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authorDavid Howells <dhowells@redhat.com>2018-02-06 06:26:30 +0000
committerDavid Howells <dhowells@redhat.com>2018-02-06 14:43:37 +0000
commit16280a15be751b9994e94c5dc944e93fa4293199 (patch)
tree389dbe6bfc16da30f4f43f6e36be0ba123fac6fb /fs
parent63dc4e4aa5ab61868199960979fe1feecdabd01e (diff)
downloadblackbird-op-linux-16280a15be751b9994e94c5dc944e93fa4293199.tar.gz
blackbird-op-linux-16280a15be751b9994e94c5dc944e93fa4293199.zip
afs: Rearrange afs_select_fileserver() a little
Rearrange afs_select_fileserver() a little to put the use_server chunk before the next_server chunk so that with the removal of a couple of gotos the main path through the function is all one sequence. Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/afs/rotate.c42
1 files changed, 20 insertions, 22 deletions
diff --git a/fs/afs/rotate.c b/fs/afs/rotate.c
index cfe0931e7844..ad1328d85526 100644
--- a/fs/afs/rotate.c
+++ b/fs/afs/rotate.c
@@ -330,27 +330,6 @@ start:
if (!afs_start_fs_iteration(fc, vnode))
goto failed;
- goto use_server;
-
-next_server:
- _debug("next");
- afs_end_cursor(&fc->ac);
- afs_put_cb_interest(afs_v2net(vnode), fc->cbi);
- fc->cbi = NULL;
- fc->index++;
- if (fc->index >= fc->server_list->nr_servers)
- fc->index = 0;
- if (fc->index != fc->start)
- goto use_server;
-
- /* That's all the servers poked to no good effect. Try again if some
- * of them were busy.
- */
- if (fc->flags & AFS_FS_CURSOR_VBUSY)
- goto restart_from_beginning;
-
- fc->ac.error = -EDESTADDRREQ;
- goto failed;
use_server:
_debug("use");
@@ -401,7 +380,6 @@ use_server:
fc->ac.start = READ_ONCE(alist->index);
fc->ac.index = fc->ac.start;
- goto iterate_address;
iterate_address:
ASSERT(fc->ac.alist);
@@ -415,6 +393,26 @@ iterate_address:
_leave(" = t");
return true;
+next_server:
+ _debug("next");
+ afs_end_cursor(&fc->ac);
+ afs_put_cb_interest(afs_v2net(vnode), fc->cbi);
+ fc->cbi = NULL;
+ fc->index++;
+ if (fc->index >= fc->server_list->nr_servers)
+ fc->index = 0;
+ if (fc->index != fc->start)
+ goto use_server;
+
+ /* That's all the servers poked to no good effect. Try again if some
+ * of them were busy.
+ */
+ if (fc->flags & AFS_FS_CURSOR_VBUSY)
+ goto restart_from_beginning;
+
+ fc->ac.error = -EDESTADDRREQ;
+ goto failed;
+
failed:
fc->flags |= AFS_FS_CURSOR_STOP;
afs_end_cursor(&fc->ac);
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