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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH v3 1/6] xen: rename dom0_op to platform_op
Konrad, David, Boris,
are you OK with this?
On Wed, 11 Nov 2015, Stefano Stabellini wrote:
> The dom0_op hypercall has been renamed to platform_op since Xen 3.2,
> which is ancient, and modern upstream Linux kernels cannot run as dom0
> and it anymore anyway.
>
> Signed-off-by: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
> CC: konrad.wilk@xxxxxxxxxx
> CC: david.vrabel@xxxxxxxxxx
> CC: boris.ostrovsky@xxxxxxxxxx
> ---
> arch/x86/include/asm/xen/hypercall.h | 6 +++---
> arch/x86/xen/apic.c | 2 +-
> arch/x86/xen/enlighten.c | 8 ++++----
> arch/x86/xen/time.c | 2 +-
> drivers/xen/acpi.c | 2 +-
> drivers/xen/efi.c | 30 +++++++++++++++---------------
> drivers/xen/pcpu.c | 8 ++++----
> drivers/xen/xen-acpi-cpuhotplug.c | 2 +-
> drivers/xen/xen-acpi-pad.c | 4 ++--
> drivers/xen/xen-acpi-processor.c | 8 ++++----
> drivers/xen/xenfs/xensyms.c | 4 ++--
> include/xen/interface/xen.h | 2 +-
> 12 files changed, 39 insertions(+), 39 deletions(-)
>
> diff --git a/arch/x86/include/asm/xen/hypercall.h
> b/arch/x86/include/asm/xen/hypercall.h
> index 4c20dd3..3bcdcc8 100644
> --- a/arch/x86/include/asm/xen/hypercall.h
> +++ b/arch/x86/include/asm/xen/hypercall.h
> @@ -310,10 +310,10 @@ HYPERVISOR_mca(struct xen_mc *mc_op)
> }
>
> static inline int
> -HYPERVISOR_dom0_op(struct xen_platform_op *platform_op)
> +HYPERVISOR_platform_op(struct xen_platform_op *op)
> {
> - platform_op->interface_version = XENPF_INTERFACE_VERSION;
> - return _hypercall1(int, dom0_op, platform_op);
> + op->interface_version = XENPF_INTERFACE_VERSION;
> + return _hypercall1(int, platform_op, op);
> }
>
> static inline int
> diff --git a/arch/x86/xen/apic.c b/arch/x86/xen/apic.c
> index acda713..abf4901 100644
> --- a/arch/x86/xen/apic.c
> +++ b/arch/x86/xen/apic.c
> @@ -64,7 +64,7 @@ static u32 xen_apic_read(u32 reg)
> if (reg != APIC_ID)
> return 0;
>
> - ret = HYPERVISOR_dom0_op(&op);
> + ret = HYPERVISOR_platform_op(&op);
> if (ret)
> return 0;
>
> diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
> index 5774800..f963c40 100644
> --- a/arch/x86/xen/enlighten.c
> +++ b/arch/x86/xen/enlighten.c
> @@ -415,7 +415,7 @@ static bool __init xen_check_mwait(void)
>
> set_xen_guest_handle(op.u.set_pminfo.pdc, buf);
>
> - if ((HYPERVISOR_dom0_op(&op) == 0) &&
> + if ((HYPERVISOR_platform_op(&op) == 0) &&
> (buf[2] & (ACPI_PDC_C_C1_FFH | ACPI_PDC_C_C2C3_FFH))) {
> cpuid_leaf5_ecx_val = cx;
> cpuid_leaf5_edx_val = dx;
> @@ -1374,7 +1374,7 @@ static void __init xen_boot_params_init_edd(void)
> info->params.length = sizeof(info->params);
> set_xen_guest_handle(op.u.firmware_info.u.disk_info.edd_params,
> &info->params);
> - ret = HYPERVISOR_dom0_op(&op);
> + ret = HYPERVISOR_platform_op(&op);
