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-rw-r--r--MAINTAINERS3
-rw-r--r--accel/accel-common.c2
-rw-r--r--accel/accel-qmp.c35
-rw-r--r--accel/accel-system.c12
-rw-r--r--accel/hvf/hvf-accel-ops.c27
-rw-r--r--accel/hvf/hvf-all.c1
-rw-r--r--accel/kvm/kvm-accel-ops.c2
-rw-r--r--accel/kvm/kvm-all.c1
-rw-r--r--accel/meson.build2
-rw-r--r--accel/qtest/qtest.c3
-rw-r--r--accel/tcg/internal-common.h2
-rw-r--r--accel/tcg/meson.build1
-rw-r--r--accel/tcg/monitor.c192
-rw-r--r--accel/tcg/tcg-accel-ops-rr.c2
-rw-r--r--accel/tcg/tcg-accel-ops.c3
-rw-r--r--accel/tcg/tcg-all.c3
-rw-r--r--accel/tcg/tcg-stats.c219
-rw-r--r--accel/xen/xen-all.c3
-rw-r--r--bsd-user/main.c1
-rw-r--r--cpu-target.c2
-rw-r--r--gdbstub/system.c3
-rw-r--r--hmp-commands-info.hx12
-rw-r--r--hw/arm/xen-pvh.c1
-rw-r--r--hw/core/machine-hmp-cmds.c5
-rw-r--r--hw/core/machine-qmp-cmds.c2
-rw-r--r--include/accel/accel-cpu-ops.h (renamed from include/system/accel-ops.h)11
-rw-r--r--include/accel/accel-ops.h51
-rw-r--r--include/hw/arm/xen_arch_hvm.h9
-rw-r--r--include/hw/i386/xen_arch_hvm.h11
-rw-r--r--include/hw/xen/arch_hvm.h14
-rw-r--r--include/qemu/accel.h39
-rw-r--r--include/system/hvf_int.h3
-rw-r--r--include/system/kvm_int.h1
-rw-r--r--include/system/runstate.h40
-rw-r--r--include/tcg/tcg.h2
-rw-r--r--linux-user/main.c1
-rw-r--r--qapi/accelerator.json54
-rw-r--r--qapi/machine.json30
-rw-r--r--qapi/meson.build1
-rw-r--r--qapi/qapi-schema.json1
-rw-r--r--system/cpus.c2
-rw-r--r--system/memory.c1
-rw-r--r--system/runstate.c30
-rw-r--r--target/i386/nvmm/nvmm-accel-ops.c2
-rw-r--r--target/i386/nvmm/nvmm-all.c1
-rw-r--r--target/i386/whpx/whpx-accel-ops.c2
-rw-r--r--target/i386/whpx/whpx-all.c1
47 files changed, 513 insertions, 333 deletions
diff --git a/MAINTAINERS b/MAINTAINERS
index 30e9b71..bc0af3e 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -502,13 +502,14 @@ F: include/exec/target_long.h
F: include/qemu/accel.h
F: include/system/accel-*.h
F: include/system/cpus.h
-F: include/accel/accel-cpu*.h
+F: include/accel/accel-*.h
F: accel/accel-*.?
F: accel/dummy-cpus.?
F: accel/Makefile.objs
F: accel/stubs/Makefile.objs
F: cpu-common.c
F: cpu-target.c
+F: qapi/accelerator.json
F: system/cpus.c
Apple Silicon HVF CPUs
diff --git a/accel/accel-common.c b/accel/accel-common.c
index 591ff4c..850c5ab 100644
--- a/accel/accel-common.c
+++ b/accel/accel-common.c
@@ -10,7 +10,9 @@
#include "qemu/osdep.h"
#include "qemu/accel.h"
#include "qemu/target-info.h"
+#include "accel/accel-ops.h"
#include "accel/accel-cpu.h"
+#include "accel/accel-cpu-ops.h"
#include "accel-internal.h"
/* Lookup AccelClass from opt_name. Returns NULL if not found */
diff --git a/accel/accel-qmp.c b/accel/accel-qmp.c
new file mode 100644
index 0000000..5fb70c6
--- /dev/null
+++ b/accel/accel-qmp.c
@@ -0,0 +1,35 @@
+/*
+ * QMP commands related to accelerators
+ *
+ * Copyright (c) Linaro
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+#include "qemu/osdep.h"
+#include "qemu/accel.h"
+#include "qapi/type-helpers.h"
+#include "qapi/qapi-commands-accelerator.h"
+#include "accel/accel-ops.h"
+#include "accel/accel-cpu-ops.h"
+#include "hw/core/cpu.h"
+
+HumanReadableText *qmp_x_accel_stats(Error **errp)
+{
+ AccelState *accel = current_accel();
+ AccelClass *acc = ACCEL_GET_CLASS(accel);
+ g_autoptr(GString) buf = g_string_new("");
+
+ if (acc->get_stats) {
+ acc->get_stats(accel, buf);
+ }
+ if (acc->ops->get_vcpu_stats) {
+ CPUState *cpu;
+
+ CPU_FOREACH(cpu) {
+ acc->ops->get_vcpu_stats(cpu, buf);
+ }
+ }
+
+ return human_readable_text_from_str(buf);
+}
diff --git a/accel/accel-system.c b/accel/accel-system.c
index c54c30f..1e97c64 100644
--- a/accel/accel-system.c
+++ b/accel/accel-system.c
@@ -25,8 +25,12 @@
#include "qemu/osdep.h"
#include "qemu/accel.h"
+#include "qapi/qapi-commands-accelerator.h"
+#include "monitor/monitor.h"
#include "hw/boards.h"
-#include "system/accel-ops.h"
+#include "hw/core/cpu.h"
+#include "accel/accel-ops.h"
+#include "accel/accel-cpu-ops.h"
#include "system/cpus.h"
#include "qemu/error-report.h"
#include "accel-internal.h"
@@ -101,11 +105,17 @@ void accel_init_ops_interfaces(AccelClass *ac)
cpus_register_accel(ops);
}
+static void accel_ops_class_init(ObjectClass *oc, const void *data)
+{
+ monitor_register_hmp_info_hrt("accel", qmp_x_accel_stats);
+}
+
static const TypeInfo accel_ops_type_info = {
.name = TYPE_ACCEL_OPS,
.parent = TYPE_OBJECT,
.abstract = true,
.class_size = sizeof(AccelOpsClass),
+ .class_init = accel_ops_class_init,
};
static void accel_system_register_types(void)
diff --git a/accel/hvf/hvf-accel-ops.c b/accel/hvf/hvf-accel-ops.c
index be8724a..d488d6a 100644
--- a/accel/hvf/hvf-accel-ops.c
+++ b/accel/hvf/hvf-accel-ops.c
@@ -54,10 +54,11 @@
#include "gdbstub/enums.h"
#include "exec/cpu-common.h"
#include "hw/core/cpu.h"
