On Fri, Apr 28, 2017 at 4:04 PM, Joe Perches <joe@xxxxxxxxxxx> wrote: > On Fri, 2017-04-28 at 15:59 -0700, Dan Williams wrote: >> ...but again, hex_dump_dbg() implies to me dev_dbg() behavior, i.e. >> that the hexdump happens in the KERN_DEBUG case > > I think you are confusing KERN_DEBUG, a logging level, with a > preprocessor #define of DEBUG. Indeed I am. > >> which I don't want. I >> want the call to be compiled out completely when it can't be >> enabled/disabled dynamically. > > dev_dbg is compiled away completely when DEBUG is > not defined and when CONFIG_DYNAMIC_DEBUG is not > defined. > > This hex_dump facility should behave the same way. > >> I think we do need a hex_dump_dbg(), but that does not eliminate the >> utility of / need for dynamic_hex_dump(). > > dynamic_hex_dump should only exist when CONFIG_DYNAMIC_DEBUG > is enabled and should otherwise be invisible to driver code. > So, I overlooked that Linus fixed this compile problem a while back with: cdf17449af1d hexdump: do not print debug dumps for !CONFIG_DEBUG Which predated the introduction of ACPI_NFIT_DEBUG. So I can just call print_hex_dump_debug() and call it a day. Sorry for the noise, Joe! -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
