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bug 454587 Make sure that don't disable memory cache when

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PR_GetPhysicalMemory() fails. Instead, default to 32 MB of memory (2 MB cache
size)
r+sr=bz
This commit is contained in:
Christian Biesinger 2008-09-14 15:45:52 -07:00
parent 84837afd35
commit 61ce0471a4
1 changed files with 5 additions and 2 deletions
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7
netwerk/cache/src/nsCacheService.cpp vendored
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@ -526,8 +526,11 @@ nsCacheProfilePrefObserver::MemoryCacheCapacity()
PRUint64 bytes = PR_GetPhysicalMemorySize(); PRUint64 bytes = PR_GetPhysicalMemorySize();
CACHE_LOG_DEBUG(("Physical Memory size is %llu\n", bytes)); CACHE_LOG_DEBUG(("Physical Memory size is %llu\n", bytes));
if (LL_CMP(bytes, ==, LL_ZERO)) // If getting the physical memory failed, arbitrarily assume
return 0; // 32 MB of RAM. We use a low default to have a reasonable
// size on all the devices we support.
if (bytes == 0)
bytes = 32 * 1024 * 1024;
// Conversion from unsigned int64 to double doesn't work on all platforms. // Conversion from unsigned int64 to double doesn't work on all platforms.
// We need to truncate the value at LL_MAXINT to make sure we don't // We need to truncate the value at LL_MAXINT to make sure we don't