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authorBjorn Andersson <bjorn.andersson@linaro.org>2021-08-16 18:02:26 -0500
committerBjorn Andersson <bjorn.andersson@linaro.org>2021-08-16 18:02:26 -0500
commit198b8c8ede36d2135df73fee19506276059a0f8e (patch)
treebf6c582edf18fa1a14833e30eded74c722cd1179 /kernel/trace/trace.c
parent97ec669dfcfa22f8a595356ceb6ce46e7b4a82e9 (diff)
parentff1176468d368232b684f75e82563369208bc371 (diff)
Merge tag 'v5.14-rc3' into arm64-for-5.15
The USB maintainer felt the strong need to push '1f958f3dff42 ("Revert "arm64: dts: qcom: Harmonize DWC USB3 DT nodes name"")' through the usb tree, so merge v5.14-rc3 to resolve the resulting merge conflicts. Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Diffstat (limited to 'kernel/trace/trace.c')
-rw-r--r--kernel/trace/trace.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index f8b80b5bab71..c59dd35a6da5 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -5609,6 +5609,10 @@ static const char readme_msg[] =
"\t [:name=histname1]\n"
"\t [:<handler>.<action>]\n"
"\t [if <filter>]\n\n"
+ "\t Note, special fields can be used as well:\n"
+ "\t common_timestamp - to record current timestamp\n"
+ "\t common_cpu - to record the CPU the event happened on\n"
+ "\n"
"\t When a matching event is hit, an entry is added to a hash\n"
"\t table using the key(s) and value(s) named, and the value of a\n"
"\t sum called 'hitcount' is incremented. Keys and values\n"