> if (ret)
> break;
>
> @@ -1392,7 +1392,7 @@ static void __init xen_boot_params_init_edd(void)
> op.u.firmware_info.type = XEN_FW_DISK_MBR_SIGNATURE;
> for (nr = 0; nr < EDD_MBR_SIG_MAX; nr++) {
> op.u.firmware_info.index = nr;
> - ret = HYPERVISOR_dom0_op(&op);
> + ret = HYPERVISOR_platform_op(&op);
> if (ret)
> break;
> mbr_signature[nr] =
> op.u.firmware_info.u.disk_mbr_signature.mbr_signature;
> @@ -1698,7 +1698,7 @@ asmlinkage __visible void __init xen_start_kernel(void)
> xen_start_info->console.domU.mfn = 0;
> xen_start_info->console.domU.evtchn = 0;
>
> - if (HYPERVISOR_dom0_op(&op) == 0)
> + if (HYPERVISOR_platform_op(&op) == 0)
> boot_params.kbd_status =
> op.u.firmware_info.u.kbd_shift_flags;
>
> /* Make sure ACS will be enabled */
> diff --git a/arch/x86/xen/time.c b/arch/x86/xen/time.c
> index 041d4cd..663c2ea 100644
> --- a/arch/x86/xen/time.c
> +++ b/arch/x86/xen/time.c
> @@ -139,7 +139,7 @@ static int xen_pvclock_gtod_notify(struct notifier_block
> *nb,
> op.u.settime.nsecs = now.tv_nsec;
> op.u.settime.system_time = xen_clocksource_read();
>
> - (void)HYPERVISOR_dom0_op(&op);
> + (void)HYPERVISOR_platform_op(&op);
>
> /*
> * Move the next drift compensation time 11 minutes
> diff --git a/drivers/xen/acpi.c b/drivers/xen/acpi.c
> index 90307c0..6893c79 100644
> --- a/drivers/xen/acpi.c
> +++ b/drivers/xen/acpi.c
> @@ -58,7 +58,7 @@ static int xen_acpi_notify_hypervisor_state(u8 sleep_state,
> bits, val_a, val_b))
> return -1;
>
> - HYPERVISOR_dom0_op(&op);
> + HYPERVISOR_platform_op(&op);
> return 1;
> }
>
> diff --git a/drivers/xen/efi.c b/drivers/xen/efi.c
> index f745db2..be7e56a 100644
> --- a/drivers/xen/efi.c
> +++ b/drivers/xen/efi.c
> @@ -42,7 +42,7 @@ static efi_status_t xen_efi_get_time(efi_time_t *tm,
> efi_time_cap_t *tc)
> {
> struct xen_platform_op op = INIT_EFI_OP(get_time);
>
> - if (HYPERVISOR_dom0_op(&op) < 0)
> + if (HYPERVISOR_platform_op(&op) < 0)
> return EFI_UNSUPPORTED;
>
> if (tm) {
> @@ -67,7 +67,7 @@ static efi_status_t xen_efi_set_time(efi_time_t *tm)
> BUILD_BUG_ON(sizeof(*tm) != sizeof(efi_data(op).u.set_time));
> memcpy(&efi_data(op).u.set_time, tm, sizeof(*tm));
>
> - if (HYPERVISOR_dom0_op(&op) < 0)
> + if (HYPERVISOR_platform_op(&op) < 0)
> return EFI_UNSUPPORTED;
>
> return efi_data(op).status;
> @@ -79,7 +79,7 @@ static efi_status_t xen_efi_get_wakeup_time(efi_bool_t
> *enabled,
> {
> struct xen_platform_op op = INIT_EFI_OP(get_wakeup_time);
>
> - if (HYPERVISOR_dom0_op(&op) < 0)
> + if (HYPERVISOR_platform_op(&op) < 0)
> return EFI_UNSUPPORTED;
>
> if (tm) {
> @@ -108,7 +108,7 @@ static efi_status_t xen_efi_set_wakeup_time(efi_bool_t
> enabled, efi_time_t *tm)
> else
> efi_data(op).misc |= XEN_EFI_SET_WAKEUP_TIME_ENABLE_ONLY;
>
> - if (HYPERVISOR_dom0_op(&op) < 0)
> + if (HYPERVISOR_platform_op(&op) < 0)
> return EFI_UNSUPPORTED;
