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rcu: Remove event tracing from Tiny RCU 

This commit saves a few lines by getting rid of Tiny RCU's event tracing.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
This commit is contained in:
Paul E. McKenney 2017-05-17 10:17:03 -07:00
parent 43a0a2a7d7
commit c23484f0e7
1 changed files with 0 additions and 6 deletions
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6
kernel/rcu/tiny.c
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@ -35,7 +35,6 @@
#include <linux/time.h> #include <linux/time.h>
#include <linux/cpu.h> #include <linux/cpu.h>
#include <linux/prefetch.h> #include <linux/prefetch.h>
#include <linux/trace_events.h>
#include "rcu.h" #include "rcu.h"
@ -139,7 +138,6 @@ static void __rcu_process_callbacks(struct rcu_ctrlblk *rcp)
local_irq_restore(flags); local_irq_restore(flags);
return; return;
} }
RCU_TRACE(trace_rcu_batch_start(rcp->name, 0, rcp->qlen, -1);)
list = rcp->rcucblist; list = rcp->rcucblist;
rcp->rcucblist = *rcp->donetail; rcp->rcucblist = *rcp->donetail;
*rcp->donetail = NULL; *rcp->donetail = NULL;
@ -161,10 +159,6 @@ static void __rcu_process_callbacks(struct rcu_ctrlblk *rcp)
RCU_TRACE(cb_count++;) RCU_TRACE(cb_count++;)
} }
RCU_TRACE(rcu_trace_sub_qlen(rcp, cb_count);) RCU_TRACE(rcu_trace_sub_qlen(rcp, cb_count);)
RCU_TRACE(trace_rcu_batch_end(rcp->name,
cb_count, 0, need_resched(),
is_idle_task(current),
false));
} }
static __latent_entropy void rcu_process_callbacks(struct softirq_action *unused) static __latent_entropy void rcu_process_callbacks(struct softirq_action *unused)