diff options
| author | Tejun Heo <tj@kernel.org> | 2013-02-27 17:04:55 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-02-27 19:10:19 -0800 |
| commit | 0e9c3be20d88aa5ed13fde4ece50f45eb96824ad (patch) | |
| tree | 4fd38508531c20ad7595157996395f079a580011 | |
| parent | d228d9ec2c9a119ce15c6446ebeec05786ab3287 (diff) | |
events: convert to idr_alloc()
Convert to the much saner new idr interface.
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | kernel/events/core.c | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/kernel/events/core.c b/kernel/events/core.c index ccc457e3635..5a92cf6beff 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -5965,13 +5965,9 @@ int perf_pmu_register(struct pmu *pmu, char *name, int type) pmu->name = name; if (type < 0) { - int err = idr_pre_get(&pmu_idr, GFP_KERNEL); - if (!err) - goto free_pdc; - - err = idr_get_new_above(&pmu_idr, pmu, PERF_TYPE_MAX, &type); - if (err) { - ret = err; + type = idr_alloc(&pmu_idr, pmu, PERF_TYPE_MAX, 0, GFP_KERNEL); + if (type < 0) { + ret = type; goto free_pdc; } } |