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| author |   Martin Schwidefsky <schwidefsky@de.ibm.com> | 2014-10-20 10:24:39 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2014-10-27 13:27:01 +0100 |
| commit | 1f759bb3a2a0d75ceeeec729b1c66a7f443631ba (patch) | |
| tree | cd481b9e09cb8fcfe703957bd11c0996528586d6 /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | Linux 3.18-rc2 (diff) | |
| download | linux-dev-1f759bb3a2a0d75ceeeec729b1c66a7f443631ba.tar.xz linux-dev-1f759bb3a2a0d75ceeeec729b1c66a7f443631ba.zip | |
s390/time: use stck clock fast for do_account_vtime
The last high frequency call site of the STCK instruction is
do_account_vtime. Replace it with the faster STCKF instruction.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions