[PATCH] HTTP/2: add fast-path for HTTP/2 requests without request body

[Piotr Sikora]

# HG changeset patch
# User Piotr Sikora <piotrsikora at google.com>
# Date 1490516712 25200
#      Sun Mar 26 01:25:12 2017 -0700
# Node ID 630a8209defe25add7094dfc7b9bc9bcabe0933d
# Parent  22be63bf21edaa1b8ea916c7d8cd4e5fe4892061
HTTP/2: add fast-path for HTTP/2 requests without request body.

Signed-off-by: Piotr Sikora <piotrsikora at google.com>

diff -r 22be63bf21ed -r 630a8209defe src/http/v2/ngx_http_v2.c
--- a/src/http/v2/ngx_http_v2.c
+++ b/src/http/v2/ngx_http_v2.c
@@ -3520,6 +3520,12 @@ ngx_http_v2_read_request_body(ngx_http_r
 
     r->request_body = rb;
 
+    if (stream->in_closed && stream->preread == NULL) {
+        r->request_body_no_buffering = 0;
+        post_handler(r);
+        return NGX_OK;
+    }
+
     h2scf = ngx_http_get_module_srv_conf(r, ngx_http_v2_module);
     clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);