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| author | David S. Miller <davem@davemloft.net> | 2017-11-10 04:00:18 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-11-10 04:00:18 +0300 |
| commit | 4dc6758d7824a6d25717ccceefc488cafdb07210 (patch) | |
| tree | 992e5d5996910af35a5c12fe94da14d0bb167452 /kernel/events | |
| parent | 19aeeb9f46cb4b9474ebeb50cb01b9a1adba73b8 (diff) | |
| parent | 3fefc31843cfe2b5f072efe11ed9ccaf6a7a5092 (diff) | |
| download | linux-4dc6758d7824a6d25717ccceefc488cafdb07210.tar.xz | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Simple cases of overlapping changes in the packet scheduler.
Must easier to resolve this time.
Which probably means that I screwed it up somehow.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'kernel/events')
| -rw-r--r-- | kernel/events/core.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/kernel/events/core.c b/kernel/events/core.c index 9660ee65fbef..42d24bd64ea4 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -901,9 +901,11 @@ list_update_cgroup_event(struct perf_event *event, cpuctx_entry = &cpuctx->cgrp_cpuctx_entry; /* cpuctx->cgrp is NULL unless a cgroup event is active in this CPU .*/ if (add) { + struct perf_cgroup *cgrp = perf_cgroup_from_task(current, ctx); + list_add(cpuctx_entry, this_cpu_ptr(&cgrp_cpuctx_list)); - if (perf_cgroup_from_task(current, ctx) == event->cgrp) - cpuctx->cgrp = event->cgrp; + if (cgroup_is_descendant(cgrp->css.cgroup, event->cgrp->css.cgroup)) + cpuctx->cgrp = cgrp; } else { list_del(cpuctx_entry); cpuctx->cgrp = NULL; |