>
> return efi_data(op).status;
> @@ -129,7 +129,7 @@ static efi_status_t xen_efi_get_variable(efi_char16_t
> *name,
> efi_data(op).u.get_variable.size = *data_size;
> set_xen_guest_handle(efi_data(op).u.get_variable.data, data);
>
> - if (HYPERVISOR_dom0_op(&op) < 0)
> + if (HYPERVISOR_platform_op(&op) < 0)
> return EFI_UNSUPPORTED;
>
> *data_size = efi_data(op).u.get_variable.size;
> @@ -152,7 +152,7 @@ static efi_status_t xen_efi_get_next_variable(unsigned
> long *name_size,
> memcpy(&efi_data(op).u.get_next_variable_name.vendor_guid, vendor,
> sizeof(*vendor));
>
> - if (HYPERVISOR_dom0_op(&op) < 0)
> + if (HYPERVISOR_platform_op(&op) < 0)
> return EFI_UNSUPPORTED;
>
> *name_size = efi_data(op).u.get_next_variable_name.size;
> @@ -178,7 +178,7 @@ static efi_status_t xen_efi_set_variable(efi_char16_t
> *name,
> efi_data(op).u.set_variable.size = data_size;
> set_xen_guest_handle(efi_data(op).u.set_variable.data, data);
>
> - if (HYPERVISOR_dom0_op(&op) < 0)
> + if (HYPERVISOR_platform_op(&op) < 0)
> return EFI_UNSUPPORTED;
>
> return efi_data(op).status;
> @@ -196,7 +196,7 @@ static efi_status_t xen_efi_query_variable_info(u32 attr,
>
> efi_data(op).u.query_variable_info.attr = attr;
>
> - if (HYPERVISOR_dom0_op(&op) < 0)
> + if (HYPERVISOR_platform_op(&op) < 0)
> return EFI_UNSUPPORTED;
>
> *storage_space = efi_data(op).u.query_variable_info.max_store_size;
> @@ -210,7 +210,7 @@ static efi_status_t xen_efi_get_next_high_mono_count(u32
> *count)
> {
> struct xen_platform_op op = INIT_EFI_OP(get_next_high_monotonic_count);
>
> - if (HYPERVISOR_dom0_op(&op) < 0)
> + if (HYPERVISOR_platform_op(&op) < 0)
> return EFI_UNSUPPORTED;
>
> *count = efi_data(op).misc;
> @@ -232,7 +232,7 @@ static efi_status_t
> xen_efi_update_capsule(efi_capsule_header_t **capsules,
> efi_data(op).u.update_capsule.capsule_count = count;
> efi_data(op).u.update_capsule.sg_list = sg_list;
>
> - if (HYPERVISOR_dom0_op(&op) < 0)
> + if (HYPERVISOR_platform_op(&op) < 0)
> return EFI_UNSUPPORTED;
>
> return efi_data(op).status;
> @@ -252,7 +252,7 @@ static efi_status_t
> xen_efi_query_capsule_caps(efi_capsule_header_t **capsules,
> capsules);
> efi_data(op).u.query_capsule_capabilities.capsule_count = count;
>
> - if (HYPERVISOR_dom0_op(&op) < 0)
> + if (HYPERVISOR_platform_op(&op) < 0)
> return EFI_UNSUPPORTED;
>
> *max_size = efi_data(op).u.query_capsule_capabilities.max_capsule_size;
> @@ -331,7 +331,7 @@ efi_system_table_t __init *xen_efi_probe(void)
> };
> union xenpf_efi_info *info = &op.u.firmware_info.u.efi_info;
>
> - if (!xen_initial_domain() || HYPERVISOR_dom0_op(&op) < 0)
> + if (!xen_initial_domain() || HYPERVISOR_platform_op(&op) < 0)
> return NULL;
>
> /* Here we know that Xen runs on EFI platform. */
> @@ -347,7 +347,7 @@ efi_system_table_t __init *xen_efi_probe(void)
> info->vendor.bufsz = sizeof(vendor);
