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| author | Paul E. McKenney <[email protected]> | 2017-10-02 16:54:49 -0700 |
|---|---|---|
| committer | Paul E. McKenney <[email protected]> | 2017-11-27 08:40:09 -0800 |
| commit | 2e672ab2d491713541963afca3a5967ccc2376e9 (patch) | |
| tree | bb47329042e035fbda4b6e8140d51075851c3982 /tools/testing/radix-tree/linux/kernel.h | |
| parent | 4fbd8d194f06c8a3fd2af1ce560ddb31f7ec8323 (diff) | |
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 <[email protected]>
Diffstat (limited to 'tools/testing/radix-tree/linux/kernel.h')
0 files changed, 0 insertions, 0 deletions