On 02/21/2011 09:07 AM, Greg KH wrote: > On Mon, Feb 21, 2011 at 06:25:08AM +1300, Charles Manning wrote: >> On Friday 18 February 2011 13:58:52 Greg KH wrote: >> I still intend to keep the tracing printk-based tracing: >> >> #define yaffs_trace(msk, fmt, ...) do { \ >> if (yaffs_trace_mask & (msk)) \ >> printk(KERN_DEBUG "yaffs: " fmt "\n", ##__VA_ARGS__); \ >> } while (0) > > No, please don't invent your own stuff like this, again, use the > in-kernel functionality provided for this. Do you mean using pr_debug? Other filesystems (see for example fs/ubifs/debug.h:dbg_do_msg) and drivers have similar approaches to this to allow printk debugging with multiple message levels. ~Ryan -- Bluewater Systems Ltd - ARM Technology Solution Centre Ryan Mallon 5 Amuri Park, 404 Barbadoes St ryan@xxxxxxxxxxxxxxxx PO Box 13 889, Christchurch 8013 http://www.bluewatersys.com New Zealand Phone: +64 3 3779127 Freecall: Australia 1800 148 751 Fax: +64 3 3779135 USA 1800 261 2934 -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html