For nested PAPR API, we use SpaprMachineStateNestedGuest struct to store
partition table info, use the same in spapr_get_pate_nested() via
helper.
Signed-off-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Harsh Prateek Bora <harshpb@linux.ibm.com>
---
include/hw/ppc/spapr_nested.h | 4 ++++
hw/ppc/spapr.c | 6 ++++--
hw/ppc/spapr_nested.c | 22 +++++++++++++++++++++-
3 files changed, 29 insertions(+), 3 deletions(-)
diff --git a/include/hw/ppc/spapr_nested.h b/include/hw/ppc/spapr_nested.h
index bd43c6b6ef..152019fe3d 100644
--- a/include/hw/ppc/spapr_nested.h
+++ b/include/hw/ppc/spapr_nested.h
@@ -518,4 +518,8 @@ bool spapr_get_pate_nested_hv(SpaprMachineState *spapr, PowerPCCPU *cpu,
target_ulong lpid, ppc_v3_pate_t *entry);
uint8_t spapr_nested_api(SpaprMachineState *spapr);
void spapr_nested_gsb_init(void);
+bool spapr_get_pate_nested_papr(SpaprMachineState *spapr, PowerPCCPU *cpu,
+ target_ulong lpid, ppc_v3_pate_t *entry);
+SpaprMachineStateNestedGuest *spapr_get_nested_guest(SpaprMachineState *spapr,
+ target_ulong lpid);
#endif /* HW_SPAPR_NESTED_H */
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index a08ffe55b6..54fc01e462 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -1376,11 +1376,13 @@ static bool spapr_get_pate(PPCVirtualHypervisor *vhyp, PowerPCCPU *cpu,
entry->dw1 = spapr->patb_entry;
return true;
} else {
- assert(spapr_nested_api(spapr));
if (spapr_nested_api(spapr) == NESTED_API_KVM_HV) {
return spapr_get_pate_nested_hv(spapr, cpu, lpid, entry);
+ } else if (spapr_nested_api(spapr) == NESTED_API_PAPR) {
+ return spapr_get_pate_nested_papr(spapr, cpu, lpid, entry);
+ } else {
+ g_assert_not_reached();
}
- return false;
}
}
diff --git a/hw/ppc/spapr_nested.c b/hw/ppc/spapr_nested.c
index ca99805ce8..e0b234c786 100644
--- a/hw/ppc/spapr_nested.c
+++ b/hw/ppc/spapr_nested.c
@@ -58,6 +58,21 @@ bool spapr_get_pate_nested_hv(SpaprMachineState *spapr, PowerPCCPU *cpu,
return true;
}
+bool spapr_get_pate_nested_papr(SpaprMachineState *spapr, PowerPCCPU *cpu,
+ target_ulong lpid, ppc_v3_pate_t *entry)
+{
+ SpaprMachineStateNestedGuest *guest;
+ assert(lpid != 0);
+ guest = spapr_get_nested_guest(spapr, lpid);
+ if (!guest) {
+ return false;
+ }
+
+ entry->dw0 = guest->parttbl[0];
+ entry->dw1 = guest->parttbl[1];
+ return true;
+}
+
#define PRTS_MASK 0x1f
static target_ulong h_set_ptbl(PowerPCCPU *cpu,
@@ -540,7 +555,6 @@ void spapr_exit_nested(PowerPCCPU *cpu, int excp)
}
}
-static
SpaprMachineStateNestedGuest *spapr_get_nested_guest(SpaprMachineState *spapr,
target_ulong guestid)
{
@@ -1585,6 +1599,12 @@ bool spapr_get_pate_nested_hv(SpaprMachineState *spapr, PowerPCCPU *cpu,
return false;
}
+bool spapr_get_pate_nested_papr(SpaprMachineState *spapr, PowerPCCPU *cpu,
+ target_ulong lpid, ppc_v3_pate_t *entry)
+{
+ return false;
+}
+
void spapr_register_nested_papr(void)
{
/* DO NOTHING */
--
2.39.3On Fri Mar 8, 2024 at 9:19 PM AEST, Harsh Prateek Bora wrote:
> For nested PAPR API, we use SpaprMachineStateNestedGuest struct to store
> partition table info, use the same in spapr_get_pate_nested() via
> helper.
