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author | Thomas Gleixner <tglx@linutronix.de> | 2016-01-12 11:01:12 +0100 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2016-01-12 11:01:12 +0100 |
commit | 1f16f116b01c110db20ab808562c8b8bc3ee3d6e (patch) | |
tree | 44db563f64cf5f8d62af8f99a61e2b248c44ea3a /include/linux/perf_event.h | |
parent | 03724ac3d48f8f0e3caf1d30fa134f8fd96c94e2 (diff) | |
parent | f9eccf24615672896dc13251410c3f2f33a14f95 (diff) | |
download | talos-obmc-linux-1f16f116b01c110db20ab808562c8b8bc3ee3d6e.tar.gz talos-obmc-linux-1f16f116b01c110db20ab808562c8b8bc3ee3d6e.zip |
Merge branches 'clockevents/4.4-fixes' and 'clockevents/4.5-fixes' of http://git.linaro.org/people/daniel.lezcano/linux into timers/urgent
Pull in fixes from Daniel Lezcano:
- Fix the vt8500 timer leading to a system lock up when dealing with too
small delta (Roman Volkov)
- Select the CLKSRC_MMIO when the fsl_ftm_timer is enabled with COMPILE_TEST
(Daniel Lezcano)
- Prevent to compile timers using the 'iomem' API when the architecture has
not HAS_IOMEM set (Richard Weinberger)
Diffstat (limited to 'include/linux/perf_event.h')
-rw-r--r-- | include/linux/perf_event.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index d841d33bcdc9..f9828a48f16a 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -697,9 +697,11 @@ struct perf_cgroup { * if there is no cgroup event for the current CPU context. */ static inline struct perf_cgroup * -perf_cgroup_from_task(struct task_struct *task) +perf_cgroup_from_task(struct task_struct *task, struct perf_event_context *ctx) { - return container_of(task_css(task, perf_event_cgrp_id), + return container_of(task_css_check(task, perf_event_cgrp_id, + ctx ? lockdep_is_held(&ctx->lock) + : true), struct perf_cgroup, css); } #endif /* CONFIG_CGROUP_PERF */ |