Message ID | 20230901155812.2696560-2-nsg@linux.ibm.com |
---|---|
State | New |
Headers | show |
Series | s390x: CPU Topology | expand |
On 01/09/2023 17.57, Nina Schoetterl-Glausch wrote: > From: Pierre Morel <pmorel@linux.ibm.com> > > S390 adds two new SMP levels, drawers and books to the CPU > topology. > S390 CPUs have specific topology features like dedication and > entitlement. These indicate to the guest information on host > vCPU scheduling and help the guest make better scheduling decisions. > > Let us provide the SMP properties with books and drawers levels > and S390 CPU with dedication and entitlement, > > Signed-off-by: Pierre Morel <pmorel@linux.ibm.com> > Reviewed-by: Nina Schoetterl-Glausch <nsg@linux.ibm.com> > Co-developed-by: Nina Schoetterl-Glausch <nsg@linux.ibm.com> > Signed-off-by: Nina Schoetterl-Glausch <nsg@linux.ibm.com> > --- > qapi/machine-common.json | 21 +++++++++++++ > qapi/machine.json | 21 ++++++++++--- > include/hw/boards.h | 10 +++++- > include/hw/qdev-properties-system.h | 4 +++ > target/s390x/cpu.h | 6 ++++ > hw/core/machine-smp.c | 48 ++++++++++++++++++++++++----- > hw/core/machine.c | 4 +++ > hw/core/qdev-properties-system.c | 13 ++++++++ > hw/s390x/s390-virtio-ccw.c | 2 ++ > softmmu/vl.c | 6 ++++ > target/s390x/cpu.c | 7 +++++ > qapi/meson.build | 1 + > qemu-options.hx | 7 +++-- > 13 files changed, 136 insertions(+), 14 deletions(-) > create mode 100644 qapi/machine-common.json > > diff --git a/qapi/machine-common.json b/qapi/machine-common.json > new file mode 100644 > index 0000000000..e40421bb37 > --- /dev/null > +++ b/qapi/machine-common.json > @@ -0,0 +1,21 @@ > +# -*- Mode: Python -*- > +# vim: filetype=python > +# > +# This work is licensed under the terms of the GNU GPL, version 2 or later. > +# See the COPYING file in the top-level directory. > + > +## > +# = Machines S390 data types > +## > + > +## > +# @CpuS390Entitlement: > +# > +# An enumeration of cpu entitlements that can be assumed by a virtual > +# S390 CPU > +# > +# Since: 8.2 > +## > +{ 'enum': 'CpuS390Entitlement', > + 'prefix': 'S390_CPU_ENTITLEMENT', > + 'data': [ 'auto', 'low', 'medium', 'high' ] } > diff --git a/qapi/machine.json b/qapi/machine.json > index a08b6576ca..54f99f4ac1 100644 > --- a/qapi/machine.json > +++ b/qapi/machine.json > @@ -9,6 +9,7 @@ > ## > > { 'include': 'common.json' } > +{ 'include': 'machine-common.json' } > > ## > # @SysEmuTarget: > @@ -71,8 +72,8 @@ > # > # @thread-id: ID of the underlying host thread > # > -# @props: properties describing to which node/socket/core/thread > -# virtual CPU belongs to, provided if supported by board > +# @props: properties describing to which node/drawer/book/socket/core/thread > +# virtual CPU belongs to, provided if supported by board The QAPI docs recently switched to 4 spaces indentation, see commit 08349786c8430 ... so please do not re-indent the second line here. > # > # @target: the QEMU system emulation target, which determines which > # additional fields will be listed (since 3.0) > @@ -901,7 +902,11 @@ > # > # @node-id: NUMA node ID the CPU belongs to > # > -# @socket-id: socket number within node/board the CPU belongs to > +# @drawer-id: drawer number within node/board the CPU belongs to (since 8.2) > +# > +# @book-id: book number within drawer/node/board the CPU belongs to (since 8.2) > +# > +# @socket-id: socket number within book/node/board the CPU belongs to > # > # @die-id: die number within socket the CPU belongs to (since 4.1) > # > @@ -912,7 +917,7 @@ > # > # @thread-id: thread number within core the CPU belongs to > # > -# Note: currently there are 6 properties that could be present but > +# Note: