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author | Paolo Bonzini <pbonzini@redhat.com> | 2021-09-06 06:34:11 -0400 |
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committer | Paolo Bonzini <pbonzini@redhat.com> | 2021-09-06 06:34:48 -0400 |
commit | e99314a340d27efafab3b7ea226beb239162cd46 (patch) | |
tree | e16aebf4ddd982518c89eda4ccebdaff1c430723 /kernel/trace/trace.c | |
parent | 0d0a19395baa36ab186df8081ab7f7b57c3fade1 (diff) | |
parent | 419025b3b4190ee867ef4fc48fb3bd7da2e67a0c (diff) |
Merge tag 'kvmarm-5.15' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD
KVM/arm64 updates for 5.15
- Page ownership tracking between host EL1 and EL2
- Rely on userspace page tables to create large stage-2 mappings
- Fix incompatibility between pKVM and kmemleak
- Fix the PMU reset state, and improve the performance of the virtual PMU
- Move over to the generic KVM entry code
- Address PSCI reset issues w.r.t. save/restore
- Preliminary rework for the upcoming pKVM fixed feature
- A bunch of MM cleanups
- a vGIC fix for timer spurious interrupts
- Various cleanups
Diffstat (limited to 'kernel/trace/trace.c')
-rw-r--r-- | kernel/trace/trace.c | 4 |
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" |