c9e3853c04
24448-x86-pt-irq-leak.patch - Upstream patches from Jan 24261-x86-cpuidle-Westmere-EX.patch 24417-amd-erratum-573.patch 24429-mceinj-tool.patch 24447-x86-TXT-INIT-SIPI-delay.patch ioemu-9868-MSI-X.patch - bnc#732884 - remove private runlevel 4 from init scripts xen.no-default-runlevel-4.patch - bnc#727515 - Fragmented packets hang network boot of HVM guest ipxe-gcc45-warnings.patch ipxe-ipv4-fragment.patch ipxe-enable-nics.patch - fate#310510 - fix xenpaging update xenpaging.autostart.patch, make changes with mem-swap-target permanent update xenpaging.doc.patch, mention issues with live migration - fate#310510 - fix xenpaging add xenpaging.evict_mmap_readonly.patch update xenpaging.error-handling.patch, reduce debug output - bnc#736824 - Microcode patches for AMD's 15h processors panic the system 24189-x86-p2m-pod-locking.patch 24412-x86-AMD-errata-model-shift.patch OBS-URL: https://build.opensuse.org/package/show/Virtualization/xen?expand=0&rev=164
39 lines
1.5 KiB
Diff
39 lines
1.5 KiB
Diff
# HG changeset patch
|
|
# User Tim Deegan <tim@xen.org>
|
|
# Date 1322749036 0
|
|
# Node ID a06cda9fb25f2d7b7b5c7da170813e4a8bb0cd67
|
|
# Parent 75f4e4d9f039ea656051e6dfd73e40d4cb32896b
|
|
x86/mm: Don't lose track of the log dirty bitmap
|
|
|
|
hap_log_dirty_init unconditionally sets the top of the log dirty
|
|
bitmap to INVALID_MFN. If there had been a bitmap allocated, it is
|
|
then leaked, and the host crashes on an ASSERT when the domain is
|
|
cleaned up.
|
|
|
|
Signed-off-by: Tim Deegan <tim@xen.org>
|
|
Acked-by: Andres Lagar-Cavilla <andres@lagarcavilla.org>
|
|
Committed-by: Tim Deegan <tim@xen.org>
|
|
|
|
--- a/xen/arch/x86/mm/paging.c
|
|
+++ b/xen/arch/x86/mm/paging.c
|
|
@@ -665,7 +665,6 @@ void paging_log_dirty_init(struct domain
|
|
d->arch.paging.log_dirty.enable_log_dirty = enable_log_dirty;
|
|
d->arch.paging.log_dirty.disable_log_dirty = disable_log_dirty;
|
|
d->arch.paging.log_dirty.clean_dirty_bitmap = clean_dirty_bitmap;
|
|
- d->arch.paging.log_dirty.top = _mfn(INVALID_MFN);
|
|
}
|
|
|
|
/* This function fress log dirty bitmap resources. */
|
|
@@ -686,6 +685,11 @@ int paging_domain_init(struct domain *d,
|
|
if ( (rc = p2m_init(d)) != 0 )
|
|
return rc;
|
|
|
|
+ /* This must be initialized separately from the rest of the
|
|
+ * log-dirty init code as that can be called more than once and we
|
|
+ * don't want to leak any active log-dirty bitmaps */
|
|
+ d->arch.paging.log_dirty.top = _mfn(INVALID_MFN);
|
|
+
|
|
/* The order of the *_init calls below is important, as the later
|
|
* ones may rewrite some common fields. Shadow pagetables are the
|
|
* default... */
|