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Re: [Qemu-devel] [RFC PATCH v2 2/7] Add plugin support
From: |
Aaron Lindsay |
Subject: |
Re: [Qemu-devel] [RFC PATCH v2 2/7] Add plugin support |
Date: |
Mon, 17 Sep 2018 15:29:29 -0400 |
User-agent: |
Mutt/1.10.1 (2018-07-13) |
On Sep 10 14:41, Pavel Dovgalyuk wrote:
> From: Alex Bennée [mailto:address@hidden
> > Currently this is only available to system mode emulation. Can it be
> > extended to include linux-user as well?
>
> Why not? I'm not familiar with linux-user, so I'll need some time to try.
Yes. In fact, your existing setup made it quite simple:
Subject: [PATCH] plugin: Add linux-user support
Signed-off-by: Aaron Lindsay <address@hidden>
---
linux-user/main.c | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/linux-user/main.c b/linux-user/main.c
index 923cbb753a..4c70f9f8c5 100644
--- a/linux-user/main.c
+++ b/linux-user/main.c
@@ -37,6 +37,7 @@
#include "trace/control.h"
#include "target_elf.h"
#include "cpu_loop-common.h"
+#include "qemu/plugins.h"
char *exec_path;
@@ -385,6 +386,11 @@ static void handle_arg_trace(const char *arg)
trace_file = trace_opt_parse(arg);
}
+static void handle_arg_plugin(const char *arg)
+{
+ qemu_plugin_parse_cmd_args(arg);
+}
+
struct qemu_argument {
const char *argv;
const char *env;
@@ -436,6 +442,10 @@ static const struct qemu_argument arg_table[] = {
"", "Seed for pseudo-random number generator"},
{"trace", "QEMU_TRACE", true, handle_arg_trace,
"", "[[enable=]<pattern>][,events=<file>][,file=<file>]"},
+#ifdef CONFIG_PLUGINS
+ {"plugin", "QEMU_PLUGIN", true, handle_arg_plugin,
+ "", "file=<plugin_so>[,args=<args>]"},
+#endif
{"version", "QEMU_VERSION", false, handle_arg_version,
"", "display version information and exit"},
{NULL, NULL, false, NULL, NULL, NULL}
@@ -816,6 +826,9 @@ int main(int argc, char **argv, char **envp)
}
gdb_handlesig(cpu, 0);
}
+
+ qemu_plugins_init();
+
cpu_loop(env);
/* never exits */
return 0;
--
2.19.0