* [PATCH] ppc64: Fix boot on some non-LPAR pSeries
@ 2004-10-22 1:02 Benjamin Herrenschmidt
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From: Benjamin Herrenschmidt @ 2004-10-22 1:02 UTC (permalink / raw)
To: Andrew Morton; +Cc: Linus Torvalds, Linux Kernel list, linuxppc64-dev
Hi !
This patch fixes a problem when allocating the TCE tables (iommu) during
early boot on some non-LPAR machines with a lot of memory.
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
--- linux-work.orig/arch/ppc64/kernel/prom_init.c 2004-10-20 18:38:08.911500096 +1000
+++ linux-work/arch/ppc64/kernel/prom_init.c 2004-10-21 11:30:23.570248584 +1000
@@ -675,7 +675,7 @@
if ( RELOC(of_platform) == PLATFORM_PSERIES_LPAR )
RELOC(alloc_top) = RELOC(rmo_top);
else
- RELOC(alloc_top) = min(0x40000000ul, RELOC(ram_top));
+ RELOC(alloc_top) = RELOC(rmo_top) = min(0x40000000ul, RELOC(ram_top));
RELOC(alloc_bottom) = PAGE_ALIGN(RELOC(klimit) - offset + 0x4000);
RELOC(alloc_top_high) = RELOC(ram_top);
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2004-10-22 1:02 [PATCH] ppc64: Fix boot on some non-LPAR pSeries Benjamin Herrenschmidt
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