>
> Signed-off-by: Michael Neuling <mikey@neuling.org>
> Signed-off-by: Harsh Prateek Bora <harshpb@linux.ibm.com>
> ---
> include/hw/ppc/spapr_nested.h | 4 ++++
> hw/ppc/spapr.c | 6 ++++--
> hw/ppc/spapr_nested.c | 22 +++++++++++++++++++++-
> 3 files changed, 29 insertions(+), 3 deletions(-)
>
> diff --git a/include/hw/ppc/spapr_nested.h b/include/hw/ppc/spapr_nested.h
> index bd43c6b6ef..152019fe3d 100644
> --- a/include/hw/ppc/spapr_nested.h
> +++ b/include/hw/ppc/spapr_nested.h
> @@ -518,4 +518,8 @@ bool spapr_get_pate_nested_hv(SpaprMachineState *spapr, PowerPCCPU *cpu,
> target_ulong lpid, ppc_v3_pate_t *entry);
> uint8_t spapr_nested_api(SpaprMachineState *spapr);
> void spapr_nested_gsb_init(void);
> +bool spapr_get_pate_nested_papr(SpaprMachineState *spapr, PowerPCCPU *cpu,
> + target_ulong lpid, ppc_v3_pate_t *entry);
> +SpaprMachineStateNestedGuest *spapr_get_nested_guest(SpaprMachineState *spapr,
> + target_ulong lpid);
Why is this made non-static? Doesn't seem to be needed in later patches
either? Other than that,
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
> #endif /* HW_SPAPR_NESTED_H */
> diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
> index a08ffe55b6..54fc01e462 100644
> --- a/hw/ppc/spapr.c
> +++ b/hw/ppc/spapr.c
> @@ -1376,11 +1376,13 @@ static bool spapr_get_pate(PPCVirtualHypervisor *vhyp, PowerPCCPU *cpu,
> entry->dw1 = spapr->patb_entry;
> return true;
> } else {
> - assert(spapr_nested_api(spapr));
> if (spapr_nested_api(spapr) == NESTED_API_KVM_HV) {
> return spapr_get_pate_nested_hv(spapr, cpu, lpid, entry);
> + } else if (spapr_nested_api(spapr) == NESTED_API_PAPR) {
> + return spapr_get_pate_nested_papr(spapr, cpu, lpid, entry);
> + } else {
> + g_assert_not_reached();
> }
> - return false;
> }
> }
>
> diff --git a/hw/ppc/spapr_nested.c b/hw/ppc/spapr_nested.c
> index ca99805ce8..e0b234c786 100644
> --- a/hw/ppc/spapr_nested.c
> +++ b/hw/ppc/spapr_nested.c
> @@ -58,6 +58,21 @@ bool spapr_get_pate_nested_hv(SpaprMachineState *spapr, PowerPCCPU *cpu,
> return true;
> }
>
> +bool spapr_get_pate_nested_papr(SpaprMachineState *spapr, PowerPCCPU *cpu,
> + target_ulong lpid, ppc_v3_pate_t *entry)
> +{
> + SpaprMachineStateNestedGuest *guest;
> + assert(lpid != 0);
> + guest = spapr_get_nested_guest(spapr, lpid);
> + if (!guest) {
> + return false;
> + }
> +
> + entry->dw0 = guest->parttbl[0];
> + entry->dw1 = guest->parttbl[1];
> + return true;
> +}
> +
> #define PRTS_MASK 0x1f
>
> static target_ulong h_set_ptbl(PowerPCCPU *cpu,
> @@ -540,7 +555,6 @@ void spapr_exit_nested(PowerPCCPU *cpu, int excp)
> }
> }
>
> -static
> SpaprMachineStateNestedGuest *spapr_get_nested_guest(SpaprMachineState *spapr,
> target_ulong guestid)
> {
> @@ -1585,6 +1599,12 @@ bool spapr_get_pate_nested_hv(SpaprMachineState *spapr, PowerPCCPU *cpu,
> return false;
> }
>
> +bool spapr_get_pate_nested_papr(SpaprMachineState *spapr, PowerPCCPU *cpu,
> + target_ulong lpid, ppc_v3_pate_t *entry)
> +{
> + return false;
> +}
> +
> void spapr_register_nested_papr(void)
> {
> /* DO NOTHING */
On 3/12/24 17:11, Nicholas Piggin wrote:
> On Fri Mar 8, 2024 at 9:19 PM AEST, Harsh Prateek Bora wrote:
>> For nested PAPR API, we use SpaprMachineStateNestedGuest struct to store
>> partition table info, use the same in spapr_get_pate_nested() via
>> helper.
