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| author | Heiko Carstens <hca@linux.ibm.com> | 2024-11-26 14:28:25 +0100 |
|---|---|---|
| committer | Heiko Carstens <hca@linux.ibm.com> | 2024-11-28 14:12:04 +0100 |
| commit | 1200f216a3043ad78e89ce1f573fe6d62ed5e5d0 (patch) | |
| tree | 125fec8ae83b8d40611300ccc758f9b36a4f68ea /tools/perf/scripts/python/parallel-perf.py | |
| parent | 2c3bc137f1e339c4fa9485ec4028433b8cb7374b (diff) | |
s390/spinlock: Generate shorter code for arch_spin_unlock()
Use mvhhi instead of sth to write a zero to spinlocks. Compared to the
sth variant this avoids the load of zero to a register, and reduces
register pressure.
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Diffstat (limited to 'tools/perf/scripts/python/parallel-perf.py')
0 files changed, 0 insertions, 0 deletions