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author | Peter Zijlstra <peterz@infradead.org> | 2021-10-07 00:40:17 +0200 |
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committer | Peter Zijlstra <peterz@infradead.org> | 2021-10-07 00:40:17 +0200 |
commit | b08cadbd3b8721db738d9a00ef3ce3ed667e6d9c (patch) | |
tree | 1b44ef760764ea19f82fd80088135d23ab565d2d /include/linux/perf_event.h | |
parent | db2b0c5d7b6f19b3c2cab08c531b65342eb5252b (diff) | |
parent | fe255fe6ad97685e5a4be0d871f43288dbc10ad6 (diff) |
Merge branch 'objtool/urgent'
Fixup conflicts.
# Conflicts:
# tools/objtool/check.c
Diffstat (limited to 'include/linux/perf_event.h')
-rw-r--r-- | include/linux/perf_event.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index fe156a8170aa..9b60bb89d86a 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -683,7 +683,9 @@ struct perf_event { /* * timestamp shadows the actual context timing but it can * be safely used in NMI interrupt context. It reflects the - * context time as it was when the event was last scheduled in. + * context time as it was when the event was last scheduled in, + * or when ctx_sched_in failed to schedule the event because we + * run out of PMC. * * ctx_time already accounts for ctx->timestamp. Therefore to * compute ctx_time for a sample, simply add perf_clock(). |