ static inline unsigned int read_mems_allowed_begin(void)
115 */ 118 */
116static inline bool read_mems_allowed_retry(unsigned int seq) 119static inline bool read_mems_allowed_retry(unsigned int seq)
117{ 120{
121 if (!cpusets_enabled())
122 return false;
123
118 return read_seqcount_retry(&current->mems_allowed_seq, seq); 124 return read_seqcount_retry(&current->mems_allowed_seq, seq);
119} 125}
120 126
@@ -219,7 +225,7 @@ static inline void rebuild_sched_domains(void)
219 partition_sched_domains(1, NULL, NULL); 225 partition_sched_domains(1, NULL, NULL);
220} 226}
221 227
222static inline void cpuset_print_task_mems_allowed(struct task_struct *p) 228static inline void cpuset_print_current_mems_allowed(void)
223{ 229{
224} 230}
225 231