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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-07-26 12:55:17 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-07-26 12:55:17 +0200
commit71e69d7adee10a55b817df748dec5bfec7bf4c30 (patch)
treeac342851e20df5a5f7891cc603998b654d26724c /kernel/trace/trace.c
parent03b1292d1c0ea195e025e667555d74db7da82026 (diff)
parentff1176468d368232b684f75e82563369208bc371 (diff)
Merge 5.14-rc3 into char-misc-next
We need the char-misc fixes from 5.14-rc3 into here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.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"