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-rwxr-xr-xindra/newview/lltexturefetch.h10
1 files changed, 7 insertions, 3 deletions
diff --git a/indra/newview/lltexturefetch.h b/indra/newview/lltexturefetch.h
index d13736997f..89d18e2c67 100755
--- a/indra/newview/lltexturefetch.h
+++ b/indra/newview/lltexturefetch.h
@@ -356,8 +356,8 @@ private:
LLCore::HttpHeaders * mHttpHeaders; // Ttf
LLCore::HttpHeaders * mHttpMetricsHeaders; // Ttf
LLCore::HttpRequest::policy_t mHttpPolicyClass; // T*
- S32 mHttpHighWater; // T* (ro)
- S32 mHttpLowWater; // T* (ro)
+ S32 mHttpHighWater; // Ttf
+ S32 mHttpLowWater; // Ttf
// We use a resource semaphore to keep HTTP requests in
// WAIT_HTTP_RESOURCE2 if there aren't sufficient slots in the
@@ -366,7 +366,11 @@ private:
// where it's more expensive to get at them. Requests in either
// SEND_HTTP_REQ or WAIT_HTTP_REQ charge against the semaphore
// and tracking state transitions is critical to liveness.
- LLAtomicS32 mHttpSemaphore; // Ttf + Tmain
+ //
+ // Originally implemented as a traditional semaphore (heading towards
+ // zero), it now is an outstanding request count that is allowed to
+ // exceed the high water level (but not go below zero).
+ LLAtomicS32 mHttpSemaphore; // Ttf
typedef std::set<LLUUID> wait_http_res_queue_t;
wait_http_res_queue_t mHttpWaitResource; // Mfnq