Re: [PATCH] bluetooth: Add bt_printk

From: Gustavo F. Padovan
Date: Fri Jul 01 2011 - 15:03:40 EST


Hi Joe,

* Joe Perches <joe@xxxxxxxxxxx> [2011-06-30 00:19:51 -0700]:

> Add a local logging function to emit bluetooth specific
> messages. Using vsprintf extension %pV saves code/text
> space.
>
> Convert the current BT_INFO and BT_ERR macros to use bt_printk.
> Remove __func__ from BT_ERR macro (and the uses).
> Prefix "Bluetooth: " to BT_ERR
> Remove __func__ from BT_DBG as function can be prefixed when
> using dynamic_debug.
>
> With allyesconfig:
>
> text data bss dec hex filename
> 129956 8632 36096 174684 2aa5c drivers/bluetooth/built-in.o.new2
> 134402 8632 36064 179098 2bb9a drivers/bluetooth/built-in.o.old
> 14778 1012 3408 19198 4afe net/bluetooth/bnep/built-in.o.new2
> 15067 1012 3408 19487 4c1f net/bluetooth/bnep/built-in.o.old
> 346595 19163 86080 451838 6e4fe net/bluetooth/built-in.o.new2
> 353751 19163 86064 458978 700e2 net/bluetooth/built-in.o.old
> 18483 1172 4264 23919 5d6f net/bluetooth/cmtp/built-in.o.new2
> 18927 1172 4264 24363 5f2b net/bluetooth/cmtp/built-in.o.old
> 19237 1172 5152 25561 63d9 net/bluetooth/hidp/built-in.o.new2
> 19581 1172 5152 25905 6531 net/bluetooth/hidp/built-in.o.old
> 59461 3884 14464 77809 12ff1 net/bluetooth/rfcomm/built-in.o.new2
> 61206 3884 14464 79554 136c2 net/bluetooth/rfcomm/built-in.o.old
>
> with x86 defconfig (and just bluetooth):
>
> $ size net/bluetooth/built-in.o.defconfig.*
> text data bss dec hex filename
> 66358 933 100 67391 1073f net/bluetooth/built-in.o.defconfig.new
> 66643 933 100 67676 1085c net/bluetooth/built-in.o.defconfig.old
>
> Signed-off-by: Joe Perches <joe@xxxxxxxxxxx>

I applied this patch with a minimal change in the print format. I changed
'bluetooth' to 'Bluetooth'. Thanks a lot for the patch. ;)

Gustavo
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/