-#include "system/accel-ops.h"
+#include "accel/accel-cpu-ops.h"
#include "system/cpus.h"
#include "system/hvf.h"
#include "system/hvf_int.h"
+#include <mach/mach_time.h>
HVFState *hvf_state;
@@ -118,6 +119,12 @@ static void dummy_signal(int sig)
{
}
+static void do_hvf_get_vcpu_exec_time(CPUState *cpu, run_on_cpu_data arg)
+{
+ int r = hv_vcpu_get_exec_time(cpu->accel->fd, arg.host_ptr);
+ assert_hvf_ok(r);
+}
+
static void hvf_vcpu_destroy(CPUState *cpu)
{
hv_return_t ret = hv_vcpu_destroy(cpu->accel->fd);
@@ -347,6 +354,21 @@ static void hvf_remove_all_breakpoints(CPUState *cpu)
}
}
+static void hvf_get_vcpu_stats(CPUState *cpu, GString *buf)
+{
+ uint64_t time_mach; /* units of mach_absolute_time() */
+
+ run_on_cpu(cpu, do_hvf_get_vcpu_exec_time, RUN_ON_CPU_HOST_PTR(&time_mach));
+
+ mach_timebase_info_data_t timebase;
+ mach_timebase_info(&timebase);
+ uint64_t time_ns = time_mach * timebase.numer / timebase.denom;
+
+ g_string_append_printf(buf, "HVF cumulative execution time: %llu.%.3llus\n",
+ time_ns / 1000000000,
+ (time_ns % 1000000000) / 1000000);
+}
+
static void hvf_accel_ops_class_init(ObjectClass *oc, const void *data)
{
AccelOpsClass *ops = ACCEL_OPS_CLASS(oc);
@@ -365,7 +387,10 @@ static void hvf_accel_ops_class_init(ObjectClass *oc, const void *data)
ops->remove_all_breakpoints = hvf_remove_all_breakpoints;
ops->update_guest_debug = hvf_update_guest_debug;
ops->supports_guest_debug = hvf_arch_supports_guest_debug;
+
+ ops->get_vcpu_stats = hvf_get_vcpu_stats;
};
+
static const TypeInfo hvf_accel_ops_type = {
.name = ACCEL_OPS_NAME("hvf"),
diff --git a/accel/hvf/hvf-all.c b/accel/hvf/hvf-all.c
index 1fa07c8..e67a810 100644
--- a/accel/hvf/hvf-all.c
+++ b/accel/hvf/hvf-all.c
@@ -10,6 +10,7 @@
#include "qemu/osdep.h"
#include "qemu/error-report.h"
+#include "accel/accel-ops.h"
#include "system/address-spaces.h"
#include "system/memory.h"
#include "system/hvf.h"
diff --git a/accel/kvm/kvm-accel-ops.c b/accel/kvm/kvm-accel-ops.c
index 0eafc90..b709187 100644
--- a/accel/kvm/kvm-accel-ops.c
+++ b/accel/kvm/kvm-accel-ops.c
@@ -16,7 +16,7 @@
#include "qemu/osdep.h"
#include "qemu/error-report.h"
#include "qemu/main-loop.h"
-#include "system/accel-ops.h"
+#include "accel/accel-cpu-ops.h"
#include "system/kvm.h"
#include "system/kvm_int.h"
#include "system/runstate.h"
diff --git a/accel/kvm/kvm-all.c b/accel/kvm/kvm-all.c
index 78fc2d2..890d5ea 100644
--- a/accel/kvm/kvm-all.c
+++ b/accel/kvm/kvm-all.c
@@ -32,6 +32,7 @@
#include "system/runstate.h"
#include "system/cpus.h"
#include "system/accel-blocker.h"
+#include "accel/accel-ops.h"
#include "qemu/bswap.h"
#include "exec/tswap.h"
#include "system/memory.h"
diff --git a/accel/meson.build b/accel/meson.build
index 5290931..25b0f10 100644
--- a/accel/meson.build
+++ b/accel/meson.build
@@ -1,6 +1,6 @@
common_ss.add(files('accel-common.c'))
specific_ss.add(files('accel-target.c'))
-system_ss.add(files('accel-system.c', 'accel-blocker.c'))
+system_ss.add(files('accel-system.c', 'accel-blocker.c', 'accel-qmp.c'))
user_ss.add(files('accel-user.c'))
subdir('tcg')
diff --git a/accel/qtest/qtest.c b/accel/qtest/qtest.c
index 2b83126..1d4337d 100644
--- a/accel/qtest/qtest.c
+++ b/accel/qtest/qtest.c
@@ -18,7 +18,8 @@
#include "qemu/option.h"
#include "qemu/config-file.h"
#include "qemu/accel.h"
-#include "system/accel-ops.h"
+#include "accel/accel-ops.h"
+#include "accel/accel-cpu-ops.h"
#include "system/qtest.h"
#include "system/cpus.h"
#include "qemu/guest-random.h"
diff --git a/accel/tcg/internal-common.h b/accel/tcg/internal-common.h
index 77a3a06..6adfeef 100644
--- a/accel/tcg/internal-common.h
+++ b/accel/tcg/internal-common.h
@@ -139,6 +139,6 @@ G_NORETURN void cpu_io_recompile(CPUState *cpu, uintptr_t retaddr);
void tb_phys_invalidate(TranslationBlock *tb, tb_page_addr_t page_addr);
void tb_set_jmp_target(TranslationBlock *tb, int n, uintptr_t addr);
-void tcg_dump_stats(GString *buf);
+void tcg_get_stats(AccelState *accel, GString *buf);
#endif
diff --git a/accel/tcg/meson.build b/accel/tcg/meson.build
index 575e92b..002aa8f 100644
--- a/accel/tcg/meson.build
+++ b/accel/tcg/meson.build
@@ -11,6 +11,7 @@ tcg_ss.add(files(
'tcg-runtime-gvec.c',
'tb-maint.c',
'tcg-all.c',
+ 'tcg-stats.c',
'translate-all.c',
'translator.c',
))
diff --git a/accel/tcg/monitor.c b/accel/tcg/monitor.c
index e7ed728..be5c195 100644
--- a/accel/tcg/monitor.c
+++ b/accel/tcg/monitor.c
@@ -7,205 +7,13 @@
*/
#include "qemu/osdep.h"
-#include "qemu/accel.h"
-#include "qemu/qht.h"
#include "qapi/error.h"
#include "qapi/type-helpers.h"
#include "qapi/qapi-commands-machine.h"
#include "monitor/monitor.h"
-#include "system/cpu-timers.h"
-#include "exec/icount.h"
#include "system/tcg.h"
#include "tcg/tcg.h"
#include "internal-common.h"
-#include "tb-context.h"
-
-
-static void dump_drift_info(GString *buf)
