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| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-11-06 21:49:33 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-11-06 21:49:33 +0300 |
| commit | 7f9f879243d6cf5d2d60d12065e93189cc343387 (patch) | |
| tree | e74619a16f8291f7225ee9877cf93e530243e0d3 /arch/powerpc/kernel/sysfs.c | |
| parent | 32f7aa2731b24ad8393f26d63df959d74844345f (diff) | |
| parent | fe91c4725aeed35023ba4f7a1e1adfebb6878c23 (diff) | |
| download | linux-7f9f879243d6cf5d2d60d12065e93189cc343387.tar.xz | |
Merge remote-tracking branch 'torvalds/master' into perf/core
To pick up some tools/perf/ patches that went via tip/perf/core, such
as:
tools/perf: Add mem_hops field in perf_mem_data_src structure
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'arch/powerpc/kernel/sysfs.c')
| -rw-r--r-- | arch/powerpc/kernel/sysfs.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/sysfs.c b/arch/powerpc/kernel/sysfs.c index defecb3b1b15..08d8072d6e7a 100644 --- a/arch/powerpc/kernel/sysfs.c +++ b/arch/powerpc/kernel/sysfs.c @@ -928,7 +928,8 @@ static int unregister_cpu_online(unsigned int cpu) struct device_attribute *attrs, *pmc_attrs; int i, nattrs; - BUG_ON(!c->hotpluggable); + if (WARN_RATELIMIT(!c->hotpluggable, "cpu %d can't be offlined\n", cpu)) + return -EBUSY; #ifdef CONFIG_PPC64 if (cpu_has_feature(CPU_FTR_SMT)) |