[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH] Page scrubbing
The printk() is printing nonsense for x86/32, as most pages do not have a permanent mapping in Xen, and hence no valid virtual address. Page_to_virt() on such pages is not allowed. -- Keir On 11/9/07 16:07, "Christoph Egger" <Christoph.Egger@xxxxxxx> wrote: > > Hi! > > Make scrub_heap_pages() print from where to where > it scrubs pages. > > Signed-off-by: Christoph Egger <Christoph.Egger@xxxxxxx> > > > This patch uncovers a strange behaviour on 32bit. > On 64bit I get this: > > (XEN) Scrubbing Free RAM 0xffff830000100000 -> 0xffff83003fff0000: ....done. > > On 32bit I get this: > > (XEN) Scrubbing Free RAM 0xffc00000 -> > 0xdefb0000: .............................done. > > On 64bit the scrubber goes up, but on 32bit it goes down. > Is this behaviour expected? > _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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