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plugins: add inline operation per vcpu

Browse source 
Extends API with three new functions:
qemu_plugin_register_vcpu_{tb, insn, mem}_exec_inline_per_vcpu().

Those functions takes a qemu_plugin_u64 as input.

This allows to have a thread-safe and type-safe version of inline
operations.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Message-Id: <20240304130036.124418-5-pierrick.bouvier@linaro.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20240305121005.3528075-18-alex.bennee@linaro.org>
This commit is contained in:
Pierrick Bouvier 2024-03-05 12:09:53 +00:00 • committed by Alex Bennée
parent 62f92b8d97
commit 0bcebaba45
7 changed files with 126 additions and 2 deletions
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37
plugins/api.c
View file

@ -111,6 +111,18 @@ void qemu_plugin_register_vcpu_tb_exec_inline(struct qemu_plugin_tb *tb,
}
}
void qemu_plugin_register_vcpu_tb_exec_inline_per_vcpu(
struct qemu_plugin_tb *tb,
enum qemu_plugin_op op,
qemu_plugin_u64 entry,
uint64_t imm)
{
if (!tb->mem_only) {
plugin_register_inline_op_on_entry(
&tb->cbs[PLUGIN_CB_INLINE], 0, op, entry, imm);
}
}
void qemu_plugin_register_vcpu_insn_exec_cb(struct qemu_plugin_insn *insn,
qemu_plugin_vcpu_udata_cb_t cb,
enum qemu_plugin_cb_flags flags,
@ -136,6 +148,18 @@ void qemu_plugin_register_vcpu_insn_exec_inline(struct qemu_plugin_insn *insn,
}
}
void qemu_plugin_register_vcpu_insn_exec_inline_per_vcpu(
struct qemu_plugin_insn *insn,
enum qemu_plugin_op op,
qemu_plugin_u64 entry,
uint64_t imm)
{
if (!insn->mem_only) {
plugin_register_inline_op_on_entry(
&insn->cbs[PLUGIN_CB_INSN][PLUGIN_CB_INLINE], 0, op, entry, imm);
}
}
/*
* We always plant memory instrumentation because they don't finalise until
@ -148,7 +172,7 @@ void qemu_plugin_register_vcpu_mem_cb(struct qemu_plugin_insn *insn,
void *udata)
{
plugin_register_vcpu_mem_cb(&insn->cbs[PLUGIN_CB_MEM][PLUGIN_CB_REGULAR],
cb, flags, rw, udata);
cb, flags, rw, udata);
}
void qemu_plugin_register_vcpu_mem_inline(struct qemu_plugin_insn *insn,
@ -160,6 +184,17 @@ void qemu_plugin_register_vcpu_mem_inline(struct qemu_plugin_insn *insn,
rw, op, ptr, imm);
}
void qemu_plugin_register_vcpu_mem_inline_per_vcpu(
struct qemu_plugin_insn *insn,
enum qemu_plugin_mem_rw rw,
enum qemu_plugin_op op,
qemu_plugin_u64 entry,
uint64_t imm)
{
plugin_register_inline_op_on_entry(
&insn->cbs[PLUGIN_CB_MEM][PLUGIN_CB_INLINE], rw, op, entry, imm);
}
void qemu_plugin_register_vcpu_tb_trans_cb(qemu_plugin_id_t id,
qemu_plugin_vcpu_tb_trans_cb_t cb)
{