Merge of r3966, r3967, r3968, r3969, r3970, r3971:

Cache loader improvements:

The cache loader performs two tasks: inserting cache objects in inactivity
list and evaluating total cache size. Reading just directory is enough for
this purpose. Elimination of reading cache files saves at least one disk I/O
operation per file.

2 files changed, 2 insertions, 0 deletions

diff --git a/src/core/ngx_file.c b/src/core/ngx_file.c
index ed6d8426c..7704c3e17 100644
--- a/src/core/ngx_file.c
+++ b/src/core/ngx_file.c
@@ -926,6 +926,7 @@ ngx_walk_tree(ngx_tree_ctx_t *ctx, ngx_str_t *tree)
                            "tree file \"%s\"", file.data);
 
             ctx->size = ngx_de_size(&dir);
+            ctx->fs_size = ngx_de_fs_size(&dir);
             ctx->access = ngx_de_access(&dir);
             ctx->mtime = ngx_de_mtime(&dir);
 
diff --git a/src/core/ngx_file.h b/src/core/ngx_file.h
index 8b502539a..88035172d 100644
--- a/src/core/ngx_file.h
+++ b/src/core/ngx_file.h
@@ -104,6 +104,7 @@ typedef ngx_int_t (*ngx_tree_handler_pt) (ngx_tree_ctx_t *ctx, ngx_str_t *name);
 
 struct ngx_tree_ctx_s {
     off_t                      size;
+    off_t                      fs_size;
     ngx_uint_t                 access;
     time_t                     mtime;