field '' with variable sized type 'union jset::(anonymous at ./usr/include/linux/bcache.h:354:2)' not at the end of a struct or class is a GNU extension [-Wgnu-variable-sized-type-not-at-end]

field '' with variable sized type 'union jset::(anonymous at ./usr/include/linux/bcache.h:355:2)' not at the end of a struct or class is a GNU extension [-Wgnu-variable-sized-type-not-at-end]

arch/x86/kernel/head64.o: warning: objtool: __startup_64() falls through to next function startup_64_setup_env()

fs/reiserfs/do_balan.o: warning: objtool: balance_leaf()+0x7a93: stack state mismatch: cfa1=4+312 cfa2=4+304

block/blk-map.o: warning: objtool: blk_rq_map_user_iov() falls through to next function blk_rq_unmap_user()

drivers/bus/fsl-mc/fsl-mc-bus.o: warning: objtool: get_mc_addr_translation_ranges() falls through to next function fsl_mc_bus_notifier()

crypto/drbg.o: warning: objtool: drbg_ctr_update() falls through to next function drbg_ctr_generate()

drivers/video/fbdev/core/fbcon.o: warning: objtool: updatescrollmode() falls through to next function fbcon_set_palette()

drivers/video/fbdev/core/sysimgblt.o: warning: objtool: .text: unexpected end of section