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| author | Keir Fraser <keir.fraser@citrix.com> | 2008-10-22 12:08:16 +0100 |
|---|---|---|
| committer | Keir Fraser <keir.fraser@citrix.com> | 2008-10-22 12:08:16 +0100 |
| commit | cdd644ce1082849d20832902d8d5a69b854f8cbe (patch) | |
| tree | 0caa1f192648a50cd4653a16edec8c9665c3b886 /xen/arch/x86/hvm/vpt.c | |
| parent | bfd5a3fec25a6dd88425dff7c908127ef4b1dada (diff) | |
| download | xen-cdd644ce1082849d20832902d8d5a69b854f8cbe.tar.gz xen-cdd644ce1082849d20832902d8d5a69b854f8cbe.tar.bz2 xen-cdd644ce1082849d20832902d8d5a69b854f8cbe.zip | |
x86, hvm: Allow 100us periodic virtual timers
Adjust vpt and hpet minimum period (for timers) from 900us to 100us to
be able to pass Windows 2008 compatibility tests.
Signed-off-by: Peter Johnston <peter.johnston@citrix.com>
Diffstat (limited to 'xen/arch/x86/hvm/vpt.c')
| -rw-r--r-- | xen/arch/x86/hvm/vpt.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/xen/arch/x86/hvm/vpt.c b/xen/arch/x86/hvm/vpt.c index 27bacd9b28..d9730bf140 100644 --- a/xen/arch/x86/hvm/vpt.c +++ b/xen/arch/x86/hvm/vpt.c @@ -368,13 +368,13 @@ void create_periodic_time( pt->do_not_freeze = 0; pt->irq_issued = 0; - /* Periodic timer must be at least 0.9ms. */ - if ( (period < 900000) && period ) + /* Periodic timer must be at least 0.1ms. */ + if ( (period < 100000) && period ) { if ( !test_and_set_bool(pt->warned_timeout_too_short) ) gdprintk(XENLOG_WARNING, "HVM_PlatformTime: program too " "small period %"PRIu64"\n", period); - period = 900000; + period = 100000; } pt->period = period; |