>>
>> Signed-off-by: Michael Neuling <mikey@neuling.org>
>> Signed-off-by: Harsh Prateek Bora <harshpb@linux.ibm.com>
>> ---
>> include/hw/ppc/spapr_nested.h | 4 ++++
>> hw/ppc/spapr.c | 6 ++++--
>> hw/ppc/spapr_nested.c | 22 +++++++++++++++++++++-
>> 3 files changed, 29 insertions(+), 3 deletions(-)
>>
>> diff --git a/include/hw/ppc/spapr_nested.h b/include/hw/ppc/spapr_nested.h
>> index bd43c6b6ef..152019fe3d 100644
>> --- a/include/hw/ppc/spapr_nested.h
>> +++ b/include/hw/ppc/spapr_nested.h
>> @@ -518,4 +518,8 @@ bool spapr_get_pate_nested_hv(SpaprMachineState *spapr, PowerPCCPU *cpu,
>> target_ulong lpid, ppc_v3_pate_t *entry);
>> uint8_t spapr_nested_api(SpaprMachineState *spapr);
>> void spapr_nested_gsb_init(void);
>> +bool spapr_get_pate_nested_papr(SpaprMachineState *spapr, PowerPCCPU *cpu,
>> + target_ulong lpid, ppc_v3_pate_t *entry);
>> +SpaprMachineStateNestedGuest *spapr_get_nested_guest(SpaprMachineState *spapr,
>> + target_ulong lpid);
>
> Why is this made non-static? Doesn't seem to be needed in later patches
> either? Other than that,
>
> Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
>
You're right, looks like I missed it in v5, but kindly squash in below
incremental update with this patch, just relocating static helper above
caller?
regards,
Harsh
diff --git a/include/hw/ppc/spapr_nested.h b/include/hw/ppc/spapr_nested.h
index 152019fe3d..3a36ba446b 100644
--- a/include/hw/ppc/spapr_nested.h
+++ b/include/hw/ppc/spapr_nested.h
@@ -520,6 +520,4 @@ uint8_t spapr_nested_api(SpaprMachineState *spapr);
void spapr_nested_gsb_init(void);
bool spapr_get_pate_nested_papr(SpaprMachineState *spapr, PowerPCCPU *cpu,
target_ulong lpid, ppc_v3_pate_t *entry);
-SpaprMachineStateNestedGuest *spapr_get_nested_guest(SpaprMachineState
*spapr,
- target_ulong lpid);
#endif /* HW_SPAPR_NESTED_H */
diff --git a/hw/ppc/spapr_nested.c b/hw/ppc/spapr_nested.c
index 8db9dc19e3..df22bd69bd 100644
--- a/hw/ppc/spapr_nested.c
+++ b/hw/ppc/spapr_nested.c
@@ -60,6 +60,15 @@ bool spapr_get_pate_nested_hv(SpaprMachineState
*spapr, PowerPCCPU *cpu,
return true;
}
+static SpaprMachineStateNestedGuest
*spapr_get_nested_guest(SpaprMachineState *spapr,
+ target_ulong guestid)
+{
+ SpaprMachineStateNestedGuest *guest;
+
+ guest = g_hash_table_lookup(spapr->nested.guests,
GINT_TO_POINTER(guestid));
+ return guest;
+}
+
bool spapr_get_pate_nested_papr(SpaprMachineState *spapr, PowerPCCPU *cpu,
target_ulong lpid, ppc_v3_pate_t *entry)
{
@@ -549,15 +558,6 @@ static void spapr_exit_nested_hv(PowerPCCPU *cpu,