-{
- if (!icount_enabled()) {
- return;
- }
-
- g_string_append_printf(buf, "Host - Guest clock %"PRIi64" ms\n",
- (cpu_get_clock() - icount_get()) / SCALE_MS);
- if (icount_align_option) {
- g_string_append_printf(buf, "Max guest delay %"PRIi64" ms\n",
- -max_delay / SCALE_MS);
- g_string_append_printf(buf, "Max guest advance %"PRIi64" ms\n",
- max_advance / SCALE_MS);
- } else {
- g_string_append_printf(buf, "Max guest delay NA\n");
- g_string_append_printf(buf, "Max guest advance NA\n");
- }
-}
-
-static void dump_accel_info(GString *buf)
-{
- AccelState *accel = current_accel();
- bool one_insn_per_tb = object_property_get_bool(OBJECT(accel),
- "one-insn-per-tb",
- &error_fatal);
-
- g_string_append_printf(buf, "Accelerator settings:\n");
- g_string_append_printf(buf, "one-insn-per-tb: %s\n\n",
- one_insn_per_tb ? "on" : "off");
-}
-
-static void print_qht_statistics(struct qht_stats hst, GString *buf)
-{
- uint32_t hgram_opts;
- size_t hgram_bins;
- char *hgram;
-
- if (!hst.head_buckets) {
- return;
- }
- g_string_append_printf(buf, "TB hash buckets %zu/%zu "
- "(%0.2f%% head buckets used)\n",
- hst.used_head_buckets, hst.head_buckets,
- (double)hst.used_head_buckets /
- hst.head_buckets * 100);
-
- hgram_opts = QDIST_PR_BORDER | QDIST_PR_LABELS;
- hgram_opts |= QDIST_PR_100X | QDIST_PR_PERCENT;
- if (qdist_xmax(&hst.occupancy) - qdist_xmin(&hst.occupancy) == 1) {
- hgram_opts |= QDIST_PR_NODECIMAL;
- }
- hgram = qdist_pr(&hst.occupancy, 10, hgram_opts);
- g_string_append_printf(buf, "TB hash occupancy %0.2f%% avg chain occ. "
- "Histogram: %s\n",
- qdist_avg(&hst.occupancy) * 100, hgram);
- g_free(hgram);
-
- hgram_opts = QDIST_PR_BORDER | QDIST_PR_LABELS;
- hgram_bins = qdist_xmax(&hst.chain) - qdist_xmin(&hst.chain);
- if (hgram_bins > 10) {
- hgram_bins = 10;
- } else {
- hgram_bins = 0;
- hgram_opts |= QDIST_PR_NODECIMAL | QDIST_PR_NOBINRANGE;
- }
- hgram = qdist_pr(&hst.chain, hgram_bins, hgram_opts);
- g_string_append_printf(buf, "TB hash avg chain %0.3f buckets. "
- "Histogram: %s\n",
- qdist_avg(&hst.chain), hgram);
- g_free(hgram);
-}
-
-struct tb_tree_stats {
- size_t nb_tbs;
- size_t host_size;
- size_t target_size;
- size_t max_target_size;
- size_t direct_jmp_count;
- size_t direct_jmp2_count;
- size_t cross_page;
-};
-
-static gboolean tb_tree_stats_iter(gpointer key, gpointer value, gpointer data)
-{
- const TranslationBlock *tb = value;
- struct tb_tree_stats *tst = data;
-
- tst->nb_tbs++;
- tst->host_size += tb->tc.size;
- tst->target_size += tb->size;
- if (tb->size > tst->max_target_size) {
- tst->max_target_size = tb->size;
- }
- if (tb->page_addr[1] != -1) {
- tst->cross_page++;
- }
- if (tb->jmp_reset_offset[0] != TB_JMP_OFFSET_INVALID) {
- tst->direct_jmp_count++;
- if (tb->jmp_reset_offset[1] != TB_JMP_OFFSET_INVALID) {
- tst->direct_jmp2_count++;
- }
- }
- return false;
-}
-
-static void tlb_flush_counts(size_t *pfull, size_t *ppart, size_t *pelide)
-{
- CPUState *cpu;
- size_t full = 0, part = 0, elide = 0;
-
- CPU_FOREACH(cpu) {
- full += qatomic_read(&cpu->neg.tlb.c.full_flush_count);
- part += qatomic_read(&cpu->neg.tlb.c.part_flush_count);
- elide += qatomic_read(&cpu->neg.tlb.c.elide_flush_count);
- }
- *pfull = full;
- *ppart = part;
- *pelide = elide;
-}
-
-static void tcg_dump_flush_info(GString *buf)
-{
- size_t flush_full, flush_part, flush_elide;
-
- g_string_append_printf(buf, "TB flush count %u\n",
- qatomic_read(&tb_ctx.tb_flush_count));
- g_string_append_printf(buf, "TB invalidate count %u\n",
- qatomic_read(&tb_ctx.tb_phys_invalidate_count));
-
- tlb_flush_counts(&flush_full, &flush_part, &flush_elide);
- g_string_append_printf(buf, "TLB full flushes %zu\n", flush_full);
- g_string_append_printf(buf, "TLB partial flushes %zu\n", flush_part);
- g_string_append_printf(buf, "TLB elided flushes %zu\n", flush_elide);
-}
-
-static void dump_exec_info(GString *buf)
-{
- struct tb_tree_stats tst = {};
- struct qht_stats hst;
- size_t nb_tbs;
-
- tcg_tb_foreach(tb_tree_stats_iter, &tst);
- nb_tbs = tst.nb_tbs;
- /* XXX: avoid using doubles ? */
- g_string_append_printf(buf, "Translation buffer state:\n");
- /*
- * Report total code size including the padding and TB structs;
- * otherwise users might think "-accel tcg,tb-size" is not honoured.
- * For avg host size we use the precise numbers from tb_tree_stats though.
- */
- g_string_append_printf(buf, "gen code size %zu/%zu\n",
- tcg_code_size(), tcg_code_capacity());
- g_string_append_printf(buf, "TB count %zu\n", nb_tbs);
- g_string_append_printf(buf, "TB avg target size %zu max=%zu bytes\n",
- nb_tbs ? tst.target_size / nb_tbs : 0,
- tst.max_target_size);
- g_string_append_printf(buf, "TB avg host size %zu bytes "
- "(expansion ratio: %0.1f)\n",
- nb_tbs ? tst.host_size / nb_tbs : 0,
- tst.target_size ?