currently there are 8 properties that could be present but > # management should be prepared to pass through other properties > # with device_add command to allow for future interface extension. > # This also requires the filed names to be kept in sync with the > @@ -922,6 +927,8 @@ > ## > { 'struct': 'CpuInstanceProperties', > 'data': { '*node-id': 'int', > + '*drawer-id': 'int', > + '*book-id': 'int', > '*socket-id': 'int', > '*die-id': 'int', > '*cluster-id': 'int', > @@ -1480,6 +1487,10 @@ > # > # @cpus: number of virtual CPUs in the virtual machine > # > +# @drawers: number of drawers in the CPU topology (since 8.2) > +# > +# @books: number of books in the CPU topology (since 8.2) > +# > # @sockets: number of sockets in the CPU topology > # > # @dies: number of dies per socket in the CPU topology > @@ -1498,6 +1509,8 @@ > ## > { 'struct': 'SMPConfiguration', 'data': { > '*cpus': 'int', > + '*drawers': 'int', > + '*books': 'int', > '*sockets': 'int', > '*dies': 'int', > '*clusters': 'int', ... > diff --git a/hw/core/machine-smp.c b/hw/core/machine-smp.c > index 0f4d9b6f7a..25019c91ee 100644 > --- a/hw/core/machine-smp.c > +++ b/hw/core/machine-smp.c > @@ -33,6 +33,14 @@ static char *cpu_hierarchy_to_string(MachineState *ms) > MachineClass *mc = MACHINE_GET_CLASS(ms); > GString *s = g_string_new(NULL); > > + if (mc->smp_props.drawers_supported) { > + g_string_append_printf(s, "drawers (%u) * ", ms->smp.drawers); > + } > + > + if (mc->smp_props.books_supported) { > + g_string_append_printf(s, "books (%u) * ", ms->smp.books); > + } > + > g_string_append_printf(s, "sockets (%u)", ms->smp.sockets); > > if (mc->smp_props.dies_supported) { > @@ -75,6 +83,8 @@ void machine_parse_smp_config(MachineState *ms, > { > MachineClass *mc = MACHINE_GET_CLASS(ms); > unsigned cpus = config->has_cpus ? config->cpus : 0; > + unsigned drawers = config->has_drawers ? config->drawers : 0; > + unsigned books = config->has_books ? config->books : 0; > unsigned sockets = config->has_sockets ? config->sockets : 0; > unsigned dies = config->has_dies ? config->dies : 0; > unsigned clusters = config->has_clusters ? config->clusters : 0; > @@ -87,6 +97,8 @@ void machine_parse_smp_config(MachineState *ms, > * explicit configuration like "cpus=0" is not allowed. > */ > if ((config->has_cpus && config->cpus == 0) || > + (config->has_drawers && config->drawers == 0) || > + (config->has_books && config->books == 0) || > (config->has_sockets && config->sockets == 0) || > (config->has_dies && config->dies == 0) || > (config->has_clusters && config->clusters == 0) || > @@ -113,6 +125,19 @@ void machine_parse_smp_config(MachineState *ms, > dies = dies > 0 ? dies : 1; > clusters = clusters > 0 ? clusters : 1; > > + if (!mc->smp_props.books_supported && books > 1) { > + error_setg(errp, "books not supported by this machine's CPU topology"); > + return; > + } > + books = books > 0 ? books : 1; > + > + if (!mc->smp_props.drawers_supported && drawers > 1) { > + error_setg(errp, > + "drawers not supported by this machine's CPU topology"); > + return; > + } > + drawers = drawers > 0 ? drawers : 1; > + > /* compute missing values based on the provided ones */ > if (cpus == 0 && maxcpus == 0) { > sockets = sockets > 0 ? sockets : 1; > @@ -126,33 +151,41 @@ void machine_parse_smp_config(MachineState *ms, > if (sockets == 0) { > cores = cores > 0 ? cores : 1; > threads = threads > 0 ? threads : 1; > - sockets = maxcpus / (dies * clusters * cores * threads); > + sockets = maxcpus / > + (drawers * books * dies * clusters * cores * threads); > } else if (cores == 0) { > threads = threads > 0 ? threads : 1; > - cores = maxcpus / (sockets * dies * clusters * threads); > + cores = maxcpus / > + (drawers * books * sockets * dies * clusters * threads); Assuming that we forbid the drawers and books for older machine types, I think you could drop the above two changes. (But I also don't mind if you keep them) > } > } else { > /* prefer cores over sockets since 6.2 */ > if (cores == 0) { > sockets = sockets > 0 ? sockets : 1; > threads = threads > 0 ? threads : 1; > - cores = maxcpus / (sockets * dies * clusters * threads); > + cores = maxcpus / > + (drawers * books * sockets * dies * clusters * threads); > } else if (sockets == 0) { > threads = threads > 0 ? threads : 1; > - sockets = maxcpus / (dies * clusters * cores * threads); > + sockets = maxcpus / > + (drawers * books * dies * clusters * cores * threads); > } > } > > /* try to calculate omitted threads at last */ > if (threads == 0) { > - threads = maxcpus / (sockets * dies * clusters * cores); > + threads = maxcpus / > + (drawers * books * sockets * dies * clusters * cores); > } > } > > - maxcpus = maxcpus > 0 ? maxcpus : sockets * dies * clusters * cores * threads; > + maxcpus = maxcpus > 0 ? maxcpus : drawers * books * sockets * dies * > + clusters * cores * threads; > cpus = cpus > 0 ? cpus : maxcpus; > > ms->smp.cpus = cpus; > + ms->smp.drawers = drawers; > + ms->smp.books = books; > ms->smp.sockets = sockets; > ms->smp.dies = dies; > ms->smp.clusters = clusters; > @@ -163,7 +196,8 @@ void machine_parse_smp_config(MachineState *ms, > mc->smp_props.has_clusters = config->has_clusters; > > /* sanity-check of the computed topology */ > - if (sockets * dies * clusters * cores * threads != maxcpus) { > + if (drawers * books * sockets * dies * clusters * cores * threads != > + maxcpus) { > g_autofree char *topo_msg = cpu_hierarchy_to_string(ms); > error_setg(errp, "Invalid CPU topology: " > "product of the hierarchy must match maxcpus: " > diff --git a/hw/core/machine.c b/hw/core/machine.c > index da699cf4e1..363ddafc89 100644 > --- a/hw/core/machine.c > +++ b/hw/core/machine.c > @@ -843,6 +843,8 @@ static void machine_get_smp(Object *obj, Visitor *v, const char *name, > MachineState *ms = MACHINE(obj); > SMPConfiguration *config = &(SMPConfiguration){ > .has_cpus = true, .cpus = ms->smp.cpus, > + .has_drawers = true, .drawers = ms->smp.drawers, > + .has_books = true, .books = ms->smp.books, > .has_sockets = true, .sockets = ms->smp.sockets, > .has_dies = true, .dies = ms->smp.dies, > .has_clusters = true, .clusters = ms->smp.clusters, > @@ -1108,6 +1110,8 @@ static void machine_initfn(Object *obj) > /* default to mc->default_cpus */ > ms->smp.cpus = mc->default_cpus; > ms->smp.max_cpus = mc->default_cpus; > + ms->smp.drawers = 1; > + ms->smp.books = 1; > ms->smp.sockets = 1; > ms->smp.dies = 1; > ms->smp.clusters = 1; ... > diff --git a/hw/s390x/s390-virtio-ccw.c b/hw/s390x/s390-virtio-ccw.c > index bfcf64d007..3b34aa0e35 100644 > --- a/hw/s390x/s390-virtio-ccw.c > +++ b/hw/s390x/s390-virtio-ccw.c > @@ -733,6 +733,8 @@ static void ccw_machine_class_init(ObjectClass *oc, void *data) > mc->no_sdcard = 1; > mc->max_cpus = S390_MAX_CPUS; > mc->has_hotpluggable_cpus = true; > + mc->smp_props.books_supported = true; > + mc->smp_props.drawers_supported = true; > assert(!mc->get_hotplug_handler); > mc->get_hotplug_handler = s390_get_hotplug_handler; > mc->cpu_index_to_instance_props = s390_cpu_index_to_props; I think we should forbid the books and drawers in older machine types to avoid problems with migrating such guests between older and newer QEMU versions. So please add books_supported = false and drawers_supported = false to the ccw_machine_8_1_class_options() function. Thomas
