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hv: exception: fault type exception should set resume flag in rflags

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According to SDM 17.3.1.1, for any fault-class exception except a
debug exception generated in response to an instruction breakpoint,
the value pushed for RF is 1.

This patch set Resume Flag for fault class exceptions.

Tracked-On: #2405
Signed-off-by: Binbin Wu <binbin.wu@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This commit is contained in:
Binbin Wu
2019-01-23 07:12:49 +00:00
committed by wenlingz
parent 2638518349
commit 827fffedda
2 changed files with 33 additions and 0 deletions
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hypervisor/include/arch/x86/irq.h
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@@ -107,6 +107,7 @@ uint32_t irq_to_vector(uint32_t irq);
/* RFLAGS */
#define HV_ARCH_VCPU_RFLAGS_IF (1UL<<9U)
#define HV_ARCH_VCPU_RFLAGS_RF (1UL<<16U)
/* Interruptability State info */
#define HV_ARCH_VCPU_BLOCKED_BY_MOVSS (1UL<<1U)