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- fate#310510 - fix xenpaging

Browse Source 
xenpaging.tools_xenpaging_cleanup.patch

- fate#310510 - fix xenpaging
  xenpaging.mem_event_check_ring-free_requests.patch

- install /etc/xen/examples/xentrace_formats.txt to get human readable
  tracedata if xenalyze is not used

- fate#310510 - fix xenpaging
  xenpaging.autostart_delay.patch
  xenpaging.blacklist.patch
  xenpaging.MRU_SIZE.patch
  remove xenpaging.hacks.patch, realmode works

- Upstream patches from Jan including fixes for the following bugs
  bnc#583568 - Xen kernel is not booting
  bnc#615206 - Xen kernel fails to boot with IO-APIC problem
  bnc#640773 - Xen kernel crashing right after grub
  bnc#643477 - issues with PCI hotplug/hotunplug to Xen driver domain
  22223-vtd-igd-workaround.patch
  22222-x86-timer-extint.patch
  22214-x86-msr-misc-enable.patch
  22213-x86-xsave-cpuid-check.patch
  22194-tmem-check-pv-mfn.patch
  22177-i386-irq-safe-map_domain_page.patch
  22175-x86-irq-enter-exit.patch
  22174-x86-pmtimer-accuracy.patch
  22160-Intel-C6-EOI.patch

OBS-URL: https://build.opensuse.org/package/show/Virtualization/xen?expand=0&rev=76
This commit is contained in:
Charles Arnold
2010-10-20 21:00:35 +00:00
committed by Git OBS Bridge
parent 163148b426
commit 08a77ed8c4
45 changed files with 3035 additions and 328 deletions
Download Patch File Download Diff File Expand all files Collapse all files

53
xenpaging.xenpaging_init.patch Normal file
View File

@@ -0,0 +1,53 @@
Subject: xenpaging: allow only one xenpaging binary per guest
Make sure only one xenpaging binary is active per domain.
Print info when the host lacks the required features for xenpaging.
Signed-off-by: Olaf Hering <olaf@aepfle.de>
Already-Acked-by: Patrick Colp <pjcolp@cs.ubc.ca>
Already-Acked-by: Keir Fraser <keir.fraser@citrix.com>
---
v2: use perror for default case
tools/xenpaging/xenpaging.c | 12 +++++++++++-
xen/arch/x86/mm/mem_event.c | 7 +++++++
2 files changed, 18 insertions(+), 1 deletion(-)
--- xen-4.0.1-testing.orig/tools/xenpaging/xenpaging.c
+++ xen-4.0.1-testing/tools/xenpaging/xenpaging.c
@@ -119,7 +119,17 @@ xenpaging_t *xenpaging_init(domid_t doma
paging->mem_event.ring_page);
if ( rc != 0 )
{
- ERROR("Error initialising shared page");
+ switch ( errno ) {
+ case EBUSY:
+ ERROR("xenpaging is (or was) active on this domain");
+ break;
+ case ENODEV:
+ ERROR("EPT not supported for this guest");
+ break;
+ default:
+ perror("Error initialising shared page");
+ break;
+ }
goto err;
}
--- xen-4.0.1-testing.orig/xen/arch/x86/mm/mem_event.c
+++ xen-4.0.1-testing/xen/arch/x86/mm/mem_event.c
@@ -226,6 +226,13 @@ int mem_event_domctl(struct domain *d, x
mfn_t ring_mfn;
mfn_t shared_mfn;
+ /* Only one xenpaging at a time. If xenpaging crashed,
+ * the cache is in an undefined state and so is the guest
+ */
+ rc = -EBUSY;
+ if ( d->mem_event.enabled )
+ break;
+
/* Currently only EPT is supported */
rc = -ENODEV;
if ( !(is_hvm_domain(d) && d->arch.hvm_domain.hap_enabled &&