0c76f22ef1
- bnc#633573 - System fail to boot after running several warm reboot tests 22749-vtd-workarounds.patch - Upstream patches from Jan 22744-ept-pod-locking.patch 22777-vtd-ats-fixes.patch 22781-pod-hap-logdirty.patch 22782-x86-emul-smsw.patch 22789-i386-no-x2apic.patch 22790-svm-resume-migrate-pirqs.patch 22816-x86-pirq-drop-priv-check.patch OBS-URL: https://build.opensuse.org/package/show/Virtualization/xen?expand=0&rev=94
30 lines
976 B
Diff
30 lines
976 B
Diff
Subject: xenpaging: prevent page-out of first 16MB
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This is more a workaround than a bugfix:
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Don't page out first 16MB of memory.
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When the BIOS does its initialization process and xenpaging removes pages,
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crashes will occour due to lack of support of xenpaging.
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Signed-off-by: Olaf Hering <olaf@aepfle.de>
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---
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tools/xenpaging/policy_default.c | 5 +++--
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1 file changed, 3 insertions(+), 2 deletions(-)
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Index: xen-4.0.2-testing/tools/xenpaging/policy_default.c
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===================================================================
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--- xen-4.0.2-testing.orig/tools/xenpaging/policy_default.c
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+++ xen-4.0.2-testing/tools/xenpaging/policy_default.c
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@@ -60,8 +60,9 @@ int policy_init(xenpaging_t *paging)
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for ( i = 0; i < MRU_SIZE; i++ )
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mru[i] = INVALID_MFN;
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- /* Don't page out page 0 */
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- set_bit(0, bitmap);
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+ /* Don't page out first 16MB */
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+ for ( i = 0; i < ((16*1024*1024)/4096); i++ )
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+ set_bit(i, bitmap);
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out:
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return rc;
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