diff --git a/qapi/machine-common.json b/qapi/machine-common.json new file mode 100644 index 0000000000..e40421bb37 --- /dev/null +++ b/qapi/machine-common.json @@ -0,0 +1,21 @@ +# -*- Mode: Python -*- +# vim: filetype=python +# +# This work is licensed under the terms of the GNU GPL, version 2 or later. +# See the COPYING file in the top-level directory. + +## +# = Machines S390 data types +## + +## +# @CpuS390Entitlement: +# +# An enumeration of cpu entitlements that can be assumed by a virtual +# S390 CPU +# +# Since: 8.2 +## +{ 'enum': 'CpuS390Entitlement', + 'prefix': 'S390_CPU_ENTITLEMENT', + 'data': [ 'auto', 'low', 'medium', 'high' ] } diff --git a/qapi/machine.json b/qapi/machine.json index a08b6576ca..54f99f4ac1 100644 --- a/qapi/machine.json +++ b/qapi/machine.json @@ -9,6 +9,7 @@ ## { 'include': 'common.json' } +{ 'include': 'machine-common.json' } ## # @SysEmuTarget: @@ -71,8 +72,8 @@ # # @thread-id: ID of the underlying host thread # -# @props: properties describing to which node/socket/core/thread -# virtual CPU belongs to, provided if supported by board +# @props: properties describing to which node/drawer/book/socket/core/thread +# virtual CPU belongs to, provided if supported by board # # @target: the QEMU system emulation target, which determines which # additional fields will be listed (since 3.0) @@ -901,7 +902,11 @@ # # @node-id: NUMA node ID the CPU belongs to # -# @socket-id: socket number within node/board the CPU belongs to +# @drawer-id: drawer number within node/board the CPU belongs to (since 8.2) +# +# @book-id: book number within drawer/node/board the CPU belongs to (since 8.2) +# +# @socket-id: socket number within book/node/board the CPU belongs to # # @die-id: die number within socket the CPU belongs to (since 4.1) # @@ -912,7 +917,7 @@ # # @thread-id: thread number within core the CPU belongs to # -# Note: currently there are 6 properties that could be present but +# Note: currently there are 8 properties that could be present but # management should be prepared to pass through other properties # with device_add command to allow for future interface extension. # This also requires the filed names to be kept in sync with the @@ -922,6 +927,8 @@ ## { 'struct': 'CpuInstanceProperties', 'data': { '*node-id': 'int', + '*drawer-id': 'int', + '*book-id': 'int', '*socket-id': 'int', '*die-id': 'int', '*cluster-id': 'int', @@ -1480,6 +1487,10 @@ # # @cpus: number of virtual CPUs in the virtual machine # +# @drawers: number of drawers in the CPU topology (since 8.2) +# +# @books: number of books in the CPU topology (since 8.2) +# # @sockets: number of sockets in the CPU topology # # @dies: number of dies per socket in the CPU topology @@ -1498,6 +1509,8 @@ ## { 'struct': 'SMPConfiguration', 'data': { '*cpus': 'int', + '*drawers': 'int', + '*books': 'int', '*sockets': 'int', '*dies': 'int', '*clusters': 'int', diff --git a/include/hw/boards.h b/include/hw/boards.h index 3b541ffd24..5d2cef73ee 100644 --- a/include/hw/boards.h +++ b/include/hw/boards.h @@ -134,12 +134,16 @@ typedef struct { * @clusters_supported - whether clusters are supported by the machine * @has_clusters - whether clusters are explicitly specified in the user * provided SMP configuration + * @books_supported - whether books are supported by the machine + * @drawers_supported - whether drawers are supported by the machine */ typedef struct { bool prefer_sockets; bool dies_supported; bool clusters_supported; bool has_clusters; + bool books_supported; + bool drawers_supported; } SMPCompatProps; /** @@ -310,7 +314,9 @@ typedef struct DeviceMemoryState { /** * CpuTopology: * @cpus: the number of present logical processors on