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| author | Borislav Petkov | 2016-02-18 21:00:41 +0100 |
|---|---|---|
| committer | Ingo Molnar | 2016-02-20 12:25:45 +0100 |
| commit | b176862fca8625b0a8bee207bca9b611413e5e24 (patch) | |
| tree | 8eda626b3badfaf2222caaeb8576f001a726006a /lib | |
| parent | x86/mm: Fix INVPCID asm constraint (diff) | |
| download | kernel-qcow2-linux-b176862fca8625b0a8bee207bca9b611413e5e24.tar.gz kernel-qcow2-linux-b176862fca8625b0a8bee207bca9b611413e5e24.tar.xz kernel-qcow2-linux-b176862fca8625b0a8bee207bca9b611413e5e24.zip | |
x86/mm/ptdump: Remove paravirt_enabled()
is_hypervisor_range() can simply check if the PGD index is
within ffff800000000000 - ffff87ffffffffff which is the range
reserved for a hypervisor. That range is practically an ABI, see
Documentation/x86/x86_64/mm.txt.
Tested-by: Boris Ostrovsky <boris.ostrovsky@oracle.com> # Under Xen, as PV guest
Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Luis R. Rodriguez <mcgrof@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/1455825641-19585-1-git-send-email-bp@alien8.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'lib')
0 files changed, 0 insertions, 0 deletions