Re: [RFC] xhci: add traces for debug messages in xhci_address_device()

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Minor coding style nits below:

On Fri, Jul 12, 2013 at 03:36:27AM +0300, Xenia Ragiadakou wrote:
> --- a/drivers/usb/host/xhci-dbg.c
> +++ b/drivers/usb/host/xhci-dbg.c
> @@ -21,6 +21,7 @@
>   */
>  
>  #include "xhci.h"
> +#include "xhci-trace.h"
>  
>  #define XHCI_INIT_VALUE 0x0
>  
> @@ -580,3 +581,16 @@ void xhci_dbg_ctx(struct xhci_hcd *xhci,
>  	xhci_dbg_slot_ctx(xhci, ctx);
>  	xhci_dbg_ep_ctx(xhci, ctx, last_ep);
>  }
> +
> +void xhci_dbg_address(struct xhci_hcd *xhci, const char *fmt, ...)
> +{
> +	struct va_format vaf;
> +	va_list args;
> +
> +	va_start(args, fmt);
> +	vaf.fmt = fmt;
> +	vaf.va = &args;
> +	xhci_dbg(xhci, "%pV", &vaf);
> +        trace_xhci_dbg_address(&vaf);
> +        va_end(args);

You forgot to run your patch through checkpatch.pl :)

> --- /dev/null
> +++ b/drivers/usb/host/xhci-trace.c
> @@ -0,0 +1,21 @@
> +/*
> + * xHCI host controller driver
> + *
> + * Author: Ksenia Ragiadakou

Email address here please.  Actually, it should have your copyright, not
just "Author:".

> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 as
> + * published by the Free Software Foundation.
> + *
> + * This program is distributed in the hope that it will be useful, but
> + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
> + * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
> + * for more details.
> + *
> + * You should have received a copy of the GNU General Public License
> + * along with this program; if not, write to the Free Software Foundation,
> + * Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

We don't want to track the office of the FSF for the next 40+ years, so
both of these two paragraphs can be removed (we all know what the GPL
is.)

> + */
> +
> +#define CREATE_TRACE_POINTS
> +#include "xhci-trace.h"
> diff --git a/drivers/usb/host/xhci-trace.h b/drivers/usb/host/xhci-trace.h
> new file mode 100644
> index 0000000..a3e9ca3
> --- /dev/null
> +++ b/drivers/usb/host/xhci-trace.h
> @@ -0,0 +1,55 @@
> +/*
> + * xHCI host controller driver
> + *
> + * Author: Ksenia Ragiadakou
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 as
> + * published by the Free Software Foundation.
> + *
> + * This program is distributed in the hope that it will be useful, but
> + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
> + * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
> + * for more details.
> + *
> + * You should have received a copy of the GNU General Public License
> + * along with this program; if not, write to the Free Software Foundation,
> + * Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
> + */

Same comments here as above.


greg k-h
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