On Wed, Nov 30, 2016 at 9:53 AM, One Thousand Gnomes <gnomes@xxxxxxxxxxxxxxxxxxx> wrote: > On Wed, 30 Nov 2016 16:11:39 +0300 > Sergei Shtylyov <sergei.shtylyov@xxxxxxxxxxxxxxxxxx> wrote: > >> Hello. >> >> On 11/29/2016 08:53 PM, Matthew Whitehead wrote: >> >> > If there is no PCI bus detected in drivers/ata/pata_legacy.c, it registers all the >> > common legacy PATA devices. This includes I/O ports (0x1f0, 0x170, 0x1e8, 0x168, 0x1e0, 0x160) >> > and also their associated interrupts (14,15,11,10,8,12). >> > >> > Unfortunately, on such systems those interrupt lines are at a premium because there is no >> > PCI alternative. This patch allows you to disable individual port/interrupt pairs by providing >> > a list of ports to skip allocating. > > In what situation do you actually hit this. The probes should fail so the > interrupt shouldn't end up allocated. > Alan, on my hardware it grabbed all those interrupts, showing up in /proc/interrupts very clearly. - Matthew -- 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