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Date: Thu, 28 Jan 2010 17:22:48 +0100 From: Andi Kleen <andi@...stfloor.org> To: Dmitry Torokhov <dmitry.torokhov@...il.com> Cc: Andi Kleen <andi@...stfloor.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org> Subject: Re: PNP PS/2 probing racy? On Thu, Jan 28, 2010 at 07:57:47AM -0800, Dmitry Torokhov wrote: >> Hi, >> >> I noticed that on one test system of machine when booting the same >> kernel I get: >> >> PNP: No PS/2 controller found. Probing ports directly. >> serio: i8042 KBD port at 0x60,0x64 irq 1 >> serio: i8042 AUX port at 0x60,0x64 irq 12 >> >> and sometimes on another boot >> >> PNP: PS/2 Controller [PNP0303:PS2K,PNP0f03:PS2M] at 0x60,0x64 irq 1,12 >> >> Since I presume the BIOS does not change, is it possible the Linux >> procedure for this PNP probe is racy? I haven't checked the code so far. >> > > Are you using KVM with that box by any chance? Yes, it uses a KVM, but the console was always on it. -Andi -- ak@...ux.intel.com -- Speaking for myself only. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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