[nginx] Modules compatibility: down flag promoted to a bitmask.

[Maxim Dounin]

details:   http://hg.nginx.org/nginx/rev/63b8b157b776
branches:  
changeset: 6713:63b8b157b776
user:      Maxim Dounin <mdounin at mdounin.ru>
date:      Thu Sep 29 18:06:05 2016 +0300
description:
Modules compatibility: down flag promoted to a bitmask.

It is to be used as a bitmask with various bits set/reset when appropriate.
Any bit set means that the peer should not be used, that is, exactly what
current checks do, no additional changes required.

diffstat:

 src/http/ngx_http_upstream_round_robin.h     |  2 +-
 src/stream/ngx_stream_upstream_round_robin.h |  2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diffs (24 lines):

diff --git a/src/http/ngx_http_upstream_round_robin.h b/src/http/ngx_http_upstream_round_robin.h
--- a/src/http/ngx_http_upstream_round_robin.h
+++ b/src/http/ngx_http_upstream_round_robin.h
@@ -38,7 +38,7 @@ struct ngx_http_upstream_rr_peer_s {
     ngx_msec_t                      slow_start;
     ngx_msec_t                      start_time;
 
-    ngx_uint_t                      down;          /* unsigned  down:1; */
+    ngx_uint_t                      down;
 
 #if (NGX_HTTP_SSL)
     void                           *ssl_session;
diff --git a/src/stream/ngx_stream_upstream_round_robin.h b/src/stream/ngx_stream_upstream_round_robin.h
--- a/src/stream/ngx_stream_upstream_round_robin.h
+++ b/src/stream/ngx_stream_upstream_round_robin.h
@@ -38,7 +38,7 @@ struct ngx_stream_upstream_rr_peer_s {
     ngx_msec_t                       slow_start;
     ngx_msec_t                       start_time;
 
-    ngx_uint_t                       down;         /* unsigned  down:1; */
+    ngx_uint_t                       down;
 
 #if (NGX_STREAM_SSL)
     void                            *ssl_session;