[PULL,v4,3/8] blockdev: prepare iSCSI block driver for dynamic loading
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Message ID 1474404241-23029-4-git-send-email-mreitz@redhat.com
State New
Headers show

Commit Message

Max Reitz Sept. 20, 2016, 8:43 p.m. UTC
From: Colin Lord <clord@redhat.com>

This commit moves the initialization of the QemuOptsList qemu_iscsi_opts
struct out of block/iscsi.c in order to allow the iscsi module to be
dynamically loaded.

Signed-off-by: Colin Lord <clord@redhat.com>
Reviewed-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 1471008424-16465-2-git-send-email-clord@redhat.com
Reviewed-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
---
 block/iscsi.c | 36 ------------------------------------
 vl.c          | 40 ++++++++++++++++++++++++++++++++++++++++
 2 files changed, 40 insertions(+), 36 deletions(-)

Patch
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diff --git a/block/iscsi.c b/block/iscsi.c
index 95ce9e1..c4a0937 100644
--- a/block/iscsi.c
+++ b/block/iscsi.c
@@ -2010,45 +2010,9 @@  static BlockDriver bdrv_iscsi = {
     .bdrv_attach_aio_context = iscsi_attach_aio_context,
 };
 
-static QemuOptsList qemu_iscsi_opts = {
-    .name = "iscsi",
-    .head = QTAILQ_HEAD_INITIALIZER(qemu_iscsi_opts.head),
-    .desc = {
-        {
-            .name = "user",
-            .type = QEMU_OPT_STRING,
-            .help = "username for CHAP authentication to target",
-        },{
-            .name = "password",
-            .type = QEMU_OPT_STRING,
-            .help = "password for CHAP authentication to target",
-        },{
-            .name = "password-secret",
-            .type = QEMU_OPT_STRING,
-            .help = "ID of the secret providing password for CHAP "
-                    "authentication to target",
-        },{
-            .name = "header-digest",
-            .type = QEMU_OPT_STRING,
-            .help = "HeaderDigest setting. "
-                    "{CRC32C|CRC32C-NONE|NONE-CRC32C|NONE}",
-        },{
-            .name = "initiator-name",
-            .type = QEMU_OPT_STRING,
-            .help = "Initiator iqn name to use when connecting",
-        },{
-            .name = "timeout",
-            .type = QEMU_OPT_NUMBER,
-            .help = "Request timeout in seconds (default 0 = no timeout)",
-        },
-        { /* end of list */ }
-    },
-};
-
 static void iscsi_block_init(void)
 {
     bdrv_register(&bdrv_iscsi);
-    qemu_add_opts(&qemu_iscsi_opts);
 }
 
 block_init(iscsi_block_init);
diff --git a/vl.c b/vl.c
index fca0487..fd321e2 100644
--- a/vl.c
+++ b/vl.c
@@ -507,6 +507,43 @@  static QemuOptsList qemu_fw_cfg_opts = {
     },
 };
 
+#ifdef CONFIG_LIBISCSI
+static QemuOptsList qemu_iscsi_opts = {
+    .name = "iscsi",
+    .head = QTAILQ_HEAD_INITIALIZER(qemu_iscsi_opts.head),
+    .desc = {
+        {
+            .name = "user",
+            .type = QEMU_OPT_STRING,
+            .help = "username for CHAP authentication to target",
+        },{
+            .name = "password",
+            .type = QEMU_OPT_STRING,
+            .help = "password for CHAP authentication to target",
+        },{
+            .name = "password-secret",
+            .type = QEMU_OPT_STRING,
+            .help = "ID of the secret providing password for CHAP "
+                    "authentication to target",
+        },{
+            .name = "header-digest",
+            .type = QEMU_OPT_STRING,
+            .help = "HeaderDigest setting. "
+                    "{CRC32C|CRC32C-NONE|NONE-CRC32C|NONE}",
+        },{
+            .name = "initiator-name",
+            .type = QEMU_OPT_STRING,
+            .help = "Initiator iqn name to use when connecting",
+        },{
+            .name = "timeout",
+            .type = QEMU_OPT_NUMBER,
+            .help = "Request timeout in seconds (default 0 = no timeout)",
+        },
+        { /* end of list */ }
+    },
+};
+#endif
+
 /**
  * Get machine options
  *
@@ -3017,6 +3054,9 @@  int main(int argc, char **argv, char **envp)
     qemu_add_opts(&qemu_icount_opts);
     qemu_add_opts(&qemu_semihosting_config_opts);
     qemu_add_opts(&qemu_fw_cfg_opts);
+#ifdef CONFIG_LIBISCSI
+    qemu_add_opts(&qemu_iscsi_opts);
+#endif
     module_call_init(MODULE_INIT_OPTS);
 
     runstate_init();