- (double)tst.host_size / tst.target_size : 0);
- g_string_append_printf(buf, "cross page TB count %zu (%zu%%)\n",
- tst.cross_page,
- nb_tbs ? (tst.cross_page * 100) / nb_tbs : 0);
- g_string_append_printf(buf, "direct jump count %zu (%zu%%) "
- "(2 jumps=%zu %zu%%)\n",
- tst.direct_jmp_count,
- nb_tbs ? (tst.direct_jmp_count * 100) / nb_tbs : 0,
- tst.direct_jmp2_count,
- nb_tbs ? (tst.direct_jmp2_count * 100) / nb_tbs : 0);
-
- qht_statistics_init(&tb_ctx.htable, &hst);
- print_qht_statistics(hst, buf);
- qht_statistics_destroy(&hst);
-
- g_string_append_printf(buf, "\nStatistics:\n");
- tcg_dump_flush_info(buf);
-}
-
-void tcg_dump_stats(GString *buf)
-{
- dump_accel_info(buf);
- dump_exec_info(buf);
- dump_drift_info(buf);
-}
HumanReadableText *qmp_x_query_jit(Error **errp)
{
diff --git a/accel/tcg/tcg-accel-ops-rr.c b/accel/tcg/tcg-accel-ops-rr.c
index a578698..6eec5c9 100644
--- a/accel/tcg/tcg-accel-ops-rr.c
+++ b/accel/tcg/tcg-accel-ops-rr.c
@@ -302,8 +302,6 @@ static void *rr_cpu_thread_fn(void *arg)
rr_deal_with_unplugged_cpus();
}
- rcu_unregister_thread();
-
g_assert_not_reached();
}
diff --git a/accel/tcg/tcg-accel-ops.c b/accel/tcg/tcg-accel-ops.c
index 279dbfa..3b0d7d2 100644
--- a/accel/tcg/tcg-accel-ops.c
+++ b/accel/tcg/tcg-accel-ops.c
@@ -26,7 +26,8 @@
*/
#include "qemu/osdep.h"
-#include "system/accel-ops.h"
+#include "accel/accel-ops.h"
+#include "accel/accel-cpu-ops.h"
#include "system/tcg.h"
#include "system/replay.h"
#include "exec/icount.h"
diff --git a/accel/tcg/tcg-all.c b/accel/tcg/tcg-all.c
index 5904582..5125e1a 100644
--- a/accel/tcg/tcg-all.c
+++ b/accel/tcg/tcg-all.c
@@ -39,6 +39,8 @@
#ifndef CONFIG_USER_ONLY
#include "hw/boards.h"
#endif
+#include "accel/accel-ops.h"
+#include "accel/accel-cpu-ops.h"
#include "accel/tcg/cpu-ops.h"
#include "internal-common.h"
@@ -241,6 +243,7 @@ static void tcg_accel_class_init(ObjectClass *oc, const void *data)
ac->init_machine = tcg_init_machine;
ac->cpu_common_realize = tcg_exec_realizefn;
ac->cpu_common_unrealize = tcg_exec_unrealizefn;
+ ac->get_stats = tcg_get_stats;
ac->allowed = &tcg_allowed;
ac->gdbstub_supported_sstep_flags = tcg_gdbstub_supported_sstep_flags;
diff --git a/accel/tcg/tcg-stats.c b/accel/tcg/tcg-stats.c
new file mode 100644
index 0000000..ced5dec
--- /dev/null
+++ b/accel/tcg/tcg-stats.c
@@ -0,0 +1,219 @@
+/*
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ *
+ * QEMU TCG statistics
+ *
+ * Copyright (c) 2003-2005 Fabrice Bellard
+ */
+
+#include "qemu/osdep.h"
+#include "qemu/accel.h"
+#include "qemu/qht.h"
+#include "qapi/error.h"
+#include "system/cpu-timers.h"
+#include "exec/icount.h"
+#include "hw/core/cpu.h"
+#include "tcg/tcg.h"
+#include "internal-common.h"
+#include "tb-context.h"
+#include <math.h>
+
+static void dump_drift_info(GString *buf)
+{
+ if (!icount_enabled()) {
+ return;
+ }
+
+ g_string_append_printf(buf, "Host - Guest clock %"PRIi64" ms\n",
+ (cpu_get_clock() - icount_get()) / SCALE_MS);
+ if (icount_align_option) {
+ g_string_append_printf(buf, "Max guest delay %"PRIi64" ms\n",
+ -max_delay / SCALE_MS);
+ g_string_append_printf(buf, "Max guest advance %"PRIi64" ms\n",
+ max_advance / SCALE_MS);
+ } else {
+ g_string_append_printf(buf, "Max guest delay NA\n");
+ g_string_append_printf(buf, "Max guest advance NA\n");
+ }
+}
+
+static void dump_accel_info(AccelState *accel, GString *buf)
+{
+ bool one_insn_per_tb = object_property_get_bool(OBJECT(accel),
+ "one-insn-per-tb",
+ &error_fatal);
+
+ g_string_append_printf(buf, "Accelerator settings:\n");
+ g_string_append_printf(buf, "one-insn-per-tb: %s\n\n",
+ one_insn_per_tb ? "on" : "off");
+}
+
+static void print_qht_statistics(struct qht_stats hst, GString *buf)
+{
+ uint32_t hgram_opts;
+ size_t hgram_bins;
+ char *hgram;
+ double avg;
+
+ if (!hst.head_buckets) {
+ return;
+ }
+ g_string_append_printf(buf, "TB hash buckets %zu/%zu "
+ "(%0.2f%% head buckets used)\n",
+ hst.used_head_buckets, hst.head_buckets,
+ (double)hst.used_head_buckets /
+ hst.head_buckets * 100);
+
+ hgram_opts = QDIST_PR_BORDER | QDIST_PR_LABELS;
+ hgram_opts |= QDIST_PR_100X | QDIST_PR_PERCENT;
+ if (qdist_xmax(&hst.occupancy) - qdist_xmin(&hst.occupancy) == 1) {
+ hgram_opts |= QDIST_PR_NODECIMAL;
+ }
+ hgram = qdist_pr(&hst.occupancy, 10, hgram_opts);
+ avg = qdist_avg(&hst.occupancy);
+ if (!isnan(avg)) {
+ g_string_append_printf(buf, "TB hash occupancy "
+ "%0.2f%% avg chain occ. "
+ "Histogram: %s\n",
+ avg * 100, hgram);
+ }
+ g_free(hgram);
+
+ hgram_opts = QDIST_PR_BORDER | QDIST_PR_LABELS;
+ hgram_bins = qdist_xmax(&hst.chain) - qdist_xmin(&hst.chain);
+ if (hgram_bins > 10) {
+ hgram_bins = 10;
+ } else {
+ hgram_bins = 0;
+ hgram_opts |= QDIST_PR_NODECIMAL | QDIST_PR_NOBINRANGE;
+ }
+ hgram = qdist_pr(&hst.chain, hgram_bins, hgram_opts);
+ avg = qdist_avg(&hst.chain);
+ if (!isnan(avg)) {
+ g_string_append_printf(buf, "TB hash avg chain %0.3f buckets. "
+ "Histogram: %s\n",
+ avg, hgram);
+ }
+ g_free(hgram);
+}
+
+struct tb_tree_stats {
+ size_t nb_tbs;
+ size_t host_size;
+ size_t target_size;
+ size_t max_target_size;
+ size_t direct_jmp_count;
+ size_t direct_jmp2_count;
+ size_t cross_page;
+};
+
+static gboolean tb_tree_stats_iter(gpointer key, gpointer value, gpointer data)
+{
+ const TranslationBlock *tb = value;
+ struct tb_tree_stats *tst = data;
+
+ tst->nb_tbs++;
+ tst->host_size += tb->tc.size;
+ tst->target_size += tb->size;
+ if (tb->size > tst->max_target_size) {
+ tst->max_target_size = tb->size;
+ }
+#ifndef CONFIG_USER_ONLY
+ if (tb->page_addr[1] != -1) {
+ tst->cross_page++;
+ }
+#endif
+ if (tb->jmp_reset_offset[0] != TB_JMP_OFFSET_INVALID) {
+ tst->direct_jmp_count++;
+ if (tb->jmp_reset_offset[1] != TB_JMP_OFFSET_INVALID) {
+ tst->direct_jmp2_count++;
+ }
+ }
+ return false;
+}
+
+static void tlb_flush_counts(size_t *pfull, size_t *ppart, size_t *pelide)
+{
+ CPUState *cpu;
+ size_t full = 0, part = 0, elide = 0;
+
+ CPU_FOREACH(cpu) {
+ full += qatomic_read(&cpu->neg.tlb.c.full_flush_count);
+ part += qatomic_read(&cpu->neg.tlb.c.part_flush_count);
+ elide += qatomic_read(&cpu->neg.tlb.c.elide_flush_count);
+ }
+ *pfull = full;
+ *ppart = part;
+ *pelide = elide;
+}
+
+static void tcg_dump_flush_info(GString *buf)
+{
+ size_t flush_full, flush_part, flush_elide;
+
+ g_string_append_printf(buf, "TB flush count %u\n",
+ qatomic_read(&tb_ctx.tb_flush_count));
+ g_string_append_printf(buf, "TB invalidate count %u\n",
+ qatomic_read(&tb_ctx.tb_phys_invalidate_count));
+
+ tlb_flush_counts(&flush_full, &flush_part, &flush_elide);
+ g_string_append_printf(buf, "TLB full flushes %zu\n", flush_full);
+ g_string_append_printf(buf, "TLB partial flushes %zu\n", flush_part);
+ g_string_append_printf(buf, "TLB elided flushes %zu\n", flush_elide);
+}
+
+static void dump_exec_info(GString *buf)
+{
+ struct tb_tree_stats tst = {};
+ struct qht_stats hst;
+ size_t nb_tbs;
+
+ tcg_tb_foreach(tb_tree_stats_iter, &tst);
+ nb_tbs = tst.nb_tbs;
+ /* XXX: avoid using doubles ? */
+ g_string_append_printf(buf, "Translation buffer state:\n");
+ /*
+ * Report total code size including the padding and TB structs;
+ * otherwise users might think "-accel tcg,tb-size" is not honoured.
