On Fri, 2015-10-16 at 16:19 +0200, Arnd Bergmann wrote: > On Friday 16 October 2015 06:53:44 James Bottomley wrote: > > > > > > Signed-off-by: Arnd Bergmann <a...@arndb.de> > > > > > > diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig > > > index d2f480b04a52..1d8b8257773d 100644 > > > --- a/drivers/scsi/Kconfig > > > +++ b/drivers/scsi/Kconfig > > > @@ -498,7 +498,7 @@ config SCSI_DPT_I2O > > > config SCSI_ADVANSYS > > > tristate "AdvanSys SCSI support" > > > depends on SCSI > > > - depends on ISA || EISA || PCI > > > + depends on (ISA && ISA_DMA_API) || EISA || PCI > > > > I thought the desire was to avoid a compile failure when ISA && ! > > ISA_DMA_API? Won't this one fail if ISA is defined with either EISA or > > PCI and !ISA_DMA_API? > > I thought I had it ruled out, but now I've actually found a combination: > we can build an ARM kernel that supports two ancient machines, and one > of them supports ISA (but not ISA_DMA_API), while the other one supports > PCI. I had looked through several thousand randconfig builds and not > found this combination together with advansys, but I guess that is > because those were mostly old builds from the times when there was > a dependency on VIRT_TO_BUS that this platform doesn't have. > > So screw this one and go back to the original patch.
Agreed ... you've also got PA-RISC that enables EISA and is ! DMA_ISA_API. James -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html