ramips: mt7621: refresh kernel config

Signed-off-by: Piotr Dymacz <pepe2k@gmail.com>

target/linux/ramips/mt7621/config-4.14

@@ -24,8 +24,6 @@ CONFIG_ARCH_WANT_IPC_PARSE_VERSION=y
 CONFIG_BLK_MQ_PCI=y
 CONFIG_BOARD_SCACHE=y
 CONFIG_BOUNCE=y
-CONFIG_CC_OPTIMIZE_FOR_PERFORMANCE=y
-# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
 CONFIG_CEVT_R4K=y
 # CONFIG_CEVT_SYSTICK_QUIRK is not set
 CONFIG_CLKDEV_LOOKUP=y
@@ -99,6 +97,7 @@ CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT_MAP=y
 # CONFIG_HAVE_64BIT_ALIGNED_ACCESS is not set
 # CONFIG_HAVE_ARCH_BITREVERSE is not set
+CONFIG_HAVE_ARCH_COMPILER_H=y
 CONFIG_HAVE_ARCH_JUMP_LABEL=y
 CONFIG_HAVE_ARCH_KGDB=y
 CONFIG_HAVE_ARCH_SECCOMP_FILTER=y
@@ -155,6 +154,7 @@ CONFIG_MIGRATION=y
 CONFIG_MIPS=y
 CONFIG_MIPS_ASID_BITS=8
 CONFIG_MIPS_ASID_SHIFT=0
+CONFIG_MIPS_CBPF_JIT=y
 CONFIG_MIPS_CLOCK_VSYSCALL=y
 CONFIG_MIPS_CM=y
 # CONFIG_MIPS_CMDLINE_BUILTIN_EXTEND is not set