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rcutorture: Move SRCU status printing to SRCU implementations

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This commit gets rid of some ugly #ifdefs in rcutorture.c by moving
the SRCU status printing to the SRCU implementations.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
This commit is contained in:
Paul E. McKenney 2017-05-22 13:31:03 -07:00
parent 520eccdfe1
commit 115a1a5285
4 changed files with 49 additions and 38 deletions
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13
include/linux/srcutiny.h
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@ -87,4 +87,17 @@ static inline void srcu_barrier(struct srcu_struct *sp)
synchronize_srcu(sp);
}
/* Defined here to avoid size increase for non-torture kernels. */
static inline void srcu_torture_stats_print(struct srcu_struct *sp,
char *tt, char *tf)
{
int idx;
idx = READ_ONCE(sp->srcu_idx) & 0x1;
pr_alert("%s%s Tiny SRCU per-CPU(idx=%d): (%hd,%hd)\n",
tt, tf, idx,
READ_ONCE(sp->srcu_lock_nesting[!idx]),
READ_ONCE(sp->srcu_lock_nesting[idx]));
}
#endif