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Re: [Xen-devel] [PATCH 0/5] x86: properly propagate errors to hypercall
| To: | "Keir Fraser" <keir@xxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] [PATCH 0/5] x86: properly propagate errors to hypercall callee |
| From: | "Jan Beulich" <JBeulich@xxxxxxxxxx> |
| Date: | Tue, 15 Mar 2011 12:29:07 +0000 |
| Cc: | "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx> |
| Delivery-date: | Tue, 15 Mar 2011 05:29:07 -0700 |
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| In-reply-to: | <4D776A320200007800035752@xxxxxxxxxxxxxxxxxx> |
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>>> On 09.03.11 at 11:53, "Jan Beulich" <JBeulich@xxxxxxxxxx> wrote: > 1: don't BUG() post-boot in alloc_xen_pagetable() > 2: run-time callers of map_pages_to_xen() must check for errors I actually think that the first two should be considered for 4.0 and 4.1, as those are preventing a guest induced host crash. The other three are more of enhancement type (propagating a meaningful error to the calling guest). Jan > 3: make get_page_from_l1e() return a proper error code > 4: make mod_l1_entry() return a proper error code > 5: make mod_l2_entry() return a proper error code > > All but the last are clear candidates for backporting to 4.1 and 4.0, > albeit for the former perhaps only after 4.1.0. > > Signed-off-by: Jan Beulich <jbeulich@xxxxxxxxxx> _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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