From 89cf988aaf0de402641cd945e7e9ad5292bc78d6 Mon Sep 17 00:00:00 2001
From: Ansariel <ansariel.hiller@phoenixviewer.com>
Date: Mon, 17 May 2021 09:49:32 +0200
Subject: BUG-230673: Add warning that LLDiskCache::purge() is also called from
 outside the main thread

---
 indra/llfilesystem/lldiskcache.h | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'indra/llfilesystem/lldiskcache.h')

diff --git a/indra/llfilesystem/lldiskcache.h b/indra/llfilesystem/lldiskcache.h
index 867a80f332..7c5b798f7e 100644
--- a/indra/llfilesystem/lldiskcache.h
+++ b/indra/llfilesystem/lldiskcache.h
@@ -118,6 +118,9 @@ class LLDiskCache :
         /**
          * Purge the oldest items in the cache so that the combined size of all files
          * is no bigger than mMaxSizeBytes.
+         *
+         * WARNING: purge() is called by LLPurgeDiskCacheThread. As such it must
+         * NOT touch any LLDiskCache data without introducing and locking a mutex!
          */
         void purge();
 
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