Message ID | 18fda6bdeb4f20bf2272503e45c7c420e51673ac.1587116799.git.hongyxia@amazon.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | convert more Xen page table code to the new API | expand |
Hi, On 17/04/2020 10:52, Hongyan Xia wrote: > From: Wei Liu <wei.liu2@citrix.com> > > Signed-off-by: Wei Liu <wei.liu2@citrix.com> > Signed-off-by: Hongyan Xia <hongyxia@amazon.com> Reviewed-by: Julien Grall <jgrall@amazon.com> Cheers,
On 24.04.2020 11:18, Julien Grall wrote: > On 17/04/2020 10:52, Hongyan Xia wrote: >> From: Wei Liu <wei.liu2@citrix.com> >> >> Signed-off-by: Wei Liu <wei.liu2@citrix.com> >> Signed-off-by: Hongyan Xia <hongyxia@amazon.com> > > Reviewed-by: Julien Grall <jgrall@amazon.com> Acked-by: Jan Beulich <jbeulich@suse.com>
diff --git a/xen/arch/x86/pv/dom0_build.c b/xen/arch/x86/pv/dom0_build.c index 28a939b68a..a03f0501ab 100644 --- a/xen/arch/x86/pv/dom0_build.c +++ b/xen/arch/x86/pv/dom0_build.c @@ -677,6 +677,8 @@ int __init dom0_construct_pv(struct domain *d, if ( is_pv_32bit_domain(d) ) { + l2_pgentry_t *l2t; + /* Ensure the first four L3 entries are all populated. */ for ( i = 0, l3tab = l3start; i < 4; ++i, ++l3tab ) { @@ -691,7 +693,9 @@ int __init dom0_construct_pv(struct domain *d, l3e_get_page(*l3tab)->u.inuse.type_info |= PGT_pae_xen_l2; } - init_xen_pae_l2_slots(l3e_to_l2e(l3start[3]), d); + l2t = map_l2t_from_l3e(l3start[3]); + init_xen_pae_l2_slots(l2t, d); + unmap_domain_page(l2t); } /* Pages that are part of page tables must be read only. */