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Commit cae0dc19 authored by Olaf Hering's avatar Olaf Hering Committed by Greg Kroah-Hartman
Browse files

x86: hyperv: report value of misc_features 



[ Upstream commit 97d9f1c43bedd400301d6f1eff54d46e8c636e47 ]

A few kernel features depend on ms_hyperv.misc_features, but unlike its
siblings ->features and ->hints, the value was never reported during boot.

Signed-off-by: default avatarOlaf Hering <olaf@aepfle.de>
Link: https://lore.kernel.org/r/20200407172739.31371-1-olaf@aepfle.de


Signed-off-by: default avatarWei Liu <wei.liu@kernel.org>
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
parent f9891a9e

arch/x86/kernel/cpu/mshyperv.c

+2 −2
Original line number Diff line number Diff line
@@ -214,8 +214,8 @@ static void __init ms_hyperv_init_platform(void) 
	ms_hyperv.misc_features = cpuid_edx(HYPERV_CPUID_FEATURES);

	ms_hyperv.hints    = cpuid_eax(HYPERV_CPUID_ENLIGHTMENT_INFO);



	pr_info("Hyper-V: features 0x%x, hints 0x%x\n",

		ms_hyperv.features, ms_hyperv.hints);

	pr_info("Hyper-V: features 0x%x, hints 0x%x, misc 0x%x\n",

		ms_hyperv.features, ms_hyperv.hints, ms_hyperv.misc_features);



	ms_hyperv.max_vp_index = cpuid_eax(HYPERV_CPUID_IMPLEMENT_LIMITS);

	ms_hyperv.max_lp_index = cpuid_ebx(HYPERV_CPUID_IMPLEMENT_LIMITS);