+ * For avg host size we use the precise numbers from tb_tree_stats though.
+ */
+ g_string_append_printf(buf, "gen code size %zu/%zu\n",
+ tcg_code_size(), tcg_code_capacity());
+ g_string_append_printf(buf, "TB count %zu\n", nb_tbs);
+ g_string_append_printf(buf, "TB avg target size %zu max=%zu bytes\n",
+ nb_tbs ? tst.target_size / nb_tbs : 0,
+ tst.max_target_size);
+ g_string_append_printf(buf, "TB avg host size %zu bytes "
+ "(expansion ratio: %0.1f)\n",
+ nb_tbs ? tst.host_size / nb_tbs : 0,
+ tst.target_size ?
+ (double)tst.host_size / tst.target_size : 0);
+ g_string_append_printf(buf, "cross page TB count %zu (%zu%%)\n",
+ tst.cross_page,
+ nb_tbs ? (tst.cross_page * 100) / nb_tbs : 0);
+ g_string_append_printf(buf, "direct jump count %zu (%zu%%) "
+ "(2 jumps=%zu %zu%%)\n",
+ tst.direct_jmp_count,
+ nb_tbs ? (tst.direct_jmp_count * 100) / nb_tbs : 0,
+ tst.direct_jmp2_count,
+ nb_tbs ? (tst.direct_jmp2_count * 100) / nb_tbs : 0);
+
+ qht_statistics_init(&tb_ctx.htable, &hst);
+ print_qht_statistics(hst, buf);
+ qht_statistics_destroy(&hst);
+
+ g_string_append_printf(buf, "\nStatistics:\n");
+ tcg_dump_flush_info(buf);
+}
+
+void tcg_get_stats(AccelState *accel, GString *buf)
+{
+ dump_accel_info(accel, buf);
+ dump_exec_info(buf);
+ dump_drift_info(buf);
+}
+
+void tcg_dump_stats(GString *buf)
+{
+ tcg_get_stats(current_accel(), buf);
+}
diff --git a/accel/xen/xen-all.c b/accel/xen/xen-all.c
index bd0ff64..97377d6 100644
--- a/accel/xen/xen-all.c
+++ b/accel/xen/xen-all.c
@@ -19,7 +19,8 @@
#include "chardev/char.h"
#include "qemu/accel.h"
#include "accel/dummy-cpus.h"
-#include "system/accel-ops.h"
+#include "accel/accel-ops.h"
+#include "accel/accel-cpu-ops.h"
#include "system/cpus.h"
#include "system/xen.h"
#include "system/runstate.h"
diff --git a/bsd-user/main.c b/bsd-user/main.c
index d0cc8e0..7e5d4bb 100644
--- a/bsd-user/main.c
+++ b/bsd-user/main.c
@@ -38,6 +38,7 @@
#include "qemu/plugin.h"
#include "user/guest-base.h"
#include "user/page-protection.h"
+#include "accel/accel-ops.h"
#include "tcg/startup.h"
#include "qemu/timer.h"
#include "qemu/envlist.h"
diff --git a/cpu-target.c b/cpu-target.c
index 20db5ff..772e354 100644
--- a/cpu-target.c
+++ b/cpu-target.c
@@ -19,7 +19,7 @@
#include "qemu/osdep.h"
#include "cpu.h"
-#include "system/accel-ops.h"
+#include "accel/accel-cpu-ops.h"
#include "system/cpus.h"
#include "exec/cpu-common.h"
#include "exec/replay-core.h"
diff --git a/gdbstub/system.c b/gdbstub/system.c
index 8a32d8e..5be0d3c 100644
--- a/gdbstub/system.c
+++ b/gdbstub/system.c
@@ -19,7 +19,8 @@
#include "gdbstub/commands.h"
#include "exec/hwaddr.h"
#include "exec/tb-flush.h"
-#include "system/accel-ops.h"
+#include "accel/accel-ops.h"
+#include "accel/accel-cpu-ops.h"
#include "system/cpus.h"
#include "system/runstate.h"
#include "system/replay.h"
diff --git a/hmp-commands-info.hx b/hmp-commands-info.hx
index d797922..6142f60 100644
--- a/hmp-commands-info.hx
+++ b/hmp-commands-info.hx
@@ -267,6 +267,18 @@ ERST
.cmd = hmp_info_sync_profile,
},
+ {
+ .name = "accel",
+ .args_type = "",
+ .params = "",
+ .help = "show accelerator info",
+ },
+
+SRST
+ ``info accel``
+ Show accelerator info.
+ERST
+
SRST
``info sync-profile [-m|-n]`` [*max*]
Show synchronization profiling info, up to *max* entries (default: 10),
diff --git a/hw/arm/xen-pvh.c b/hw/arm/xen-pvh.c
index 4b26bcf..1a9eeb0 100644
--- a/hw/arm/xen-pvh.c
+++ b/hw/arm/xen-pvh.c
@@ -10,7 +10,6 @@
#include "hw/boards.h"
#include "system/system.h"
#include "hw/xen/xen-pvh-common.h"
-#include "hw/xen/arch_hvm.h"
#define TYPE_XEN_ARM MACHINE_TYPE_NAME("xenpvh")
diff --git a/hw/core/machine-hmp-cmds.c b/hw/core/machine-hmp-cmds.c
index c6325cd..3a612e2 100644
--- a/hw/core/machine-hmp-cmds.c
+++ b/hw/core/machine-hmp-cmds.c
@@ -18,6 +18,7 @@
#include "monitor/monitor.h"
#include "qapi/error.h"
#include "qapi/qapi-builtin-visit.h"
+#include "qapi/qapi-commands-accelerator.h"
#include "qapi/qapi-commands-machine.h"
#include "qobject/qdict.h"
#include "qapi/string-output-visitor.h"
@@ -32,6 +33,7 @@ void hmp_info_cpus(Monitor *mon, const QDict *qdict)
cpu_list = qmp_query_cpus_fast(NULL);
for (cpu = cpu_list; cpu; cpu = cpu->next) {
+ g_autofree char *cpu_model = cpu_model_from_type(cpu->value->qom_type);
int active = ' ';
if (cpu->value->cpu_index == monitor_get_cpu_index(mon)) {
@@ -40,7 +42,8 @@ void hmp_info_cpus(Monitor *mon, const QDict *qdict)
monitor_printf(mon, "%c CPU #%" PRId64 ":", active,
cpu->value->cpu_index);
- monitor_printf(mon, " thread_id=%" PRId64 "\n", cpu->value->thread_id);
+ monitor_printf(mon, " thread_id=%" PRId64 " model=%s\n",
+ cpu->value->thread_id, cpu_model);
}
qapi_free_CpuInfoFastList(cpu_list);
diff --git a/hw/core/machine-qmp-cmds.c b/hw/core/machine-qmp-cmds.c
index cd98dae..6aca1a6 100644
--- a/hw/core/machine-qmp-cmds.c
+++ b/hw/core/machine-qmp-cmds.c
@@ -14,6 +14,7 @@
#include "hw/mem/memory-device.h"
#include "qapi/error.h"
#include "qapi/qapi-builtin-visit.h"
+#include "qapi/qapi-commands-accelerator.h"
#include "qapi/qapi-commands-machine.h"
#include "qobject/qobject.h"
#include "qapi/qobject-input-visitor.h"
@@ -46,6 +47,7 @@ CpuInfoFastList *qmp_query_cpus_fast(Error **errp)
value->cpu_index = cpu->cpu_index;
value->qom_path = object_get_canonical_path(OBJECT(cpu));
value->thread_id = cpu->thread_id;
+ value->qom_type = g_strdup(object_get_typename(OBJECT(cpu)));
if (mc->cpu_index_to_instance_props) {
CpuInstanceProperties *props;
diff --git a/include/system/accel-ops.h b/include/accel/accel-cpu-ops.h
index bf73835..0674764 100644
--- a/include/system/accel-ops.h
+++ b/include/accel/accel-cpu-ops.h
@@ -1,5 +1,5 @@
/*
- * Accelerator OPS, used for cpus.c module
+ * Accelerator per-vCPU handlers
*
* Copyright 2021 SUSE LLC
*
@@ -7,8 +7,8 @@
* See the COPYING file in the top-level directory.
