From: "Alex Bennée" <alex.bennee@linaro.org>
To: peter.maydell@linaro.org
Cc: "Eduardo Habkost" <ehabkost@redhat.com>,
"Richard Henderson" <richard.henderson@linaro.org>,
qemu-devel@nongnu.org, "Emilio G. Cota" <cota@braap.org>,
"Paolo Bonzini" <pbonzini@redhat.com>,
"Alex Bennée" <alex.bennee@linaro.org>,
"Richard Henderson" <rth@twiddle.net>
Subject: [PULL v2 36/73] cpu: hook plugin vcpu events
Date: Fri, 25 Oct 2019 07:36:36 +0100 [thread overview]
Message-ID: <20191025063713.23374-37-alex.bennee@linaro.org> (raw)
In-Reply-To: <20191025063713.23374-1-alex.bennee@linaro.org>
From: "Emilio G. Cota" <cota@braap.org>
Signed-off-by: Emilio G. Cota <cota@braap.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
diff --git a/cpus.c b/cpus.c
index fabbeca6f46..63bda152f57 100644
--- a/cpus.c
+++ b/cpus.c
@@ -45,6 +45,7 @@
#include "exec/exec-all.h"
#include "qemu/thread.h"
+#include "qemu/plugin.h"
#include "sysemu/cpus.h"
#include "sysemu/qtest.h"
#include "qemu/main-loop.h"
@@ -1264,9 +1265,18 @@ static void qemu_tcg_rr_wait_io_event(void)
static void qemu_wait_io_event(CPUState *cpu)
{
+ bool slept = false;
+
while (cpu_thread_is_idle(cpu)) {
+ if (!slept) {
+ slept = true;
+ qemu_plugin_vcpu_idle_cb(cpu);
+ }
qemu_cond_wait(cpu->halt_cond, &qemu_global_mutex);
}
+ if (slept) {
+ qemu_plugin_vcpu_resume_cb(cpu);
+ }
#ifdef _WIN32
/* Eat dummy APC queued by qemu_cpu_kick_thread. */
diff --git a/exec.c b/exec.c
index fb0943cfed6..1feda0ca761 100644
--- a/exec.c
+++ b/exec.c
@@ -975,6 +975,8 @@ void cpu_exec_realizefn(CPUState *cpu, Error **errp)
}
tlb_init(cpu);
+ qemu_plugin_vcpu_init_hook(cpu);
+
#ifndef CONFIG_USER_ONLY
if (qdev_get_vmsd(DEVICE(cpu)) == NULL) {
vmstate_register(NULL, cpu->cpu_index, &vmstate_cpu_common, cpu);
diff --git a/hw/core/cpu.c b/hw/core/cpu.c
index 73b1ee34d04..db1a03c6bbb 100644
--- a/hw/core/cpu.c
+++ b/hw/core/cpu.c
@@ -32,6 +32,7 @@
#include "hw/boards.h"
#include "hw/qdev-properties.h"
#include "trace-root.h"
+#include "qemu/plugin.h"
CPUInterruptHandler cpu_interrupt_handler;
@@ -352,6 +353,7 @@ static void cpu_common_unrealizefn(DeviceState *dev, Error **errp)
CPUState *cpu = CPU(dev);
/* NOTE: latest generic point before the cpu is fully unrealized */
trace_fini_vcpu(cpu);
+ qemu_plugin_vcpu_exit_hook(cpu);
cpu_exec_unrealizefn(cpu);
}
--
2.20.1
next prev parent reply other threads:[~2019-10-25 7:11 UTC|newest]
Thread overview: 84+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-25 6:36 [PULL v2 00/73] tcg plugins and testing updates Alex Bennée
2019-10-25 6:36 ` [PULL v2 01/73] travis.yml: reduce scope of the --enable-debug build Alex Bennée
2019-10-25 6:36 ` [PULL v2 02/73] travis.yml: Add libvdeplug-dev to compile-test net/vde.c Alex Bennée
2019-10-25 6:36 ` [PULL v2 03/73] travis.yml: Use libsdl2 instead of libsdl1.2, and install libsdl2-image Alex Bennée
2019-10-25 6:36 ` [PULL v2 04/73] travis.yml: Use newer version of libgnutls and libpng Alex Bennée
2019-10-25 6:36 ` [PULL v2 05/73] travis.yml: Fix the ccache lines Alex Bennée
2019-10-25 6:36 ` [PULL v2 06/73] travis.yml: Test the release tarball Alex Bennée
