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rcu: Remove the interface "rcudata.csv"
This patch removes the interface "rcudata.csv" since it is apparently not used. Signed-off-by: Michael Wang <wangyun@linux.vnet.ibm.com> Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
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parent
c011c41f11
commit
5f4ee1fa16
1 changed files with 0 additions and 76 deletions
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@ -174,77 +174,6 @@ static const struct file_operations rcudata_fops = {
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.release = seq_release,
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};
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static void print_one_rcu_data_csv(struct seq_file *m, struct rcu_data *rdp)
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{
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if (!rdp->beenonline)
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return;
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seq_printf(m, "%d,%s,%lu,%lu,%d,%d",
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rdp->cpu,
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cpu_is_offline(rdp->cpu) ? "\"N\"" : "\"Y\"",
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rdp->completed, rdp->gpnum,
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rdp->passed_quiesce, rdp->qs_pending);
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seq_printf(m, ",%d,%llx,%d,%lu",
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atomic_read(&rdp->dynticks->dynticks),
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rdp->dynticks->dynticks_nesting,
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rdp->dynticks->dynticks_nmi_nesting,
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rdp->dynticks_fqs);
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seq_printf(m, ",%lu", rdp->offline_fqs);
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seq_printf(m, ",%ld,%ld,\"%c%c%c%c\"", rdp->qlen_lazy, rdp->qlen,
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".N"[rdp->nxttail[RCU_NEXT_READY_TAIL] !=
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rdp->nxttail[RCU_NEXT_TAIL]],
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".R"[rdp->nxttail[RCU_WAIT_TAIL] !=
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rdp->nxttail[RCU_NEXT_READY_TAIL]],
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".W"[rdp->nxttail[RCU_DONE_TAIL] !=
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rdp->nxttail[RCU_WAIT_TAIL]],
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".D"[&rdp->nxtlist != rdp->nxttail[RCU_DONE_TAIL]]);
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#ifdef CONFIG_RCU_BOOST
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seq_printf(m, ",%d,\"%c\"",
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per_cpu(rcu_cpu_has_work, rdp->cpu),
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convert_kthread_status(per_cpu(rcu_cpu_kthread_status,
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rdp->cpu)));
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#endif /* #ifdef CONFIG_RCU_BOOST */
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seq_printf(m, ",%ld", rdp->blimit);
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seq_printf(m, ",%lu,%lu,%lu\n",
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rdp->n_cbs_invoked, rdp->n_cbs_orphaned, rdp->n_cbs_adopted);
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}
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static int show_rcudata_csv(struct seq_file *m, void *v)
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{
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struct rcu_data *rdp = (struct rcu_data *)v;
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if (cpumask_first(cpu_possible_mask) == rdp->cpu) {
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seq_puts(m, "\"CPU\",\"Online?\",\"c\",\"g\",\"pq\",\"pq\",");
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seq_puts(m, "\"dt\",\"dt nesting\",\"dt NMI nesting\",\"df\",");
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seq_puts(m, "\"of\",\"qll\",\"ql\",\"qs\"");
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#ifdef CONFIG_RCU_BOOST
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seq_puts(m, "\"kt\",\"ktl\"");
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#endif /* #ifdef CONFIG_RCU_BOOST */
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seq_puts(m, ",\"b\",\"ci\",\"co\",\"ca\"\n");
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}
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print_one_rcu_data_csv(m, rdp);
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return 0;
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}
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static const struct seq_operations rcudate_csv_op = {
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.start = r_start,
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.next = r_next,
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.stop = r_stop,
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.show = show_rcudata_csv,
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};
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static int rcudata_csv_open(struct inode *inode, struct file *file)
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{
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return r_open(inode, file, &rcudate_csv_op);
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}
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static const struct file_operations rcudata_csv_fops = {
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.owner = THIS_MODULE,
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.open = rcudata_csv_open,
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.read = seq_read,
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.llseek = no_llseek,
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.release = seq_release,
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};
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#ifdef CONFIG_RCU_BOOST
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static void print_one_rcu_node_boost(struct seq_file *m, struct rcu_node *rnp)
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@ -496,11 +425,6 @@ static int __init rcutree_trace_init(void)
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if (!retval)
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goto free_out;
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retval = debugfs_create_file("rcudata.csv", 0444,
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rspdir, rsp, &rcudata_csv_fops);
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if (!retval)
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goto free_out;
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retval = debugfs_create_file("rcu_pending", 0444,
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rspdir, rsp, &rcu_pending_fops);
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if (!retval)
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