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authorIngo Molnar <mingo@kernel.org>2021-04-20 10:13:58 +0200
committerIngo Molnar <mingo@kernel.org>2021-04-20 10:13:58 +0200
commitd0d252b8ca7a636640a7dca8606edf7c3bcfe0b8 (patch)
tree992b53f3c91669f3597e05997b61fa09db2155df /include/linux/cpu.h
parentsched/debug: Rename the sched_debug parameter to sched_verbose (diff)
parentLinux 5.12-rc8 (diff)
Merge tag 'v5.12-rc8' into sched/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux/cpu.h')
-rw-r--r--include/linux/cpu.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/cpu.h b/include/linux/cpu.h
index 3aaa0687e8df..94a578a96202 100644
--- a/include/linux/cpu.h
+++ b/include/linux/cpu.h
@@ -108,6 +108,8 @@ static inline void cpu_maps_update_done(void)
{
}
+static inline int add_cpu(unsigned int cpu) { return 0;}
+
#endif /* CONFIG_SMP */
extern struct bus_type cpu_subsys;
@@ -137,6 +139,7 @@ static inline int cpus_read_trylock(void) { return true; }
static inline void lockdep_assert_cpus_held(void) { }
static inline void cpu_hotplug_disable(void) { }
static inline void cpu_hotplug_enable(void) { }
+static inline int remove_cpu(unsigned int cpu) { return -EPERM; }
static inline void smp_shutdown_nonboot_cpus(unsigned int primary_cpu) { }
#endif /* !CONFIG_HOTPLUG_CPU */