diff options
| -rwxr-xr-x | indra/newview/lltexturefetch.cpp | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/indra/newview/lltexturefetch.cpp b/indra/newview/lltexturefetch.cpp index 2acd38b753..aa43840ff2 100755 --- a/indra/newview/lltexturefetch.cpp +++ b/indra/newview/lltexturefetch.cpp @@ -4,7 +4,7 @@ * * $LicenseInfo:firstyear=2000&license=viewerlgpl$ * Second Life Viewer Source Code - * Copyright (C) 2012-2013, Linden Research, Inc. + * Copyright (C) 2012-2014, Linden Research, Inc. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public @@ -242,6 +242,13 @@ LLTrace::EventStatHandle<F64Milliseconds > LLTextureFetch::sCacheReadLatency("te static const S32 HTTP_REQUESTS_IN_QUEUE_HIGH_WATER = 40; // Maximum requests to have active in HTTP static const S32 HTTP_REQUESTS_IN_QUEUE_LOW_WATER = 20; // Active level at which to refill +// BUG-3323/SH-4375 +// *NOTE: This is a heuristic value. Texture fetches have a habit of using a +// value of 32MB to indicate 'get the rest of the image'. Certain ISPs and +// network equipment get confused when they see this in a Range: header. So, +// if the request end is beyond this value, we issue an open-ended Range: +// request (e.g. 'Range: <start>-') which seems to fix the problem. +static const S32 HTTP_REQUESTS_RANGE_END_MAX = 20000000; ////////////////////////////////////////////////////////////////////////////// @@ -1491,7 +1498,9 @@ bool LLTextureFetchWorker::doWork(S32 param) mWorkPriority, mUrl, mRequestedOffset, - mRequestedSize, + (mRequestedOffset + mRequestedSize) > HTTP_REQUESTS_RANGE_END_MAX + ? 0 + : mRequestedSize, mFetcher->mHttpOptions, mFetcher->mHttpHeaders, this); |