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Message-ID: <20110608210623.GA32056@srcf.ucam.org> Date: Wed, 8 Jun 2011 22:06:23 +0100 From: Matthew Garrett <mjg59@...f.ucam.org> To: Yinghai Lu <yinghai@...nel.org> Cc: Jim Bos <jim876@...all.nl>, "H. Peter Anvin" <hpa@...ux.intel.com>, Ingo Molnar <mingo@...e.hu>, Thomas Gleixner <tglx@...utronix.de>, Maarten Lankhorst <m.b.lankhorst@...il.com>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, Greg KH <gregkh@...e.de>, Linus Torvalds <torvalds@...ux-foundation.org>, Andrew Morton <akpm@...ux-foundation.org> Subject: Re: 2.6.39.1 immediately reboots/resets on EFI system On Wed, Jun 08, 2011 at 01:46:45PM -0700, Yinghai Lu wrote: > On 06/08/2011 01:42 PM, Matthew Garrett wrote: > > On Wed, Jun 08, 2011 at 01:36:57PM -0700, Yinghai Lu wrote: > > > >> or just let bootloader to mark those boot services just like run-time services in e820 table or setupdata? > > > > That was my original approach, but if there's boot services code at the > > top of RAM it means that max_pfn is wrong and it's difficult to recover > > the memory. > > not all boot services ram. just those are called by run-time services code. We have no way of telling which regions those are until they've been called. -- Matthew Garrett | mjg59@...f.ucam.org -- 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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