[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH 06/12] arm: avoid allocating the heaps over modules or xen itself.
At 17:19 +0000 on 29 Nov (1354209553), Ian Campbell wrote: > On Thu, 2012-11-29 at 17:06 +0000, Tim Deegan wrote: > > At 16:23 +0000 on 13 Nov (1352823798), Ian Campbell wrote: > > > Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx> > > > --- > > > xen/arch/arm/setup.c | 89 > > > +++++++++++++++++++++++++++++++++++++++++++------ > > > 1 files changed, 78 insertions(+), 11 deletions(-) > > > > > > @@ -215,8 +260,30 @@ static void __init setup_mm(unsigned long dtb_paddr, > > > size_t dtb_size) > > > copy_from_paddr(device_tree_flattened, dtb_paddr, dtb_size, > > > BUFFERABLE); > > > > > > /* Add non-xenheap memory */ > > > - init_boot_pages(pfn_to_paddr(xenheap_mfn_start + xenheap_pages), > > > - pfn_to_paddr(xenheap_mfn_start + xenheap_pages + > > > domheap_pages)); > > > + s = ram_start; > > > + while ( s < ram_end ) > > > + { > > > + paddr_t n = ram_end; > > > + > > > + e = next_module(s, &n); > > > > Does this DTRT if there's a module starting at exactly ram_start? > > I should probably try it... > > I think in this case next_module will return the start of that module, > so e = s, and it will also set n to the end of the module. Yes, I see; you go nce around the loop with a 0-length range, which init_boot_pages will ignore. Fine. Tim. _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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