| To: | xen-devel@xxxxxxxxxxxxxxxxxxx |
|---|---|
| Subject: | [Xen-devel] grant tables and HVM+PV |
| From: | John Levon <levon@xxxxxxxxxxxxxxxxx> |
| Date: | 2008年3月28日 16:50:22 +0000 |
| Delivery-date: | 2008年3月28日 09:51:11 -0700 |
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This changeset:
changeset: 15606:17820aa1b2c0
user: Keir Fraser <keir.fraser@xxxxxxxxxx>
date: Fri Dec 14 11:58:37 2007 +0000
summary: hvm: Remove duplicate assignment of __HYPERVISOR_grant_table_op in
Has broken our HVM PV drivers. Previously we were using:
520 if ((HYPERVISOR_grant_table_op(GNTTABOP_setup_table, pset, 1) != 0)
||
521 (pset->status != 0)) {
even on HVM. Now, this isn't actually necessary (stuff works fine with
the call nop'd out, presumably due to the auto-sizing), but I wonder why the
only grant op allowed is _query_size? IE what's the status of grant
table code on HVM/PV? Is it just disabled because no compat audit has
been done, or what?
regards
john
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