Hello, Andrew Morton wrote: > On Thu, 14 Feb 2008 09:40:51 +0900 > Tejun Heo <htejun@xxxxxxxxx> wrote: > >> Can you please take a look at ata_eh_link_report() in >> drivers/ata/libata-eh.c? > > I did. Punishment? Heh.. :-) >> Currently, it has some problems. > > Yes, and the patches do clean that up. Yeap, it does. > ho hum. What tends to happen with this sort of thing is that fi we merge > it, it ends up getting used more often than one expected... Hmmm... Okay. mprintk being printk, I'm not too sure how it can go over usual expectations but well, yeah, that actually is my expectation. > If you stand back and squint at it, there are quite a few places where we > do this sort of thing: allocate a buffer, squirt characters into it, > reallocating and/or flushing as we proceed. All sysfs and procfs read-side > code, for a start... printk is a special case, I think. It's the primary logging/debugging method which can't fail and as it's mostly interpreted by human beings (and developers in problematic cases), it has different maneuvering room on errors - ie. it's far better to print messages w/o header or proper log level than failing to print, which is quite different requirements from other components. Thanks. -- tejun - To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html