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authorLinus Torvalds <torvalds@linux-foundation.org>2015-03-13 23:34:38 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2015-03-13 23:34:38 +0300
commitf47e331042fd5c98f8b4aebc224e7a48fd73e8bd (patch)
tree7404afd384dd5c609b6685f666f2b24aa1438a8c /arch
parentbbc54a00d8a3f664cb4bd9619a5c33d75f13d62b (diff)
parentaf6fc858a35b90e89ea7a7ee58e66628c55c776b (diff)
downloadlinux-f47e331042fd5c98f8b4aebc224e7a48fd73e8bd.tar.xz
Merge tag 'stable/for-linus-4.0-rc3-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip
Pull xen bug fixes from David Vrabel: - fix a PV regression in 3.19. - fix a dom0 crash on hosts with large numbers of PIRQs. - prevent pcifront from disabling memory or I/O port access, which may trigger host crashes. * tag 'stable/for-linus-4.0-rc3-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip: xen-pciback: limit guest control of command register xen/events: avoid NULL pointer dereference in dom0 on large machines xen: Remove trailing semicolon from xenbus_register_frontend() definition x86/xen: correct bug in p2m list initialization
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/xen/p2m.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/xen/p2m.c b/arch/x86/xen/p2m.c
index 740ae3026a14..9f93af56a5fc 100644
--- a/arch/x86/xen/p2m.c
+++ b/arch/x86/xen/p2m.c
@@ -563,7 +563,7 @@ static bool alloc_p2m(unsigned long pfn)
if (p2m_pfn == PFN_DOWN(__pa(p2m_missing)))
p2m_init(p2m);
else
- p2m_init_identity(p2m, pfn);
+ p2m_init_identity(p2m, pfn & ~(P2M_PER_PAGE - 1));
spin_lock_irqsave(&p2m_update_lock, flags);