2019-10-25 6:36 ` [PULL v2 07/73] travis.yml: bump Xcode 10 to latest dot release Alex Bennée
2019-10-25 6:36 ` [PULL v2 08/73] cirrus.yml: add latest Xcode build target Alex Bennée
2019-10-25 6:36 ` [PULL v2 09/73] tests/vm: netbsd autoinstall, using serial console Alex Bennée
2019-10-25 6:36 ` [PULL v2 10/73] tests/vm: Let subclasses disable IPv6 Alex Bennée
2019-10-25 6:36 ` [PULL v2 11/73] tests/vm/netbsd: Disable IPv6 Alex Bennée
2019-10-25 6:36 ` [PULL v2 12/73] travis.yml: cache the clang sanitizer build Alex Bennée
2019-10-25 6:36 ` [PULL v2 13/73] gitlab-ci.yml: Use libvdeplug-dev to compile-test the VDE network backend Alex Bennée
2019-10-25 6:36 ` [PULL v2 14/73] travis.yml: --enable-debug-tcg to check-tcg Alex Bennée
2019-10-25 6:36 ` [PULL v2 15/73] tests/docker: set HOST_ARCH if we don't have ARCH Alex Bennée
2019-10-25 6:36 ` [PULL v2 16/73] tests/docker: update Travis image to a more current version Alex Bennée
2019-10-25 6:36 ` [PULL v2 17/73] trace: expand mem_info:size_shift to 4 bits Alex Bennée
2019-10-25 6:36 ` [PULL v2 18/73] trace: add mmu_index to mem_info Alex Bennée
2019-10-25 6:36 ` [PULL v2 19/73] cpu: introduce cpu_in_exclusive_context() Alex Bennée
2019-10-25 6:36 ` [PULL v2 20/73] translate-all: use cpu_in_exclusive_work_context() in tb_flush Alex Bennée
2019-10-25 6:36 ` [PULL v2 21/73] docs/devel: add plugins.rst design document Alex Bennée
2019-10-25 6:36 ` [PULL v2 22/73] plugin: add user-facing API Alex Bennée
2019-10-25 6:36 ` [PULL v2 23/73] plugin: add core code Alex Bennée
2019-10-25 6:36 ` [PULL v2 24/73] plugin: add implementation of the api Alex Bennée
2019-10-25 6:36 ` [PULL v2 25/73] queue: add QTAILQ_REMOVE_SEVERAL Alex Bennée
2019-10-25 6:36 ` [PULL v2 26/73] cputlb: document get_page_addr_code Alex Bennée
2019-10-25 6:36 ` [PULL v2 27/73] cputlb: introduce get_page_addr_code_hostp Alex Bennée
2019-10-25 6:36 ` [PULL v2 28/73] tcg: add tcg_gen_st_ptr Alex Bennée
2019-10-25 6:36 ` [PULL v2 29/73] plugin-gen: add module for TCG-related code Alex Bennée
2019-10-25 6:36 ` [PULL v2 30/73] atomic_template: add inline trace/plugin helpers Alex Bennée
2019-10-25 6:36 ` [PULL v2 31/73] tcg: let plugins instrument virtual memory accesses Alex Bennée
2019-10-25 6:36 ` [PULL v2 32/73] plugins: implement helpers for resolving hwaddr Alex Bennée
2019-10-25 6:36 ` [PULL v2 33/73] translate-all: notify plugin code of tb_flush Alex Bennée
2019-10-25 6:36 ` [PULL v2 34/73] *-user: notify plugin of exit Alex Bennée
2019-10-25 6:36 ` [PULL v2 35/73] *-user: plugin syscalls Alex Bennée
2019-10-25 6:36 ` Alex Bennée [this message]
2019-10-25 6:36 ` [PULL v2 37/73] plugin-gen: add plugin_insn_append Alex Bennée
2019-10-25 6:36 ` [PULL v2 38/73] cputlb: ensure _cmmu helper functions follow the naming standard Alex Bennée
2019-10-25 6:36 ` [PULL v2 39/73] translator: add translator_ld{ub,sw,uw,l,q} Alex Bennée
2019-10-25 6:36 ` [PULL v2 40/73] target/arm: fetch code with translator_ld Alex Bennée
2019-10-25 6:36 ` [PULL v2 41/73] target/ppc: " Alex Bennée
2019-10-25 6:36 ` [PULL v2 42/73] target/sh4: " Alex Bennée