the machine - * @sockets: the number of sockets on the machine + * @drawers: the number of drawers on the machine + * @books: the number of books in one drawer + * @sockets: the number of sockets in one book * @dies: the number of dies in one socket * @clusters: the number of clusters in one die * @cores: the number of cores in one cluster @@ -319,6 +325,8 @@ typedef struct DeviceMemoryState { */ typedef struct CpuTopology { unsigned int cpus; + unsigned int drawers; + unsigned int books; unsigned int sockets; unsigned int dies; unsigned int clusters; diff --git a/include/hw/qdev-properties-system.h b/include/hw/qdev-properties-system.h index 0ac327ae60..e4f8a13afc 100644 --- a/include/hw/qdev-properties-system.h +++ b/include/hw/qdev-properties-system.h @@ -22,6 +22,7 @@ extern const PropertyInfo qdev_prop_audiodev; extern const PropertyInfo qdev_prop_off_auto_pcibar; extern const PropertyInfo qdev_prop_pcie_link_speed; extern const PropertyInfo qdev_prop_pcie_link_width; +extern const PropertyInfo qdev_prop_cpus390entitlement; #define DEFINE_PROP_PCI_DEVFN(_n, _s, _f, _d) \ DEFINE_PROP_SIGNED(_n, _s, _f, _d, qdev_prop_pci_devfn, int32_t) @@ -73,5 +74,8 @@ extern const PropertyInfo qdev_prop_pcie_link_width; #define DEFINE_PROP_UUID_NODEFAULT(_name, _state, _field) \ DEFINE_PROP(_name, _state, _field, qdev_prop_uuid, QemuUUID) +#define DEFINE_PROP_CPUS390ENTITLEMENT(_n, _s, _f, _d) \ + DEFINE_PROP_SIGNED(_n, _s, _f, _d, qdev_prop_cpus390entitlement, \ + CpuS390Entitlement) #endif diff --git a/target/s390x/cpu.h b/target/s390x/cpu.h index eb5b65b7d3..7ebd5e05b6 100644 --- a/target/s390x/cpu.h +++ b/target/s390x/cpu.h @@ -30,6 +30,7 @@ #include "exec/cpu-defs.h" #include "qemu/cpu-float.h" #include "tcg/tcg_s390x.h" +#include "qapi/qapi-types-machine-common.h" #define ELF_MACHINE_UNAME "S390X" @@ -130,6 +131,11 @@ struct CPUArchState { #if !defined(CONFIG_USER_ONLY) uint32_t core_id; /* PoP "CPU address", same as cpu_index */ + int32_t socket_id; + int32_t book_id; + int32_t drawer_id; + bool dedicated; + CpuS390Entitlement entitlement; /* Used only for vertical polarization */ uint64_t cpuid; #endif diff --git a/hw/core/machine-smp.c b/hw/core/machine-smp.c index 0f4d9b6f7a..25019c91ee 100644 --- a/hw/core/machine-smp.c +++ b/hw/core/machine-smp.c @@ -33,6 +33,14 @@ static char *cpu_hierarchy_to_string(MachineState *ms) MachineClass *mc = MACHINE_GET_CLASS(ms); GString *s = g_string_new(NULL); + if (mc->smp_props.drawers_supported) { + g_string_append_printf(s, "drawers (%u) * ", ms->smp.drawers); + } + + if (mc->smp_props.books_supported) { + g_string_append_printf(s, "books (%u) * ", ms->smp.books); + } + g_string_append_printf(s, "sockets (%u)", ms->smp.sockets); if (mc->smp_props.dies_supported) { @@ -75,6 +83,8 @@ void machine_parse_smp_config(MachineState *ms, { MachineClass *mc = MACHINE_GET_CLASS(ms); unsigned cpus = config->has_cpus ? config->cpus : 0; + unsigned drawers = config->has_drawers ? config->drawers : 0; + unsigned books = config->has_books ? config->books : 0; unsigned sockets = config->has_sockets ? config->sockets : 0; unsigned dies = config->has_dies ? config->dies : 0; unsigned clusters = config->has_clusters ? config->clusters : 0; @@ -87,6 +97,8 @@ void machine_parse_smp_config(MachineState *ms, * explicit configuration like "cpus=0" is not allowed. */ if ((config->has_cpus && config->cpus == 0) || + (config->has_drawers && config->drawers == 0) || + (config->has_books && config->books == 0) || (config->has_sockets && config->sockets == 0) || (config->has_dies && config->dies == 0) || (config->has_clusters && config->clusters == 0) || @@ -113,6 +125,19 @@ void