> set_xen_guest_handle(info->vendor.name, vendor);
>
> - if (HYPERVISOR_dom0_op(&op) == 0) {
> + if (HYPERVISOR_platform_op(&op) == 0) {
> efi_systab_xen.fw_vendor = __pa_symbol(vendor);
> efi_systab_xen.fw_revision = info->vendor.revision;
> } else
> @@ -357,14 +357,14 @@ efi_system_table_t __init *xen_efi_probe(void)
> op.u.firmware_info.type = XEN_FW_EFI_INFO;
> op.u.firmware_info.index = XEN_FW_EFI_VERSION;
>
> - if (HYPERVISOR_dom0_op(&op) == 0)
> + if (HYPERVISOR_platform_op(&op) == 0)
> efi_systab_xen.hdr.revision = info->version;
>
> op.cmd = XENPF_firmware_info;
> op.u.firmware_info.type = XEN_FW_EFI_INFO;
> op.u.firmware_info.index = XEN_FW_EFI_RT_VERSION;
>
> - if (HYPERVISOR_dom0_op(&op) == 0)
> + if (HYPERVISOR_platform_op(&op) == 0)
> efi.runtime_version = info->version;
>
> return &efi_systab_xen;
> diff --git a/drivers/xen/pcpu.c b/drivers/xen/pcpu.c
> index 49e88f2..cdc6daa 100644
> --- a/drivers/xen/pcpu.c
> +++ b/drivers/xen/pcpu.c
> @@ -78,7 +78,7 @@ static int xen_pcpu_down(uint32_t cpu_id)
> .u.cpu_ol.cpuid = cpu_id,
> };
>
> - return HYPERVISOR_dom0_op(&op);
> + return HYPERVISOR_platform_op(&op);
> }
>
> static int xen_pcpu_up(uint32_t cpu_id)
> @@ -89,7 +89,7 @@ static int xen_pcpu_up(uint32_t cpu_id)
> .u.cpu_ol.cpuid = cpu_id,
> };
>
> - return HYPERVISOR_dom0_op(&op);
> + return HYPERVISOR_platform_op(&op);
> }
>
> static ssize_t show_online(struct device *dev,
> @@ -277,7 +277,7 @@ static int sync_pcpu(uint32_t cpu, uint32_t *max_cpu)
> .u.pcpu_info.xen_cpuid = cpu,
> };
>
> - ret = HYPERVISOR_dom0_op(&op);
> + ret = HYPERVISOR_platform_op(&op);
> if (ret)
> return ret;
>
> @@ -364,7 +364,7 @@ int xen_pcpu_id(uint32_t acpi_id)
> op.cmd = XENPF_get_cpuinfo;
> while (cpu_id <= max_id) {
> op.u.pcpu_info.xen_cpuid = cpu_id;
> - if (HYPERVISOR_dom0_op(&op)) {
> + if (HYPERVISOR_platform_op(&op)) {
> cpu_id++;
> continue;
> }
> diff --git a/drivers/xen/xen-acpi-cpuhotplug.c
> b/drivers/xen/xen-acpi-cpuhotplug.c
> index f4a3694..fdc9e67 100644
> --- a/drivers/xen/xen-acpi-cpuhotplug.c
> +++ b/drivers/xen/xen-acpi-cpuhotplug.c
> @@ -206,7 +206,7 @@ static int xen_hotadd_cpu(struct acpi_processor *pr)
> op.u.cpu_add.acpi_id = pr->acpi_id;
> op.u.cpu_add.pxm = pxm;
>
> - cpu_id = HYPERVISOR_dom0_op(&op);
> + cpu_id = HYPERVISOR_platform_op(&op);
> if (cpu_id < 0)
> pr_err(PREFIX "Failed to hotadd CPU for acpi_id %d\n",
> pr->acpi_id);
> diff --git a/drivers/xen/xen-acpi-pad.c b/drivers/xen/xen-acpi-pad.c
> index f83b754..23d1808 100644
> --- a/drivers/xen/xen-acpi-pad.c
> +++ b/drivers/xen/xen-acpi-pad.c
> @@ -36,7 +36,7 @@ static int xen_acpi_pad_idle_cpus(unsigned int idle_nums)
> op.u.core_parking.type = XEN_CORE_PARKING_SET;
> op.u.core_parking.idle_nums = idle_nums;
>
> - return HYPERVISOR_dom0_op(&op);
> + return HYPERVISOR_platform_op(&op);
> }
>
