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author | Jakub Kicinski <kuba@kernel.org> | 2021-10-07 15:24:06 -0700 |
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committer | Jakub Kicinski <kuba@kernel.org> | 2021-10-07 15:24:06 -0700 |
commit | 9fe1155233c8290ca6e206053e531ef87f9026ea (patch) | |
tree | ef0d45b2562e01beb8ce4cb4cd016155b4e32a65 /include/linux/perf_event.h | |
parent | ethernet: ti: cpts: Use devm_kcalloc() instead of devm_kzalloc() (diff) | |
parent | Merge tag 'nfsd-5.15-3' of git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux (diff) | |
download | linux-dev-9fe1155233c8290ca6e206053e531ef87f9026ea.tar.xz linux-dev-9fe1155233c8290ca6e206053e531ef87f9026ea.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
No conflicts.
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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 0cbc5dfe1110..2c41c8da1515 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -684,7 +684,9 @@ 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(). |