Messages in this thread |  | | | Date | Tue, 22 Apr 2008 07:53:33 -0700 | | From | Randy Dunlap <> | | Subject | Re: [RFC Patch 1/1] debugfs_printk and debugfs_dump interface | |
K. Prasad wrote:
> This patch introduces two new interfaces called debugfs_printk and
> debugfs_dump which can be used to print to the debugfs mount directly.
> It uses the 'trace' infrastructure underneath and is a patch over it.
> A sample file is also created to demonstrate its ease of use.
> > Signed-off-by: K.Prasad <prasad@linux.vnet.ibm.com>
> ---
> Documentation/trace.txt | 21 ++++
> include/linux/trace.h | 55 +++++++++++
> lib/trace.c | 193 +++++++++++++++++++++++++++++++++++++++--
> samples/trace/Makefile | 2
> samples/trace/fork_new_trace.c | 97 ++++++++++++++++++++
> 5 files changed, 362 insertions(+), 6 deletions(-)
> +> +/**> + * debugfs_printk - Output binary into debugfs mount 'directly' using 'trace'
Oops. This is the debugfs_dump() function.
Otherwise it looks good. Thanks.
> + * @dpk: Structure containing info such as parent_dir and directory
> + * @output: Data that needs to be output> + * @output_len: Length of the output data> + */> +int debugfs_dump(struct debugfs_printk_data *dpk, const void *output,
> + const int output_len)> +{
--
~Randy
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