*/
-#ifndef ACCEL_OPS_H
-#define ACCEL_OPS_H
+#ifndef QEMU_ACCEL_CPU_OPS_H
+#define QEMU_ACCEL_CPU_OPS_H
#include "qemu/accel.h"
#include "exec/vaddr.h"
@@ -65,6 +65,9 @@ struct AccelOpsClass {
/* handle_interrupt is mandatory. */
void (*handle_interrupt)(CPUState *cpu, int mask);
+ /* get_vcpu_stats: Append statistics of this @cpu to @buf */
+ void (*get_vcpu_stats)(CPUState *cpu, GString *buf);
+
/**
* @get_virtual_clock: fetch virtual clock
* @set_virtual_clock: set virtual clock
@@ -89,4 +92,4 @@ struct AccelOpsClass {
void generic_handle_interrupt(CPUState *cpu, int mask);
-#endif /* ACCEL_OPS_H */
+#endif /* QEMU_ACCEL_CPU_OPS_H */
diff --git a/include/accel/accel-ops.h b/include/accel/accel-ops.h
new file mode 100644
index 0000000..23a8c24
--- /dev/null
+++ b/include/accel/accel-ops.h
@@ -0,0 +1,51 @@
+/*
+ * Accelerator handlers
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+#ifndef ACCEL_OPS_H
+#define ACCEL_OPS_H
+
+#include "exec/hwaddr.h"
+#include "qemu/accel.h"
+#include "qom/object.h"
+
+struct AccelState {
+ Object parent_obj;
+};
+
+struct AccelClass {
+ ObjectClass parent_class;
+
+ const char *name;
+ /* Cached by accel_init_ops_interfaces() when created */
+ AccelOpsClass *ops;
+
+ int (*init_machine)(AccelState *as, MachineState *ms);
+ bool (*cpu_common_realize)(CPUState *cpu, Error **errp);
+ void (*cpu_common_unrealize)(CPUState *cpu);
+ /* get_stats: Append statistics to @buf */
+ void (*get_stats)(AccelState *as, GString *buf);
+
+ /* system related hooks */
+ void (*setup_post)(AccelState *as);
+ void (*pre_resume_vm)(AccelState *as, bool step_pending);
+ bool (*has_memory)(AccelState *accel, AddressSpace *as,
+ hwaddr start_addr, hwaddr size);
+
+ /* gdbstub related hooks */
+ int (*gdbstub_supported_sstep_flags)(AccelState *as);
+
+ bool *allowed;
+ /*
+ * Array of global properties that would be applied when specific
+ * accelerator is chosen. It works like MachineClass.compat_props
+ * but it's for accelerators not machines. Accelerator-provided
+ * global properties may be overridden by machine-type
+ * compat_props or user-provided global properties.
+ */
+ GPtrArray *compat_props;
+};
+
+#endif /* ACCEL_OPS_H */
diff --git a/include/hw/arm/xen_arch_hvm.h b/include/hw/arm/xen_arch_hvm.h
deleted file mode 100644
index 8fd645e..0000000
--- a/include/hw/arm/xen_arch_hvm.h
+++ /dev/null
@@ -1,9 +0,0 @@
-#ifndef HW_XEN_ARCH_ARM_HVM_H
-#define HW_XEN_ARCH_ARM_HVM_H
-
-#include <xen/hvm/ioreq.h>
-void arch_handle_ioreq(XenIOState *state, ioreq_t *req);
-void arch_xen_set_memory(XenIOState *state,
- MemoryRegionSection *section,
- bool add);
-#endif
diff --git a/include/hw/i386/xen_arch_hvm.h b/include/hw/i386/xen_arch_hvm.h
deleted file mode 100644
index 1000f8f..0000000
--- a/include/hw/i386/xen_arch_hvm.h
+++ /dev/null
@@ -1,11 +0,0 @@
-#ifndef HW_XEN_ARCH_I386_HVM_H
-#define HW_XEN_ARCH_I386_HVM_H
-
-#include <xen/hvm/ioreq.h>
-#include "hw/xen/xen-hvm-common.h"
-
-void arch_handle_ioreq(XenIOState *state, ioreq_t *req);
-void arch_xen_set_memory(XenIOState *state,
- MemoryRegionSection *section,
- bool add);
-#endif
diff --git a/include/hw/xen/arch_hvm.h b/include/hw/xen/arch_hvm.h
index df39c81..8bacaa4 100644
--- a/include/hw/xen/arch_hvm.h
+++ b/include/hw/xen/arch_hvm.h
@@ -1,5 +1,11 @@
-#if defined(TARGET_I386) || defined(TARGET_X86_64)
-#include "hw/i386/xen_arch_hvm.h"
-#elif defined(TARGET_ARM) || defined(TARGET_AARCH64)
-#include "hw/arm/xen_arch_hvm.h"
+#ifndef HW_XEN_ARCH_HVM_H
+#define HW_XEN_ARCH_HVM_H
+
+#include <xen/hvm/ioreq.h>
+#include "hw/xen/xen-hvm-common.h"
+
+void arch_handle_ioreq(XenIOState *state, ioreq_t *req);
+void arch_xen_set_memory(XenIOState *state,
+ MemoryRegionSection *section,
+ bool add);
#endif
diff --git a/include/qemu/accel.h b/include/qemu/accel.h
index 9e821d0..d3638c7 100644
--- a/include/qemu/accel.h
+++ b/include/qemu/accel.h
@@ -26,43 +26,8 @@
#include "qom/object.h"
#include "exec/hwaddr.h"
-struct AccelState {
- /*< private >*/
- Object parent_obj;
-};
-
-typedef struct AccelClass {
- /*< private >*/
- ObjectClass parent_class;
- /*< public >*/
-
- const char *name;
- /* Cached by accel_init_ops_interfaces() when created */
- AccelOpsClass *ops;
-
- int (*init_machine)(AccelState *as, MachineState *ms);
- bool (*cpu_common_realize)(CPUState *cpu, Error **errp);
- void (*cpu_common_unrealize)(CPUState *cpu);
-
- /* system related hooks */
- void (*setup_post)(AccelState *as);
- void (*pre_resume_vm)(AccelState *as, bool step_pending);
- bool (*has_memory)(AccelState *accel, AddressSpace *as,
- hwaddr start_addr, hwaddr size);
-
- /* gdbstub related hooks */
- int (*gdbstub_supported_sstep_flags)(AccelState *as);
-
- bool *allowed;
- /*
- * Array of global properties that would be applied when specific
- * accelerator is chosen. It works like MachineClass.compat_props
- * but it's for accelerators not machines. Accelerator-provided
- * global properties may be overridden by machine-type
- * compat_props or user-provided global properties.
