diff options
| -rw-r--r-- | arch/x86/include/asm/mshyperv.h | 32 | ||||
| -rw-r--r-- | include/asm-generic/mshyperv.h | 31 |
2 files changed, 31 insertions, 32 deletions
diff --git a/arch/x86/include/asm/mshyperv.h b/arch/x86/include/asm/mshyperv.h index 6d4891bced80..be5a543212fe 100644 --- a/arch/x86/include/asm/mshyperv.h +++ b/arch/x86/include/asm/mshyperv.h @@ -147,38 +147,6 @@ static inline u64 hv_do_fast_hypercall16(u16 code, u64 input1, u64 input2) return hv_status; } -/* - * Rep hypercalls. Callers of this functions are supposed to ensure that - * rep_count and varhead_size comply with Hyper-V hypercall definition. - */ -static inline u64 hv_do_rep_hypercall(u16 code, u16 rep_count, u16 varhead_size, - void *input, void *output) -{ - u64 control = code; - u64 status; - u16 rep_comp; - - control |= (u64)varhead_size << HV_HYPERCALL_VARHEAD_OFFSET; - control |= (u64)rep_count << HV_HYPERCALL_REP_COMP_OFFSET; - - do { - status = hv_do_hypercall(control, input, output); - if ((status & HV_HYPERCALL_RESULT_MASK) != HV_STATUS_SUCCESS) - return status; - - /* Bits 32-43 of status have 'Reps completed' data. */ - rep_comp = (status & HV_HYPERCALL_REP_COMP_MASK) >> - HV_HYPERCALL_REP_COMP_OFFSET; - - control &= ~HV_HYPERCALL_REP_START_MASK; - control |= (u64)rep_comp << HV_HYPERCALL_REP_START_OFFSET; - - touch_nmi_watchdog(); - } while (rep_comp < rep_count); - - return status; -} - extern struct hv_vp_assist_page **hv_vp_assist_page; static inline struct hv_vp_assist_page *hv_get_vp_assist_page(unsigned int cpu) diff --git a/include/asm-generic/mshyperv.h b/include/asm-generic/mshyperv.h index 63c0e579bf6d..301db9adc82d 100644 --- a/include/asm-generic/mshyperv.h +++ b/include/asm-generic/mshyperv.h @@ -41,6 +41,37 @@ extern struct ms_hyperv_info ms_hyperv; extern u64 hv_do_hypercall(u64 control, void *inputaddr, void *outputaddr); extern u64 hv_do_fast_hypercall8(u16 control, u64 input8); +/* + * Rep hypercalls. Callers of this functions are supposed to ensure that + * rep_count and varhead_size comply with Hyper-V hypercall definition. + */ +static inline u64 hv_do_rep_hypercall(u16 code, u16 rep_count, u16 varhead_size, + void *input, void *output) +{ + u64 control = code; + u64 status; + u16 rep_comp; + + control |= (u64)varhead_size << HV_HYPERCALL_VARHEAD_OFFSET; + control |= (u64)rep_count << HV_HYPERCALL_REP_COMP_OFFSET; + + do { + status = hv_do_hypercall(control, input, output); + if ((status & HV_HYPERCALL_RESULT_MASK) != HV_STATUS_SUCCESS) + return status; + + /* Bits 32-43 of status have 'Reps completed' data. */ + rep_comp = (status & HV_HYPERCALL_REP_COMP_MASK) >> + HV_HYPERCALL_REP_COMP_OFFSET; + + control &= ~HV_HYPERCALL_REP_START_MASK; + control |= (u64)rep_comp << HV_HYPERCALL_REP_START_OFFSET; + + touch_nmi_watchdog(); + } while (rep_comp < rep_count); + + return status; +} /* Generate the guest OS identifier as described in the Hyper-V TLFS */ static inline __u64 generate_guest_id(__u64 d_info1, __u64 kernel_version, |