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-rw-r--r--block/rbd.c38
1 files changed, 23 insertions, 15 deletions
diff --git a/block/rbd.c b/block/rbd.c
index 5bc5b32..5226b6f 100644
--- a/block/rbd.c
+++ b/block/rbd.c
@@ -290,7 +290,8 @@ static int qemu_rbd_set_conf(rados_t cluster, const char *conf,
if (only_read_conf_file) {
ret = rados_conf_read_file(cluster, value);
if (ret < 0) {
- error_setg(errp, "error reading conf file %s", value);
+ error_setg_errno(errp, -ret, "error reading conf file %s",
+ value);
break;
}
}
@@ -299,7 +300,7 @@ static int qemu_rbd_set_conf(rados_t cluster, const char *conf,
} else if (!only_read_conf_file) {
ret = rados_conf_set(cluster, name, value);
if (ret < 0) {
- error_setg(errp, "invalid conf option %s", name);
+ error_setg_errno(errp, -ret, "invalid conf option %s", name);
ret = -EINVAL;
break;
}
@@ -354,9 +355,10 @@ static int qemu_rbd_create(const char *filename, QemuOpts *opts, Error **errp)
}
clientname = qemu_rbd_parse_clientname(conf, clientname_buf);
- if (rados_create(&cluster, clientname) < 0) {
- error_setg(errp, "error initializing");
- return -EIO;
+ ret = rados_create(&cluster, clientname);
+ if (ret < 0) {
+ error_setg_errno(errp, -ret, "error initializing");
+ return ret;
}
if (strstr(conf, "conf=") == NULL) {
@@ -381,21 +383,27 @@ static int qemu_rbd_create(const char *filename, QemuOpts *opts, Error **errp)
return -EIO;
}
- if (rados_connect(cluster) < 0) {
- error_setg(errp, "error connecting");
+ ret = rados_connect(cluster);
+ if (ret < 0) {
+ error_setg_errno(errp, -ret, "error connecting");
rados_shutdown(cluster);
- return -EIO;
+ return ret;
}
- if (rados_ioctx_create(cluster, pool, &io_ctx) < 0) {
- error_setg(errp, "error opening pool %s", pool);
+ ret = rados_ioctx_create(cluster, pool, &io_ctx);
+ if (ret < 0) {
+ error_setg_errno(errp, -ret, "error opening pool %s", pool);
rados_shutdown(cluster);
- return -EIO;
+ return ret;
}
ret = rbd_create(io_ctx, name, bytes, &obj_order);
rados_ioctx_destroy(io_ctx);
rados_shutdown(cluster);
+ if (ret < 0) {
+ error_setg_errno(errp, -ret, "error rbd create");
+ return ret;
+ }
return ret;
}
@@ -500,7 +508,7 @@ static int qemu_rbd_open(BlockDriverState *bs, QDict *options, int flags,
clientname = qemu_rbd_parse_clientname(conf, clientname_buf);
r = rados_create(&s->cluster, clientname);
if (r < 0) {
- error_setg(errp, "error initializing");
+ error_setg_errno(errp, -r, "error initializing");
goto failed_opts;
}
@@ -546,19 +554,19 @@ static int qemu_rbd_open(BlockDriverState *bs, QDict *options, int flags,
r = rados_connect(s->cluster);
if (r < 0) {
- error_setg(errp, "error connecting");
+ error_setg_errno(errp, -r, "error connecting");
goto failed_shutdown;
}
r = rados_ioctx_create(s->cluster, pool, &s->io_ctx);
if (r < 0) {
- error_setg(errp, "error opening pool %s", pool);
+ error_setg_errno(errp, -r, "error opening pool %s", pool);
goto failed_shutdown;
}
r = rbd_open(s->io_ctx, s->name, &s->image, s->snap);
if (r < 0) {
- error_setg(errp, "error reading header from %s", s->name);
+ error_setg_errno(errp, -r, "error reading header from %s", s->name);
goto failed_open;
}