diff options
Diffstat (limited to '0038-x86-also-zap-secondary-time-area-handles-during-soft.patch')
-rw-r--r-- | 0038-x86-also-zap-secondary-time-area-handles-during-soft.patch | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/0038-x86-also-zap-secondary-time-area-handles-during-soft.patch b/0038-x86-also-zap-secondary-time-area-handles-during-soft.patch deleted file mode 100644 index 286661a..0000000 --- a/0038-x86-also-zap-secondary-time-area-handles-during-soft.patch +++ /dev/null @@ -1,49 +0,0 @@ -From aac108509055e5f5ff293e1fb44614f96a0996c6 Mon Sep 17 00:00:00 2001 -From: Jan Beulich <jbeulich@suse.com> -Date: Mon, 31 Oct 2022 13:26:08 +0100 -Subject: [PATCH 38/87] x86: also zap secondary time area handles during soft - reset -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -Just like domain_soft_reset() properly zaps runstate area handles, the -secondary time area ones also need discarding to prevent guest memory -corruption once the guest is re-started. - -Signed-off-by: Jan Beulich <jbeulich@suse.com> -Reviewed-by: Roger Pau Monné <roger.pau@citrix.com> -master commit: b80d4f8d2ea6418e32fb4f20d1304ace6d6566e3 -master date: 2022-10-27 11:49:09 +0200 ---- - xen/arch/x86/domain.c | 6 ++++++ - 1 file changed, 6 insertions(+) - -diff --git a/xen/arch/x86/domain.c b/xen/arch/x86/domain.c -index a4356893bdbc..3fab2364be8d 100644 ---- a/xen/arch/x86/domain.c -+++ b/xen/arch/x86/domain.c -@@ -929,6 +929,7 @@ int arch_domain_soft_reset(struct domain *d) - struct page_info *page = virt_to_page(d->shared_info), *new_page; - int ret = 0; - struct domain *owner; -+ struct vcpu *v; - mfn_t mfn; - gfn_t gfn; - p2m_type_t p2mt; -@@ -1008,7 +1009,12 @@ int arch_domain_soft_reset(struct domain *d) - "Failed to add a page to replace %pd's shared_info frame %"PRI_gfn"\n", - d, gfn_x(gfn)); - free_domheap_page(new_page); -+ goto exit_put_gfn; - } -+ -+ for_each_vcpu ( d, v ) -+ set_xen_guest_handle(v->arch.time_info_guest, NULL); -+ - exit_put_gfn: - put_gfn(d, gfn_x(gfn)); - exit_put_page: --- -2.37.4 - |