From: Alex Rousskov <rousskov@measurement-factory.com>
Date: Thu, 3 Feb 2011 18:58:58 +0000 (-0700)
Subject: Added comments to explain slot read level maintenance assumptions.
X-Git-Tag: take02~18
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=dd7ac58bfa6d45ed7fe2310bcc7b6d17ffa19b4c;p=thirdparty%2Fsquid.git

Added comments to explain slot read level maintenance assumptions.
---

diff --git a/src/fs/rock/RockSwapDir.cc b/src/fs/rock/RockSwapDir.cc
index 00e7825160..6fb6f9bc7e 100644
--- a/src/fs/rock/RockSwapDir.cc
+++ b/src/fs/rock/RockSwapDir.cc
@@ -361,6 +361,9 @@ Rock::SwapDir::createStoreIO(StoreEntry &e, StoreIOState::STFNCB *cbFile, StoreI
     }
     basics->set(e);
 
+    // XXX: We rely on our caller, storeSwapOutStart(), to set e->fileno.
+    // If that does not happen, the entry will not decrement the read level!
+
     IoState *sio = new IoState(this, &e, cbFile, cbIo, data);
 
     sio->swap_dirn = index;