Revert "Optimized ARM RWSEM algorithm"

This reverts commit 0425032b699e0c24a9a02f3298aeccf5df047e01.
Revert "enable LZ4 compression in defconfig"

This reverts commit 87c31b2c292ce6eed467044f562f2c620362b5d2.
Revert "LZ4: compression/decompression signedness mismatch (v2)"

This reverts commit ea7e2560d08f5c0aeea994be94ac04b923d87628.
Revert "lib/lz4/lz4_compress: fix macro usage error"

This reverts commit d6b42971902defea35daf80d0d85029e67dc2b29.
Revert "crypto: Add lz4 Cryptographic API"

This reverts commit 24ff22ec90c73b2a4e354ebdb7c2f2a4b8c646f4.
Revert "lib: Add lz4 compressor module"

This reverts commit 0139b38eeea80ba3821a9064af7b59017eb6870c.
Revert "arm: Add support for LZ4-compressed kernel"

This reverts commit 667ece908c7a6b5cb801c978e880aefc5a6597d7.
Revert "lib: Add support for LZ4-compressed kernel"

This reverts commit 20e79aac06524715bf0933ea48ab4072621c1acf.
Revert "decompressor: Add LZ4 decompressor module"

This reverts commit 1ee4e4483f7943f55a0638245a318e8324923121.
Revert "Revert "Optimized ARM RWSEM algorithm""

This reverts commit 9a8648430234aa46e6c549397e8a977dea396099.
fix conflicting types error for system_rev
sync synaptics_3200.c with my cm11 kernel