- */
- GPtrArray *compat_props;
-} AccelClass;
+typedef struct AccelState AccelState;
+typedef struct AccelClass AccelClass;
#define TYPE_ACCEL "accel"
diff --git a/include/system/hvf_int.h b/include/system/hvf_int.h
index 5150c7d..a3b06a3 100644
--- a/include/system/hvf_int.h
+++ b/include/system/hvf_int.h
@@ -14,6 +14,7 @@
#include "qemu/queue.h"
#include "exec/vaddr.h"
#include "qom/object.h"
+#include "accel/accel-ops.h"
#ifdef __aarch64__
#include <Hypervisor/Hypervisor.h>
@@ -45,7 +46,7 @@ typedef struct hvf_vcpu_caps {
} hvf_vcpu_caps;
struct HVFState {
- AccelState parent;
+ AccelState parent_obj;
hvf_slot slots[32];
int num_slots;
diff --git a/include/system/kvm_int.h b/include/system/kvm_int.h
index 756a3c0..9247493 100644
--- a/include/system/kvm_int.h
+++ b/include/system/kvm_int.h
@@ -14,6 +14,7 @@
#include "qemu/accel.h"
#include "qemu/queue.h"
#include "system/kvm.h"
+#include "accel/accel-ops.h"
#include "hw/boards.h"
#include "hw/i386/topology.h"
#include "io/channel-socket.h"
diff --git a/include/system/runstate.h b/include/system/runstate.h
index b406a39..929379a 100644
--- a/include/system/runstate.h
+++ b/include/system/runstate.h
@@ -14,11 +14,51 @@ void runstate_replay_enable(void);
typedef void VMChangeStateHandler(void *opaque, bool running, RunState state);
typedef int VMChangeStateHandlerWithRet(void *opaque, bool running, RunState state);
+/**
+ * qemu_add_vm_change_state_handler:
+ * @cb: the callback to invoke
+ * @opaque: user data passed to the callback
+ *
+ * Register a callback function that is invoked when the vm starts or stops
+ * running.
+ *
+ * Returns: an entry to be freed using qemu_del_vm_change_state_handler()
+ */
VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
void *opaque);
+/**
+ * qemu_add_vm_change_state_handler_prio:
+ * @cb: the callback to invoke
+ * @opaque: user data passed to the callback
+ * @priority: low priorities execute first when the vm runs and the reverse is
+ * true when the vm stops
+ *
+ * Register a callback function that is invoked when the vm starts or stops
+ * running.
+ *
+ * Returns: an entry to be freed using qemu_del_vm_change_state_handler()
+ */
VMChangeStateEntry *qemu_add_vm_change_state_handler_prio(
VMChangeStateHandler *cb, void *opaque, int priority);
VMChangeStateEntry *
+/**
+ * qemu_add_vm_change_state_handler_prio_full:
+ * @cb: the main callback to invoke
+ * @prepare_cb: a callback to invoke before the main callback
+ * @cb_ret: the main callback to invoke with return value
+ * @opaque: user data passed to the callbacks
+ * @priority: low priorities execute first when the vm runs and the reverse is
+ * true when the vm stops
+ *
+ * Register a main callback function and an optional prepare callback function
+ * that are invoked when the vm starts or stops running. The main callback and
+ * the prepare callback are called in two separate phases: First all prepare
+ * callbacks are called and only then all main callbacks are called. As its
+ * name suggests, the prepare callback can be used to do some preparatory work
+ * before invoking the main callback.
+ *
+ * Returns: an entry to be freed using qemu_del_vm_change_state_handler()
+ */
qemu_add_vm_change_state_handler_prio_full(VMChangeStateHandler *cb,
VMChangeStateHandler *prepare_cb,
VMChangeStateHandlerWithRet *cb_ret,
diff --git a/include/tcg/tcg.h b/include/tcg/tcg.h
index 0c2a319..a6d9aa5 100644
--- a/include/tcg/tcg.h
+++ b/include/tcg/tcg.h
@@ -1005,5 +1005,7 @@ static inline const TCGOpcode *tcg_swap_vecop_list(const TCGOpcode *n)
bool tcg_can_emit_vecop_list(const TCGOpcode *, TCGType, unsigned);
void tcg_dump_ops(TCGContext *s, FILE *f, bool have_prefs);
+/* tcg_dump_stats: Append TCG statistics to @buf */
+void tcg_dump_stats(GString *buf);
#endif /* TCG_H */
diff --git a/linux-user/main.c b/linux-user/main.c
index f4f2007..68972f0 100644
--- a/linux-user/main.c
+++ b/linux-user/main.c
@@ -42,6 +42,7 @@
#include "user/page-protection.h"
#include "exec/gdbstub.h"
#include "gdbstub/user.h"
+#include "accel/accel-ops.h"
#include "tcg/startup.h"
#include "qemu/timer.h"
#include "qemu/envlist.h"
diff --git a/qapi/accelerator.json b/qapi/accelerator.json
new file mode 100644
index 0000000..28d5ff4
--- /dev/null
+++ b/qapi/accelerator.json
@@ -0,0 +1,54 @@
+# -*- Mode: Python -*-
+# vim: filetype=python
+#
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+##
+# = Accelerators
+##
+
+{ 'include': 'common.json' }
+
+##
+# @KvmInfo:
+#
+# Information about support for KVM acceleration
+#
+# @enabled: true if KVM acceleration is active
+#
+# @present: true if KVM acceleration is built into this executable
+#
+# Since: 0.14
+##
+{ 'struct': 'KvmInfo', 'data': {'enabled': 'bool', 'present': 'bool'} }
+
+##
+# @query-kvm:
+#
+# Return information about KVM acceleration
+#
+# Since: 0.14
+#
+# .. qmp-example::
+#
+# -> { "execute": "query-kvm" }
+# <- { "return": { "enabled": true, "present": true } }
+##
+{ 'command': 'query-kvm', 'returns': 'KvmInfo' }
+
+##
+# @x-accel-stats:
+#
+# Query accelerator statistics
+#
+# Features:
+#
+# @unstable: This command is meant for debugging.
