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HV: refine usage of idle=halt in sos cmdline

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The parameter of "idle=halt" for SOS cmdline is only needed when cpu sharing
is enabled, otherwise it will impact SOS power.

Tracked-On: #4329

Signed-off-by: Victor Sun <victor.sun@intel.com>
This commit is contained in:
Victor Sun
2020-04-21 13:07:30 +08:00
committed by wenlingz
parent b22d9e5e15
commit 9264f51456
4 changed files with 11 additions and 2 deletions
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6
hypervisor/include/arch/x86/vm_config.h
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@@ -23,6 +23,12 @@
#define MAX_VM_OS_NAME_LEN 32U
#define MAX_MOD_TAG_LEN 32U
#ifdef CONFIG_SCHED_NOOP
#define SOS_IDLE ""
#else
#define SOS_IDLE "idle=halt "
#endif
#define PCI_DEV_TYPE_PTDEV (1U << 0U)
#define PCI_DEV_TYPE_HVEMUL (1U << 1U)
#define PCI_DEV_TYPE_SOSEMUL (1U << 2U)