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(parent: 9ce7745) | patch
x86/xen: fix upper bound of pmd loop in xen_cleanhighmap()
authorJuergen Gross <jgross@suse.com>
Thu, 23 Jun 2016 05:12:27 +0000 (07:12 +0200)
committerDavid Vrabel <david.vrabel@citrix.com>
Thu, 23 Jun 2016 10:36:15 +0000 (11:36 +0100)
commitccd2f1d5ff44c0f763550ca9d7d69629a301220d
tree4ebba7662d00f892e66bdd4cc9eb0fdd65f57c52tree | snapshot
parent9ce77452dec47807504e06bd1d3365b19e51df78commit | diff
x86/xen: fix upper bound of pmd loop in xen_cleanhighmap()

xen_cleanhighmap() is operating on level2_kernel_pgt only. The upper
bound of the loop setting non-kernel-image entries to zero should not
exceed the size of level2_kernel_pgt.

Reported-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Juergen Gross <jgross@suse.com>
Signed-off-by: David Vrabel <david.vrabel@citrix.com>
arch/x86/xen/mmu.c diff | blob | history
Linux Kernel Source Tree.