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| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2016-05-06 10:57:33 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2016-05-10 13:24:49 +0200 |
| commit | 4c07a399f98278f2a784cdf71053c85a4082f4db (patch) | |
| tree | 2e460162331470fbddc677d7f293472ff9134c45 /arch/s390 | |
| parent | s390/cpuinfo: simplify locking and skip offline cpus early (diff) | |
| download | linux-4c07a399f98278f2a784cdf71053c85a4082f4db.tar.xz linux-4c07a399f98278f2a784cdf71053c85a4082f4db.zip | |
s390/cache: remove superfluous locking
With "s390/cpuinfo: simplify locking and skip offline cpus early" we
prevent already that cpus will go away. The additional
get_online_cpus() / put_online_cpus() within show_cacheinfo() is not
needed anymore.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390')
| -rw-r--r-- | arch/s390/kernel/cache.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/s390/kernel/cache.c b/arch/s390/kernel/cache.c index 8ba32436effe..77a84bd78be2 100644 --- a/arch/s390/kernel/cache.c +++ b/arch/s390/kernel/cache.c @@ -72,7 +72,6 @@ void show_cacheinfo(struct seq_file *m) if (!test_facility(34)) return; - get_online_cpus(); this_cpu_ci = get_cpu_cacheinfo(cpumask_any(cpu_online_mask)); for (idx = 0; idx < this_cpu_ci->num_leaves; idx++) { cache = this_cpu_ci->info_list + idx; @@ -86,7 +85,6 @@ void show_cacheinfo(struct seq_file *m) seq_printf(m, "associativity=%d", cache->ways_of_associativity); seq_puts(m, "\n"); } - put_online_cpus(); } static inline enum cache_type get_cache_type(struct cache_info *ci, int level) |