diff options
| author | Maxime Ripard <maxime@cerno.tech> | 2021-09-14 09:25:30 +0200 |
|---|---|---|
| committer | Maxime Ripard <maxime@cerno.tech> | 2021-09-14 09:25:30 +0200 |
| commit | 2f76520561d01a5f37e6d6ed2c2e441b6a355a96 (patch) | |
| tree | 692f210145f35ec2621e2015d788267f25e673cb /include/linux/srcutiny.h | |
| parent | 617d5b34f22c66fe9fc9f150be27f5de1b87ca15 (diff) | |
| parent | 6880fa6c56601bb8ed59df6c30fd390cc5f6dd8f (diff) | |
Merge drm/drm-next into drm-misc-next
Kickstart new drm-misc-next cycle.
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Diffstat (limited to 'include/linux/srcutiny.h')
| -rw-r--r-- | include/linux/srcutiny.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/include/linux/srcutiny.h b/include/linux/srcutiny.h index 0e0cf4d6a72a..6cfaa0a9a9b9 100644 --- a/include/linux/srcutiny.h +++ b/include/linux/srcutiny.h @@ -61,7 +61,7 @@ static inline int __srcu_read_lock(struct srcu_struct *ssp) int idx; idx = ((READ_ONCE(ssp->srcu_idx) + 1) & 0x2) >> 1; - WRITE_ONCE(ssp->srcu_lock_nesting[idx], ssp->srcu_lock_nesting[idx] + 1); + WRITE_ONCE(ssp->srcu_lock_nesting[idx], READ_ONCE(ssp->srcu_lock_nesting[idx]) + 1); return idx; } @@ -81,11 +81,11 @@ static inline void srcu_torture_stats_print(struct srcu_struct *ssp, { int idx; - idx = ((READ_ONCE(ssp->srcu_idx) + 1) & 0x2) >> 1; + idx = ((data_race(READ_ONCE(ssp->srcu_idx)) + 1) & 0x2) >> 1; pr_alert("%s%s Tiny SRCU per-CPU(idx=%d): (%hd,%hd)\n", tt, tf, idx, - READ_ONCE(ssp->srcu_lock_nesting[!idx]), - READ_ONCE(ssp->srcu_lock_nesting[idx])); + data_race(READ_ONCE(ssp->srcu_lock_nesting[!idx])), + data_race(READ_ONCE(ssp->srcu_lock_nesting[idx]))); } #endif |