From 984d890b7954f7bf24c961a526902107a9ee7114 Mon Sep 17 00:00:00 2001
From: Alex Rousskov <rousskov@measurement-factory.com>
Date: Tue, 1 Feb 2011 02:51:09 -0700
Subject: [PATCH] Restrict cache_dir creation to the disk process.

---
 src/fs/rock/RockSwapDir.cc | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/fs/rock/RockSwapDir.cc b/src/fs/rock/RockSwapDir.cc
index 943cc02d2a..ac6eac00ad 100644
--- a/src/fs/rock/RockSwapDir.cc
+++ b/src/fs/rock/RockSwapDir.cc
@@ -93,6 +93,11 @@ Rock::SwapDir::create()
     assert(path);
     assert(filePath);
 
+    if (UsingSmp() && !IamDiskProcess()) {
+        debugs (47,3, HERE << "disker will create in " << path);
+        return;
+    }
+
     debugs (47,3, HERE << "creating in " << path);
 
     struct stat swap_sb;
-- 
2.47.2