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| author | Akinobu Mita <akinobu.mita@gmail.com> | 2010-05-26 14:43:34 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-05-27 09:12:48 -0700 |
| commit | d882ba699dbdd2156891290c31c22dc13d6530e4 (patch) | |
| tree | ab3acf899b1f95b5591a906063cfcdb1f07fdd3f /arch/s390 | |
| parent | 1dee31f74fed47565ed62023fc65fcb7d6c5d648 (diff) | |
| download | lwn-d882ba699dbdd2156891290c31c22dc13d6530e4.tar.gz lwn-d882ba699dbdd2156891290c31c22dc13d6530e4.zip | |
s390: convert cpu notifier to return encapsulate errno value
By the previous modification, the cpu notifier can return encapsulate
errno value. This converts the cpu notifiers for s390.
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/s390')
| -rw-r--r-- | arch/s390/kernel/smp.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c index e4d98de83dd8..541053ed234e 100644 --- a/arch/s390/kernel/smp.c +++ b/arch/s390/kernel/smp.c @@ -944,21 +944,21 @@ static int __cpuinit smp_cpu_notify(struct notifier_block *self, struct cpu *c = &per_cpu(cpu_devices, cpu); struct sys_device *s = &c->sysdev; struct s390_idle_data *idle; + int err = 0; switch (action) { case CPU_ONLINE: case CPU_ONLINE_FROZEN: idle = &per_cpu(s390_idle, cpu); memset(idle, 0, sizeof(struct s390_idle_data)); - if (sysfs_create_group(&s->kobj, &cpu_online_attr_group)) - return NOTIFY_BAD; + err = sysfs_create_group(&s->kobj, &cpu_online_attr_group); break; case CPU_DEAD: case CPU_DEAD_FROZEN: sysfs_remove_group(&s->kobj, &cpu_online_attr_group); break; } - return NOTIFY_OK; + return notifier_from_errno(err); } static struct notifier_block __cpuinitdata smp_cpu_nb = { |