+#
+# Returns: accelerator statistics
+#
+# Since: 10.1
+##
+{ 'command': 'x-accel-stats',
+ 'returns': 'HumanReadableText',
+ 'features': [ 'unstable' ] }
diff --git a/qapi/machine.json b/qapi/machine.json
index f9bfda2..6f59f70 100644
--- a/qapi/machine.json
+++ b/qapi/machine.json
@@ -78,6 +78,8 @@
#
# @cpu-index: index of the virtual CPU
#
+# @qom-type: QOM type name of the CPU (since 10.1)
+#
# @qom-path: path to the CPU object in the QOM tree
#
# @thread-id: ID of the underlying host thread
@@ -91,6 +93,7 @@
##
{ 'union' : 'CpuInfoFast',
'base' : { 'cpu-index' : 'int',
+ 'qom-type' : 'str',
'qom-path' : 'str',
'thread-id' : 'int',
'*props' : 'CpuInstanceProperties',
@@ -444,33 +447,6 @@
{ 'command': 'inject-nmi' }
##
-# @KvmInfo:
-#
-# Information about support for KVM acceleration
-#
-# @enabled: true if KVM acceleration is active
-#
-# @present: true if KVM acceleration is built into this executable
-#
-# Since: 0.14
-##
-{ 'struct': 'KvmInfo', 'data': {'enabled': 'bool', 'present': 'bool'} }
-
-##
-# @query-kvm:
-#
-# Return information about KVM acceleration
-#
-# Since: 0.14
-#
-# .. qmp-example::
-#
-# -> { "execute": "query-kvm" }
-# <- { "return": { "enabled": true, "present": true } }
-##
-{ 'command': 'query-kvm', 'returns': 'KvmInfo' }
-
-##
# @NumaOptionsType:
#
# @node: NUMA nodes configuration
diff --git a/qapi/meson.build b/qapi/meson.build
index 3b035ae..ca6b61a 100644
--- a/qapi/meson.build
+++ b/qapi/meson.build
@@ -57,6 +57,7 @@ qapi_all_modules = [
]
if have_system
qapi_all_modules += [
+ 'accelerator',
'acpi',
'audio',
'cryptodev',
diff --git a/qapi/qapi-schema.json b/qapi/qapi-schema.json
index 49b9a02..82f111b 100644
--- a/qapi/qapi-schema.json
+++ b/qapi/qapi-schema.json
@@ -39,6 +39,7 @@
{ 'include': 'run-state.json' }
{ 'include': 'crypto.json' }
{ 'include': 'job.json' }
+{ 'include': 'accelerator.json' }
{ 'include': 'block.json' }
{ 'include': 'block-export.json' }
{ 'include': 'char.json' }
diff --git a/system/cpus.c b/system/cpus.c
index 8e6da2e..2567235 100644
--- a/system/cpus.c
+++ b/system/cpus.c
@@ -31,7 +31,7 @@
#include "qapi/qapi-events-run-state.h"
#include "qapi/qmp/qerror.h"
#include "exec/gdbstub.h"
-#include "system/accel-ops.h"
+#include "accel/accel-cpu-ops.h"
#include "system/hw_accel.h"
#include "exec/cpu-common.h"
#include "qemu/thread.h"
diff --git a/system/memory.c b/system/memory.c
index 38da62f..5646547 100644
--- a/system/memory.c
+++ b/system/memory.c
@@ -30,6 +30,7 @@
#include "system/runstate.h"
#include "system/tcg.h"
#include "qemu/accel.h"
+#include "accel/accel-ops.h"
#include "hw/boards.h"
#include "migration/vmstate.h"
#include "system/address-spaces.h"
diff --git a/system/runstate.c b/system/runstate.c
index e18eb8c..6178b00 100644
--- a/system/runstate.c
+++ b/system/runstate.c
@@ -306,18 +306,6 @@ struct VMChangeStateEntry {
static QTAILQ_HEAD(, VMChangeStateEntry) vm_change_state_head =
QTAILQ_HEAD_INITIALIZER(vm_change_state_head);
-/**
- * qemu_add_vm_change_state_handler_prio:
- * @cb: the callback to invoke
- * @opaque: user data passed to the callback
- * @priority: low priorities execute first when the vm runs and the reverse is
- * true when the vm stops
- *
- * Register a callback function that is invoked when the vm starts or stops
- * running.
- *
- * Returns: an entry to be freed using qemu_del_vm_change_state_handler()
- */
VMChangeStateEntry *qemu_add_vm_change_state_handler_prio(
VMChangeStateHandler *cb, void *opaque, int priority)
{
@@ -325,24 +313,6 @@ VMChangeStateEntry *qemu_add_vm_change_state_handler_prio(
opaque, priority);
}
-/**
- * qemu_add_vm_change_state_handler_prio_full:
- * @cb: the main callback to invoke
- * @prepare_cb: a callback to invoke before the main callback
- * @cb_ret: the main callback to invoke with return value
- * @opaque: user data passed to the callbacks
- * @priority: low priorities execute first when the vm runs and the reverse is
- * true when the vm stops
- *
- * Register a main callback function and an optional prepare callback function
- * that are invoked when the vm starts or stops running. The main callback and
- * the prepare callback are called in two separate phases: First all prepare
- * callbacks are called and only then all main callbacks are called. As its
- * name suggests, the prepare callback can be used to do some preparatory work
- * before invoking the main callback.
- *
- * Returns: an entry to be freed using qemu_del_vm_change_state_handler()
- */
VMChangeStateEntry *
qemu_add_vm_change_state_handler_prio_full(VMChangeStateHandler *cb,
VMChangeStateHandler *prepare_cb,
diff --git a/target/i386/nvmm/nvmm-accel-ops.c b/target/i386/nvmm/nvmm-accel-ops.c
index a5517b0..3799260 100644
--- a/target/i386/nvmm/nvmm-accel-ops.c
+++ b/target/i386/nvmm/nvmm-accel-ops.c
@@ -10,7 +10,7 @@
#include "qemu/osdep.h"
#include "system/kvm_int.h"
#include "qemu/main-loop.h"
-#include "system/accel-ops.h"
+#include "accel/accel-cpu-ops.h"
#include "system/cpus.h"
#include "qemu/guest-random.h"
diff --git a/target/i386/nvmm/nvmm-all.c b/target/i386/nvmm/nvmm-all.c
index 11c2630..92e3b8b 100644
--- a/target/i386/nvmm/nvmm-all.c
+++ b/target/i386/nvmm/nvmm-all.c
@@ -12,6 +12,7 @@
#include "system/address-spaces.h"
#include "system/ioport.h"
#include "qemu/accel.h"
+#include "accel/accel-ops.h"
#include "system/nvmm.h"
#include "system/cpus.h"
#include "system/runstate.h"
diff --git a/target/i386/whpx/whpx-accel-ops.c b/target/i386/whpx/whpx-accel-ops.c
index 5f4841c..da58805 100644
--- a/target/i386/whpx/whpx-accel-ops.c
+++ b/target/i386/whpx/whpx-accel-ops.c
@@ -11,7 +11,7 @@
#include "qemu/osdep.h"
#include "system/kvm_int.h"
#include "qemu/main-loop.h"
-#include "system/accel-ops.h"
+#include "accel/accel-cpu-ops.h"
#include "system/cpus.h"
#include "qemu/guest-random.h"
diff --git a/target/i386/whpx/whpx-all.c b/target/i386/whpx/whpx-all.c
index 22ac609..b72dcff 100644
--- a/target/i386/whpx/whpx-all.c
+++ b/target/i386/whpx/whpx-all.c
@@ -14,6 +14,7 @@
#include "system/ioport.h"
#include "gdbstub/helpers.h"
#include "qemu/accel.h"
+#include "accel/accel-ops.h"
#include "system/whpx.h"
#include "system/cpus.h"
#include "system/runstate.h"