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| author | Paul E. McKenney | 2017-10-03 01:54:49 +0200 |
|---|---|---|
| committer | Paul E. McKenney | 2017-11-27 17:40:09 +0100 |
| commit | 2e672ab2d491713541963afca3a5967ccc2376e9 (patch) | |
| tree | bb47329042e035fbda4b6e8140d51075851c3982 /init/do_mounts.h | |
| parent | Linux 4.15-rc1 (diff) | |
| download | kernel-qcow2-linux-2e672ab2d491713541963afca3a5967ccc2376e9.tar.gz kernel-qcow2-linux-2e672ab2d491713541963afca3a5967ccc2376e9.tar.xz kernel-qcow2-linux-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 'init/do_mounts.h')
0 files changed, 0 insertions, 0 deletions