Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit fdb9df94 authored by Andi Kleen's avatar Andi Kleen Committed by Linus Torvalds
Browse files

[PATCH] x86_64: Relax SRAT covers all memory check a bit 



Code was refusing good SRATs because about 12K got lost somewhere.
Allow less than 1MB of difference before rejecting it.

Signed-off-by: default avatarAndi Kleen <ak@suse.de>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 6574ffd7

arch/x86_64/mm/srat.c

+2 −1
Original line number Diff line number Diff line
@@ -228,7 +228,8 @@ static int nodes_cover_memory(void) 
	}



	e820ram = end_pfn - e820_hole_size(0, end_pfn);

	if (pxmram < e820ram) {

	/* We seem to lose 3 pages somewhere. Allow a bit of slack. */

	if ((long)(e820ram - pxmram) >= 1*1024*1024) {

		printk(KERN_ERR

	"SRAT: PXMs only cover %luMB of your %luMB e820 RAM. Not used.\n",

			(pxmram << PAGE_SHIFT) >> 20,