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(parent: a740bf8) | patch
x86/xen/time: set pvclock flags on xen_time_init()
authorJoao Martins <joao.m.martins@oracle.com>
Wed, 8 Nov 2017 17:19:56 +0000 (17:19 +0000)
committerBoris Ostrovsky <boris.ostrovsky@oracle.com>
Wed, 8 Nov 2017 21:33:14 +0000 (16:33 -0500)
commit77f2bf2e3695c8f5f613198ee0557aebacb54cba
treee580648ce8a0fa9ec3820102855c32403313df5btree | snapshot
parenta740bf86f59dc259de4ab7142145dbc330c1e8facommit | diff
x86/xen/time: set pvclock flags on xen_time_init()

Specifically check for PVCLOCK_TSC_STABLE_BIT and if this bit is set,
then set it too on pvclock flags. This allows Xen clocksource to use it
and thus speeding up xen_clocksource_read() callers (i.e. sched_clock())

Signed-off-by: Joao Martins <joao.m.martins@oracle.com>
Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Signed-off-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
arch/x86/xen/time.c diff | blob | history
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