[Qemu-devel] [PATCH] chardev: Get filename for new qapi backend

[Lei Li]

This patch add the filename when the new qapi backend init from opts.

Commit 2c5f488293c7d0cd095635c74157c2526e2c4947 add support for
qapi-based chardev initialization, but miss the filename of the
char device as below:

(qemu) info chardev
parallel0: filename=(null)
serial0: filename=(null)
compat_monitor0: filename=(null)


Signed-off-by: Lei Li <address@hidden>
---
 qemu-char.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/qemu-char.c b/qemu-char.c
index 30a2ddf..a9f618a 100644
--- a/qemu-char.c
+++ b/qemu-char.c
@@ -3276,6 +3276,7 @@ CharDriverState *qemu_chr_new_from_opts(QemuOpts *opts,
         ChardevReturn *ret = NULL;
         const char *id = qemu_opts_id(opts);
         const char *bid = NULL;
+        char *filename = g_strdup(qemu_opt_get(opts, "backend"));
 
         if (qemu_opt_get_bool(opts, "mux", 0)) {
             bid = g_strdup_printf("%s-base", id);
@@ -3308,6 +3309,7 @@ CharDriverState *qemu_chr_new_from_opts(QemuOpts *opts,
         }
 
         chr = qemu_chr_find(id);
+        chr->filename = filename;
 
     qapi_out:
         qapi_free_ChardevBackend(backend);
-- 
1.7.7.6