2019-10-25 6:36 ` [PULL v2 43/73] target/i386: " Alex Bennée
2019-10-25 6:36 ` [PULL v2 44/73] target/hppa: " Alex Bennée
2019-10-25 6:36 ` [PULL v2 45/73] target/m68k: " Alex Bennée
2019-10-25 6:36 ` [PULL v2 46/73] target/alpha: " Alex Bennée
2019-10-25 7:40 ` USB-audio sound issues with qemu-system-ppc in Linux and Windows Howard Spoelstra
2019-10-25 6:36 ` [PULL v2 47/73] target/riscv: fetch code with translator_ld Alex Bennée
2019-10-25 6:36 ` [PULL v2 48/73] target/sparc: " Alex Bennée
2019-10-25 6:36 ` [PULL v2 49/73] target/xtensa: " Alex Bennée
2019-10-25 6:36 ` [PULL v2 50/73] target/openrisc: " Alex Bennée
2019-10-25 6:36 ` [PULL v2 51/73] translator: inject instrumentation from plugins Alex Bennée
2019-10-25 6:36 ` [PULL v2 52/73] configure: add --enable-plugins Alex Bennée
2019-10-25 6:36 ` [PULL v2 53/73] plugin: add API symbols to qemu-plugins.symbols Alex Bennée
2019-10-25 6:36 ` [PULL v2 54/73] plugin: expand the plugin_init function to include an info block Alex Bennée
2019-10-25 6:36 ` [PULL v2 55/73] plugin: add qemu_plugin_insn_disas helper Alex Bennée
2019-10-25 6:36 ` [PULL v2 56/73] plugin: add qemu_plugin_outs helper Alex Bennée
2019-10-25 6:36 ` [PULL v2 57/73] vl: support -plugin option Alex Bennée
2019-10-25 6:36 ` [PULL v2 58/73] linux-user: " Alex Bennée
2019-10-25 6:36 ` [PULL v2 59/73] tests/plugin: add sample plugins Alex Bennée
2019-10-25 6:37 ` [PULL v2 60/73] tests/tcg/Makefile.target: fix path to config-host.mak Alex Bennée
2019-10-25 6:37 ` [PULL v2 61/73] tests/tcg: set QEMU_OPTS for all cris runs Alex Bennée
2019-10-25 6:37 ` [PULL v2 62/73] tests/tcg: move "virtual" tests to EXTRA_TESTS Alex Bennée
2019-10-25 6:37 ` [PULL v2 63/73] tests/tcg: drop test-i386-fprem from TESTS when not SLOW Alex Bennée
2019-10-25 6:37 ` [PULL v2 64/73] tests/tcg: enable plugin testing Alex Bennée
2019-10-25 6:37 ` [PULL v2 65/73] tests/plugin: add a hotblocks plugin Alex Bennée
2019-10-25 6:37 ` [PULL v2 66/73] tests/plugin: add instruction execution breakdown Alex Bennée
2019-10-25 6:37 ` [PULL v2 67/73] tests/plugin: add hotpages to analyse memory access patterns Alex Bennée
2019-10-25 6:37 ` [PULL v2 68/73] accel/stubs: reduce headers from tcg-stub Alex Bennée
2019-10-25 6:37 ` [PULL v2 69/73] include/exec: wrap cpu_ldst.h in CONFIG_TCG Alex Bennée
2019-10-25 6:37 ` [PULL v2 70/73] .travis.yml: add --enable-plugins tests Alex Bennée
2019-10-25 6:37 ` [PULL v2 71/73] scripts/checkpatch.pl: don't complain about (foo, /* empty */) Alex Bennée
2019-10-25 6:37 ` [PULL v2 72/73] MAINTAINERS: add me for the TCG plugins code Alex Bennée
2019-10-25 6:37 ` [PULL v2 73/73] travis.yml: enable linux-gcc-debug-tcg cache Alex Bennée
2019-10-25 12:59 ` [PULL v2 00/73] tcg plugins and testing updates Markus Armbruster
2019-10-25 15:04 ` Alex Bennée
2019-10-25 20:23 ` Markus Armbruster
2019-10-27 19:44 ` Peter Maydell
2019-10-28 9:07 ` Alex Bennée
2019-11-06 12:42 ` Markus Armbruster
2019-11-08 17:23 ` Peter Maydell
2019-10-25 16:53 ` Peter Maydell
2019-10-25 19:38 ` Alex Bennée
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