diff options
| author |   Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2017-10-02 16:54:49 -0700 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2017-11-27 08:40:09 -0800 |
| commit | 2e672ab2d491713541963afca3a5967ccc2376e9 (patch) | |
| tree | bb47329042e035fbda4b6e8140d51075851c3982 /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | Linux 4.15-rc1 (diff) | |
| download | linux-dev-2e672ab2d491713541963afca3a5967ccc2376e9.tar.xz linux-dev-2e672ab2d491713541963afca3a5967ccc2376e9.zip | |
rcu: Avoid ->dynticks_nmi_nesting store tearing
NMIs can nest, and store tearing could in theory happen on carries
from one byte to the next. This commit therefore adds the WRITE_ONCE()
macros preventing this.
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions