> > Mmm.. sounds like a bug to me. Possibly two bugs: > > 1. the ioremap() should fail if the range is already mapped, and > 2. we should free the resources on module unload. > > I suppose this would be mostly automatic if the code simply > were to use devm_ioremap() instead of ioremap(). my understanding for the /proc/iomem was totaly wrong.. the ioremap() actually allocated different address each time, I don't know if should fail if the range is already mapped, but maybe the name (remap) hints that it is shouldn't. anyway, I replaced ioremap with devm_ioremap and it looks fine. I'll send the new patch in different email. saeed - 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