int excp)
address_space_unmap(CPU(cpu)->as, regs, len, len, true);
}
-SpaprMachineStateNestedGuest *spapr_get_nested_guest(SpaprMachineState
*spapr,
- target_ulong guestid)
-{
- SpaprMachineStateNestedGuest *guest;
-
- guest = g_hash_table_lookup(spapr->nested.guests,
GINT_TO_POINTER(guestid));
- return guest;
-}
-
static bool spapr_nested_vcpu_check(SpaprMachineStateNestedGuest *guest,
target_ulong vcpuid, bool inoutbuf)
{
>> #endif /* HW_SPAPR_NESTED_H */
>> diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
>> index a08ffe55b6..54fc01e462 100644
>> --- a/hw/ppc/spapr.c
>> +++ b/hw/ppc/spapr.c
>> @@ -1376,11 +1376,13 @@ static bool spapr_get_pate(PPCVirtualHypervisor *vhyp, PowerPCCPU *cpu,
>> entry->dw1 = spapr->patb_entry;
>> return true;
>> } else {
>> - assert(spapr_nested_api(spapr));
>> if (spapr_nested_api(spapr) == NESTED_API_KVM_HV) {
>> return spapr_get_pate_nested_hv(spapr, cpu, lpid, entry);
>> + } else if (spapr_nested_api(spapr) == NESTED_API_PAPR) {
>> + return spapr_get_pate_nested_papr(spapr, cpu, lpid, entry);
>> + } else {
>> + g_assert_not_reached();
>> }
>> - return false;
>> }
>> }
>>
>> diff --git a/hw/ppc/spapr_nested.c b/hw/ppc/spapr_nested.c
>> index ca99805ce8..e0b234c786 100644
>> --- a/hw/ppc/spapr_nested.c
>> +++ b/hw/ppc/spapr_nested.c
>> @@ -58,6 +58,21 @@ bool spapr_get_pate_nested_hv(SpaprMachineState *spapr, PowerPCCPU *cpu,
>> return true;
>> }
>>
>> +bool spapr_get_pate_nested_papr(SpaprMachineState *spapr, PowerPCCPU *cpu,
>> + target_ulong lpid, ppc_v3_pate_t *entry)
>> +{
>> + SpaprMachineStateNestedGuest *guest;
>> + assert(lpid != 0);
>> + guest = spapr_get_nested_guest(spapr, lpid);
>> + if (!guest) {
>> + return false;
>> + }
>> +
>> + entry->dw0 = guest->parttbl[0];
>> + entry->dw1 = guest->parttbl[1];
>> + return true;
>> +}
>> +
>> #define PRTS_MASK 0x1f
>>
>> static target_ulong h_set_ptbl(PowerPCCPU *cpu,
>> @@ -540,7 +555,6 @@ void spapr_exit_nested(PowerPCCPU *cpu, int excp)
>> }
>> }
>>
>> -static
>> SpaprMachineStateNestedGuest *spapr_get_nested_guest(SpaprMachineState *spapr,
>> target_ulong guestid)
>> {
>> @@ -1585,6 +1599,12 @@ bool spapr_get_pate_nested_hv(SpaprMachineState *spapr, PowerPCCPU *cpu,
>> return false;
>> }
>>
>> +bool spapr_get_pate_nested_papr(SpaprMachineState *spapr, PowerPCCPU *cpu,
>> + target_ulong lpid, ppc_v3_pate_t *entry)
>> +{
>> + return false;
>> +}
>> +
>> void spapr_register_nested_papr(void)
>> {
>> /* DO NOTHING */
>
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