Hyper-V on ARM64 doesn't provide a flag for the AEOI recommendation
in ms_hyperv.hints, so having the test in architecture independent
code doesn't work. Resolve this by moving the check of the flag
to an architecture dependent helper function. No functionality is
changed.
Signed-off-by: Michael Kelley <mikelley@microsoft.com>
Link: https://lore.kernel.org/r/20200420164926.24471-1-mikelley@microsoft.com
Signed-off-by: Wei Liu <wei.liu@kernel.org>
rdmsrl(HV_X64_MSR_SINT0 + int_num, val)
#define hv_set_synint_state(int_num, val) \
wrmsrl(HV_X64_MSR_SINT0 + int_num, val)
+#define hv_recommend_using_aeoi() \
+ (!(ms_hyperv.hints & HV_DEPRECATING_AEOI_RECOMMENDED))
#define hv_get_crash_ctl(val) \
rdmsrl(HV_X64_MSR_CRASH_CTL, val)
shared_sint.vector = HYPERVISOR_CALLBACK_VECTOR;
shared_sint.masked = false;
- if (ms_hyperv.hints & HV_DEPRECATING_AEOI_RECOMMENDED)
- shared_sint.auto_eoi = false;
- else
- shared_sint.auto_eoi = true;
-
+ shared_sint.auto_eoi = hv_recommend_using_aeoi();
hv_set_synint_state(VMBUS_MESSAGE_SINT, shared_sint.as_uint64);
/* Enable the global synic bit */