From: compudj@krystal.dyndns.org (Mathieu Desnoyers)
Subject: [ltt-dev] [PATCH 13/13] enable text output for ltt-relay-locked
Date: Thu, 15 Jan 2009 15:08:46 -0500 [thread overview]
Message-ID: <20090115200846.GE2462@Krystal> (raw)
In-Reply-To: <496C5A5F.2010602@cn.fujitsu.com>
* Lai Jiangshan (laijs at cn.fujitsu.com) wrote:
>
> all done, enable text output for ltt-relay-locked
>
> Signed-off-by: Lai Jiangshan <laijs at cn.fujitsu.com>
> ---
> ltt-relay-locked.c | 16 ++++++++++++++++
> 1 file changed, 16 insertions(+)
> diff --git a/ltt/ltt-relay-locked.c b/ltt/ltt-relay-locked.c
> index d662303..a17e2d5
> --- a/ltt/ltt-relay-locked.c
> +++ b/ltt/ltt-relay-locked.c
> @@ -697,6 +715,7 @@ static void ltt_relay_print_buffer_errors(struct ltt_channel_struct *ltt_chan,
>
> static void ltt_relay_remove_dirs(struct ltt_trace_struct *trace)
> {
> + ltt_txt_remove_dir(trace);
> debugfs_remove(trace->dentry.trace_root);
> }
>
> @@ -807,9 +826,16 @@ static int ltt_relay_create_channel(const char *trace_name,
> goto relay_open_error;
> }
>
> + ltt_chan->buf_access_ops = <t_channel_buf_accesser;
> + ltt_chan->txt_entry = ltt_txt_create(trace, ltt_chan);
> + if (!ltt_chan->txt_entry)
> + goto relay_txt_error;
> +
> err = 0;
> goto end;
>
> +relay_txt_error:
> + ltt_relay_close(ltt_chan->trans_channel_data);
> relay_open_error:
> percpu_free(ltt_chan->buf);
> ltt_percpu_alloc_error:
> @@ -821,11 +847,15 @@ end:
>
> static int ltt_relay_create_dirs(struct ltt_trace_struct *new_trace)
> {
> + if (ltt_txt_create_dir(new_trace))
> + return EEXIST;
> +
> new_trace->dentry.trace_root = debugfs_create_dir(new_trace->trace_name,
> ltt_root_dentry);
> if (new_trace->dentry.trace_root == NULL) {
> printk(KERN_ERR "LTT : Trace directory name %s already taken\n",
> new_trace->trace_name);
> + ltt_txt_remove_dir(new_trace);
> return EEXIST;
> }
>
> @@ -889,6 +919,7 @@ static void ltt_relay_remove_channel(struct ltt_channel_struct *channel)
> {
> struct rchan *rchan = channel->trans_channel_data;
>
> + ltt_txt_remove(channel, channel->txt_entry);
> ltt_relay_close(rchan);
> kref_put(&channel->kref, ltt_relay_release_channel);
> }
> @@ -1308,6 +1313,9 @@ static notrace int ltt_relay_reserve_slot(struct ltt_trace_struct *trace,
> struct ltt_reserve_switch_offsets offsets;
> unsigned long flags;
>
> + if (atomic_read(<t_channel->channel_disabled))
> + return -EBUSY;
> +
Same comment as previous mail.
Mathieu
> raw_local_irq_save(flags);
> __raw_spin_lock(<t_buf->lock);
>
>
>
>
>
> _______________________________________________
> ltt-dev mailing list
> ltt-dev at lists.casi.polymtl.ca
> http://lists.casi.polymtl.ca/cgi-bin/mailman/listinfo/ltt-dev
>
--
Mathieu Desnoyers
OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68
prev parent reply other threads:[~2009-01-15 20:08 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-13 9:09 Lai Jiangshan
2009-01-15 20:08 ` Mathieu Desnoyers [this message]
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