Re: [Xen-devel] [PATCH] linux-2.6.18/privcmd: sprinkle around cond_resched() calls in mmap ioctl handling

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 28.01.14 at 16:39, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx> wrote:
> On Tue, Jan 28, 2014 at 12:52:18PM +0000, Jan Beulich wrote:
>> Many of these operations can be arbitrarily long, which can become a
>> problem irrespective of them being exposed to privileged users only.
> 
> You probably also want to sprinkle that in the balloon driver as well.

At least in that old code I don't think there is a need - the batches
that get processed already get limited by the size of the static
frame_list[] array.

> Any thoughts of upstreaming this as well?

Eventually, yes. But not something I have time for right now.

Jan


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