> static int xen_acpi_pad_idle_cpus_num(void)
> @@ -46,7 +46,7 @@ static int xen_acpi_pad_idle_cpus_num(void)
> op.cmd = XENPF_core_parking;
> op.u.core_parking.type = XEN_CORE_PARKING_GET;
>
> - return HYPERVISOR_dom0_op(&op)
> + return HYPERVISOR_platform_op(&op)
> ?: op.u.core_parking.idle_nums;
> }
>
> diff --git a/drivers/xen/xen-acpi-processor.c
> b/drivers/xen/xen-acpi-processor.c
> index 70fa438..076970a 100644
> --- a/drivers/xen/xen-acpi-processor.c
> +++ b/drivers/xen/xen-acpi-processor.c
> @@ -116,7 +116,7 @@ static int push_cxx_to_hypervisor(struct acpi_processor
> *_pr)
> set_xen_guest_handle(op.u.set_pminfo.power.states, dst_cx_states);
>
> if (!no_hypercall)
> - ret = HYPERVISOR_dom0_op(&op);
> + ret = HYPERVISOR_platform_op(&op);
>
> if (!ret) {
> pr_debug("ACPI CPU%u - C-states uploaded.\n", _pr->acpi_id);
> @@ -244,7 +244,7 @@ static int push_pxx_to_hypervisor(struct acpi_processor
> *_pr)
> }
>
> if (!no_hypercall)
> - ret = HYPERVISOR_dom0_op(&op);
> + ret = HYPERVISOR_platform_op(&op);
>
> if (!ret) {
> struct acpi_processor_performance *perf;
> @@ -302,7 +302,7 @@ static unsigned int __init get_max_acpi_id(void)
> info = &op.u.pcpu_info;
> info->xen_cpuid = 0;
>
> - ret = HYPERVISOR_dom0_op(&op);
> + ret = HYPERVISOR_platform_op(&op);
> if (ret)
> return NR_CPUS;
>
> @@ -310,7 +310,7 @@ static unsigned int __init get_max_acpi_id(void)
> last_cpu = op.u.pcpu_info.max_present;
> for (i = 0; i <= last_cpu; i++) {
> info->xen_cpuid = i;
> - ret = HYPERVISOR_dom0_op(&op);
> + ret = HYPERVISOR_platform_op(&op);
> if (ret)
> continue;
> max_acpi_id = max(info->acpi_id, max_acpi_id);
> diff --git a/drivers/xen/xenfs/xensyms.c b/drivers/xen/xenfs/xensyms.c
> index f8b1285..a03f261 100644
> --- a/drivers/xen/xenfs/xensyms.c
> +++ b/drivers/xen/xenfs/xensyms.c
> @@ -31,7 +31,7 @@ static int xensyms_next_sym(struct xensyms *xs)
>
> symnum = symdata->symnum;
>
> - ret = HYPERVISOR_dom0_op(&xs->op);
> + ret = HYPERVISOR_platform_op(&xs->op);
> if (ret < 0)
> return ret;
>
> @@ -50,7 +50,7 @@ static int xensyms_next_sym(struct xensyms *xs)
> set_xen_guest_handle(symdata->name, xs->name);
> symdata->symnum--; /* Rewind */
>
> - ret = HYPERVISOR_dom0_op(&xs->op);
> + ret = HYPERVISOR_platform_op(&xs->op);
> if (ret < 0)
> return ret;
> }
> diff --git a/include/xen/interface/xen.h b/include/xen/interface/xen.h
> index 167071c..d133112 100644
> --- a/include/xen/interface/xen.h
> +++ b/include/xen/interface/xen.h
> @@ -48,7 +48,7 @@
> #define __HYPERVISOR_set_callbacks 4
> #define __HYPERVISOR_fpu_taskswitch 5
> #define __HYPERVISOR_sched_op_compat 6
> -#define __HYPERVISOR_dom0_op 7
> +#define __HYPERVISOR_platform_op 7
> #define __HYPERVISOR_set_debugreg 8
> #define __HYPERVISOR_get_debugreg 9
> #define __HYPERVISOR_update_descriptor 10
> --
> 1.7.10.4
>
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