Messages in this thread | | | Date | Thu, 10 Jul 2008 10:32:35 -0700 | From | "Yinghai Lu" <> | Subject | Re: [PATCH] x86_64: reserve crashkernel bootmem before reserve dma32 bootmem |
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On Thu, Jul 10, 2008 at 5:34 AM, Joe Jin <joe.jin@oracle.com> wrote: > Before reserve_crashkernel, dma32_reserve_bootmem would reserve 128M memory. > this cuased crashkernel end address must less than 64M or start address must > more than 192M except crashkernel memory reserved before dma32 memory reserved. > > This patch against 2.6.26-rc9 > > Signed-off-by: Joe Jin <joe.jin@oracle.com> > --- > setup_64.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > --- linux-2.6.26-rc9/arch/x86/kernel/setup_64.c.orig 2008-07-10 16:34:12.000000000 +0800 > +++ linux-2.6.26-rc9/arch/x86/kernel/setup_64.c 2008-07-10 16:35:00.000000000 +0800 > @@ -444,8 +444,6 @@ void __init setup_arch(char **cmdline_p) > contig_initmem_init(0, end_pfn); > #endif > > - dma32_reserve_bootmem(); > - > #ifdef CONFIG_ACPI_SLEEP > /* > * Reserve low memory region for sleep support. > @@ -486,6 +484,8 @@ void __init setup_arch(char **cmdline_p) > #endif > reserve_crashkernel(); > > + dma32_reserve_bootmem(); > + > reserve_ibft_region(); > > paging_init();
Acked-by: Yinghai Lu <yhlu.kernel@gmail.com>
BTW: current tip/master already make dma32_reserve_bootmem start from 512M http://people.redhat.com/mingo/tip.git/readme.txt
YH
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