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brantfaircloth/gist:1282390

Created October 12, 2011 20:12
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Enable Lion TRIM support on 3rd part SSDs
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gistfile1.sh
cp /System/Library/Extensions/IOAHCIFamily.kext/Contents/PlugIns/IOAHCIBlockStorage.kext/Contents/MacOS/IOAHCIBlockStorage ~/Desktop/IOAHCIBlockStorage.original
sudo perl -pi -e 's|(\x52\x6F\x74\x61\x74\x69\x6F\x6E\x61\x6C\x00).{9}(\x00\x51)|$1\x00\x00\x00\x00\x00\x00\x00\x00\x00$2|sg' /System/Library/Extensions/IOAHCIFamily.kext/Contents/PlugIns/IOAHCIBlockStorage.kext/Contents/MacOS/IOAHCIBlockStorage
sudo kextcache -system-prelinked-kernel
sudo kextcache -system-caches
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