| commit | 5a654ba7a88d90483d0f0586297ea9075d755fc8 | |
| author | Jeremy Fitzhardinge <jeremy@goop.org> | |
| Tue, 1 Jul 2008 23:46:37 +0000 (1 16:46 -0700) | ||
| committer | Ingo Molnar <mingo@elte.hu> | |
| Tue, 8 Jul 2008 11:16:30 +0000 (8 13:16 +0200) | ||
| tree | d3832d3d7ba02dd7f39f125536d754fcb2ea0b83 | treesnapshot (tar.gz zip) |
| parent | ef5e94af16c0c82452e1ea5d387e1203dd2198d6 | commitdiff |
x86/cpa: use an undefined PTE bit for testing CPA
Rather than using _PAGE_GLOBAL - which not all CPUs support - to test
CPA, use one of the reserved-for-software-use PTE flags instead. This
allows CPA testing to work on CPUs which don't support PGD.
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Cc: Stephen Tweedie <sct@redhat.com>
Cc: Eduardo Habkost <ehabkost@redhat.com>
Cc: Mark McLoughlin <markmc@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Rather than using _PAGE_GLOBAL - which not all CPUs support - to test
CPA, use one of the reserved-for-software-use PTE flags instead. This
allows CPA testing to work on CPUs which don't support PGD.
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Cc: Stephen Tweedie <sct@redhat.com>
Cc: Eduardo Habkost <ehabkost@redhat.com>
Cc: Mark McLoughlin <markmc@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
| arch/x86/mm/pageattr-test.c | diffblobblamehistory |