[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] Re: [patch 7/8] Add a bootparameter to reserve high linear address space.
On Sat, 2006-08-05 at 14:58 -0700, Andrew Morton wrote: > On Thu, 03 Aug 2006 01:58:32 -0700 > Zachary Amsden <zach@xxxxxxxxxx> wrote: > > > Add a bootparameter to reserve high linear address space for hypervisors. > > This is necessary to allow dynamically loaded hypervisor modules, which > > might not happen until userspace is already running, and also provides a > > useful tool to benchmark the performance impact of reduced lowmem address > > space. > > Andi has gone and rotorooted the x86 boot parameter handling in there. That was me, via Andi, but yep: > diff -puN > arch/i386/kernel/setup.c~x86-add-a-bootparameter-to-reserve-high-linear-address-space > arch/i386/kernel/setup.c > --- > a/arch/i386/kernel/setup.c~x86-add-a-bootparameter-to-reserve-high-linear-address-space > +++ a/arch/i386/kernel/setup.c > @@ -149,6 +149,12 @@ static char command_line[COMMAND_LINE_SI > > unsigned char __initdata boot_params[PARAM_SIZE]; > > +static int __init setup_reservetop(char *s) > +{ > + return 1; > +} > +__setup("reservetop", setup_reservetop); > + > static struct resource data_resource = { > .name = "Kernel data", > .start = 0, Please remove this hunk: it's now junk. Cheers, Rusty. -- Help! Save Australia from the worst of the DMCA: http://linux.org.au/law _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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