Re: [PATCH] kvm: Fix build warnings

From: Avi Kivity
Date: Tue May 31 2011 - 04:21:30 EST


On 05/31/2011 10:38 AM, Ingo Molnar wrote:
* Borislav Petkov<bp@xxxxxxxxx> wrote:

> +++ b/arch/x86/kvm/paging_tmpl.h
> @@ -121,7 +121,7 @@ static int FNAME(walk_addr_generic)(struct guest_walker *walker,
> gva_t addr, u32 access)
> {
> pt_element_t pte;
> - pt_element_t __user *ptep_user;
> + pt_element_t __user *uninitialized_var(ptep_user);

Note that doing this is actually actively dangerous for two reasons.



<snip lots of good advice>

Please fix it instead.

s/instead/in addition/; while all those changes are good, they are much too large for 3.0. Let's push the simple fix for 3.0 and queue the bigger refactoring to 3.1.

--
error compiling committee.c: too many arguments to function

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