machine_parse_smp_config(MachineState *ms, dies = dies > 0 ? dies : 1; clusters = clusters > 0 ? clusters : 1; + if (!mc->smp_props.books_supported && books > 1) { + error_setg(errp, "books not supported by this machine's CPU topology"); + return; + } + books = books > 0 ? books : 1; + + if (!mc->smp_props.drawers_supported && drawers > 1) { + error_setg(errp, + "drawers not supported by this machine's CPU topology"); + return; + } + drawers = drawers > 0 ? drawers : 1; + /* compute missing values based on the provided ones */ if (cpus == 0 && maxcpus == 0) { sockets = sockets > 0 ? sockets : 1; @@ -126,33 +151,41 @@ void machine_parse_smp_config(MachineState *ms, if (sockets == 0) { cores = cores > 0 ? cores : 1; threads = threads > 0 ? threads : 1; - sockets = maxcpus / (dies * clusters * cores * threads); + sockets = maxcpus / + (drawers * books * dies * clusters * cores * threads); } else if (cores == 0) { threads = threads > 0 ? threads : 1; - cores = maxcpus / (sockets * dies * clusters * threads); + cores = maxcpus / + (drawers * books * sockets * dies * clusters * threads); } } else { /* prefer cores over sockets since 6.2 */ if (cores == 0) { sockets = sockets > 0 ? sockets : 1; threads = threads > 0 ? threads : 1; - cores = maxcpus / (sockets * dies * clusters * threads); + cores = maxcpus / + (drawers * books * sockets * dies * clusters * threads); } else if (sockets == 0) { threads = threads > 0 ? threads : 1; - sockets = maxcpus / (dies * clusters * cores * threads); + sockets = maxcpus / + (drawers * books * dies * clusters * cores * threads); } } /* try to calculate omitted threads at last */ if (threads == 0) { - threads = maxcpus / (sockets * dies * clusters * cores); + threads = maxcpus / + (drawers * books * sockets * dies * clusters * cores); } } - maxcpus = maxcpus > 0 ? maxcpus : sockets * dies * clusters * cores * threads; + maxcpus = maxcpus > 0 ? maxcpus : drawers * books * sockets * dies * + clusters * cores * threads; cpus = cpus > 0 ? cpus : maxcpus; ms->smp.cpus = cpus; + ms->smp.drawers = drawers; + ms->smp.books = books; ms->smp.sockets = sockets; ms->smp.dies = dies; ms->smp.clusters = clusters; @@ -163,7 +196,8 @@ void machine_parse_smp_config(MachineState *ms, mc->smp_props.has_clusters = config->has_clusters; /* sanity-check of the computed topology */ - if (sockets * dies * clusters * cores * threads != maxcpus) { + if (drawers * books * sockets * dies * clusters * cores * threads != + maxcpus) { g_autofree char *topo_msg = cpu_hierarchy_to_string(ms); error_setg(errp, "Invalid CPU topology: " "product of the hierarchy must match maxcpus: " diff --git a/hw/core/machine.c b/hw/core/machine.c index da699cf4e1..363ddafc89 100644 --- a/hw/core/machine.c +++ b/hw/core/machine.c @@ -843,6 +843,8 @@ static void machine_get_smp(Object *obj, Visitor *v, const char *name, MachineState *ms = MACHINE(obj); SMPConfiguration *config = &(SMPConfiguration){ .has_cpus = true, .cpus = ms->smp.cpus, + .has_drawers = true, .drawers = ms->smp.drawers, + .has_books = true, .books = ms->smp.books, .has_sockets = true, .sockets = ms->smp.sockets, .has_dies = true, .dies = ms->smp.dies, .has_clusters = true, .clusters = ms->smp.clusters, @@ -1108,6 +1110,8 @@ static void machine_initfn(Object *obj) /* default to mc->default_cpus */ ms->smp.cpus = mc->default_cpus; ms->smp.max_cpus = mc->default_cpus; + ms->smp.drawers = 1; + ms->smp.books = 1; ms->smp.sockets = 1; ms->smp.dies = 1; ms->smp.clusters = 1; diff --git a/hw/core/qdev-properties-system.c b/hw/core/qdev-properties-system.c index 6d5d43eda2..7f50ce9746 100644 --- a/hw/core/qdev-properties-system.c +++ b/hw/core/qdev-properties-system.c @@ -1147,3 +1147,16 @@ const PropertyInfo qdev_prop_uuid = { .set = set_uuid, .set_default_value = set_default_uuid_auto, }; + +/* --- s390 cpu entitlement policy --- */ + +QEMU_BUILD_BUG_ON(sizeof(CpuS390Entitlement) != sizeof(int)); + +const PropertyInfo qdev_prop_cpus390entitlement = { + .name = "CpuS390Entitlement", + .description = "low/medium (default)/high", + .enum_table = &CpuS390Entitlement_lookup, + .get = qdev_propinfo_get_enum, + .set = qdev_propinfo_set_enum, + .set_default_value = qdev_propinfo_set_default_value_enum, +}; diff --git a/hw/s390x/s390-virtio-ccw.c b/hw/s390x/s390-virtio-ccw.c index bfcf64d007..3b34aa0e35 100644 --- a/hw/s390x/s390-virtio-ccw.c +++ b/hw/s390x/s390-virtio-ccw.c @@ -733,6 +733,8 @@ static void ccw_machine_class_init(ObjectClass *oc, void *data) mc->no_sdcard = 1; mc->max_cpus = S390_MAX_CPUS; mc->has_hotpluggable_cpus = true; + mc->smp_props.books_supported = true; + mc->smp_props.drawers_supported = true; assert(!mc->get_hotplug_handler); mc->get_hotplug_handler = s390_get_hotplug_handler; mc->cpu_index_to_instance_props = s390_cpu_index_to_props; diff --git a/softmmu/vl.c b/softmmu/vl.c index b0b96f67fa..802c3c0c22 100644 --- a/softmmu/vl.c +++ b/softmmu/vl.c @@ -725,6 +725,12 @@ static QemuOptsList qemu_smp_opts = { { .name = "cpus", .type = QEMU_OPT_NUMBER, + }, { + .name = "drawers", + .type = QEMU_OPT_NUMBER, + }, { + .name = "books", + .type = QEMU_OPT_NUMBER, }, { .name = "sockets", .type = QEMU_OPT_NUMBER, diff --git a/target/s390x/cpu.c b/target/s390x/cpu.c index df167493c3..74405beb51 100644 --- a/target/s390x/cpu.c +++ b/target/s390x/cpu.c @@ -31,6 +31,7 @@ #include "qapi/qapi-types-machine.h" #include "sysemu/hw_accel.h" #include "hw/qdev-properties.h" +#include "hw/qdev-properties-system.h" #include "fpu/softfloat-helpers.h" #include "disas/capstone.h" #include "sysemu/tcg.h" @@ -292,6 +293,12 @@ static gchar *s390_gdb_arch_name(CPUState *cs) static Property s390x_cpu_properties[] = { #if !defined(CONFIG_USER_ONLY) DEFINE_PROP_UINT32("core-id", S390CPU, env.core_id, 0), + DEFINE_PROP_INT32("socket-id", S390CPU, env.socket_id, -1), + DEFINE_PROP_INT32("book-id", S390CPU, env.book_id, -1), + DEFINE_PROP_INT32("drawer-id", S390CPU, env.drawer_id, -1), + DEFINE_PROP_BOOL("dedicated", S390CPU, env.dedicated, false), + DEFINE_PROP_CPUS390ENTITLEMENT("entitlement", S390CPU, env.entitlement, + S390_CPU_ENTITLEMENT_AUTO), #endif DEFINE_PROP_END_OF_LIST() }; diff --git a/qapi/meson.build b/qapi/meson.build index 60a668b343..f81a37565c 100644 --- a/qapi/meson.build +++ b/qapi/meson.build @@ -36,6 +36,7 @@ qapi_all_modules = [ 'error', 'introspect', 'job', + 'machine-common', 'machine', 'machine-target', 'migration', diff --git a/qemu-options.hx b/qemu-options.hx index 29b98c3d4c..2fb0cc9e29 100644 --- a/qemu-options.hx +++ b/qemu-options.hx @@ -257,11 +257,14 @@ SRST ERST DEF("smp", HAS_ARG, QEMU_OPTION_smp, - "-smp [[cpus=]n][,maxcpus=maxcpus][,sockets=sockets][,dies=dies][,clusters=clusters][,cores=cores][,threads=threads]\n" + "-smp [[cpus=]n][,maxcpus=maxcpus][,drawers=drawers][,books=books][,sockets=sockets]\n" + " [,dies=dies][,clusters=clusters][,cores=cores][,threads=threads]\n" " set the number of initial CPUs to 'n' [default=1]\n" " maxcpus= maximum number of total CPUs, including\n" " offline CPUs for hotplug, etc\n" - " sockets= number of sockets on the machine board\n" + " drawers= number of drawers on the machine board\n" + " books= number of books in one drawer\n" + " sockets= number of sockets in one book\n" " dies= number of dies in one socket\n" " clusters= number of clusters in one die\n" " cores= number of cores in one cluster\n"