[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Xen-devel] [PATCH] extend_brk and fixes to users of extend_brk (v1).

>>> On 31.07.12 at 18:15, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx> wrote:
> On Tue, Jul 31, 2012 at 08:49:21AM -0700, H. Peter Anvin wrote:
>> This means you're either abusing the brk allocator to do something
>> it is not meant to do... which may mean you can a failure in *other*
>> code, or you have a bug in your code that you haven't fixed.
> Its the latter - and of one of the patches in this patchset fixes that.

But then you also can't assume that fitting a 2Gb MMIO hole will
suffice; I have a machine here that I can configure to have a
3Gb hole, so I think you really need to be on the safe side and
allow to cover all the way up to 4Gb with the space you reserve.


Xen-devel mailing list



Lists.xenproject.org is hosted with RackSpace, monitoring our
servers 24x7x365 and backed by RackSpace's Fanatical Support®.