/usr/src/linux-headers-3.13.0-100-generic/kernel/bounds.s is in linux-headers-3.13.0-100-generic 3.13.0-100.147.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# GNU C (Ubuntu 4.8.4-2ubuntu1~14.04.3) version 4.8.4 (x86_64-linux-gnu)
# compiled by GNU C version 4.8.4, GMP version 5.1.3, MPFR version 3.1.2-p3, MPC version 1.0.1
# GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072
# options passed: -nostdinc -I /usr/src/linux-headers-lbm-
# -I /build/linux-EbDtle/linux-3.13.0/arch/x86/include
# -I arch/x86/include/generated -I /build/linux-EbDtle/linux-3.13.0/include
# -I include -I /build/linux-EbDtle/linux-3.13.0/arch/x86/include/uapi
# -I arch/x86/include/generated/uapi
# -I /build/linux-EbDtle/linux-3.13.0/include/uapi
# -I include/generated/uapi -I ubuntu/include
# -I /build/linux-EbDtle/linux-3.13.0/ubuntu/include
# -I /build/linux-EbDtle/linux-3.13.0/. -I . -imultiarch x86_64-linux-gnu
# -D __KERNEL__ -D CONFIG_X86_X32_ABI -D CONFIG_AS_CFI=1
# -D CONFIG_AS_CFI_SIGNAL_FRAME=1 -D CONFIG_AS_CFI_SECTIONS=1
# -D CONFIG_AS_FXSAVEQ=1 -D CONFIG_AS_AVX=1 -D CONFIG_AS_AVX2=1
# -D CC_USING_FENTRY -D CC_HAVE_ASM_GOTO -D KBUILD_STR(s)=#s
# -D KBUILD_BASENAME=KBUILD_STR(bounds)
# -D KBUILD_MODNAME=KBUILD_STR(bounds)
# -isystem /usr/lib/gcc/x86_64-linux-gnu/4.8/include
# -include /build/linux-EbDtle/linux-3.13.0/include/linux/kconfig.h
# -MD kernel/.bounds.s.d /build/linux-EbDtle/linux-3.13.0/kernel/bounds.c
# -m64 -mpreferred-stack-boundary=3 -mtune=generic -mno-red-zone
# -mcmodel=kernel -maccumulate-outgoing-args -mno-sse -mno-mmx -mno-sse2
# -mno-3dnow -mno-avx -mfentry -march=x86-64 -auxbase-strip kernel/bounds.s
# -O2 -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs
# -Werror=implicit-function-declaration -Wno-format-security
# -Wno-sign-compare -Wframe-larger-than=1024 -Wno-unused-but-set-variable
# -Wdeclaration-after-statement -Wno-pointer-sign -Werror=implicit-int
# -Werror=strict-prototypes -std=gnu90 -p -fno-strict-aliasing -fno-common
# -fno-delete-null-pointer-checks -funit-at-a-time
# -fno-asynchronous-unwind-tables -fno-omit-frame-pointer
# -fno-optimize-sibling-calls -fno-var-tracking-assignments
# -fno-inline-functions-called-once -fno-strict-overflow -fconserve-stack
# -fverbose-asm -fstack-protector
# options enabled: -faggressive-loop-optimizations -fauto-inc-dec
# -fbranch-count-reg -fcaller-saves -fcombine-stack-adjustments
# -fcompare-elim -fcprop-registers -fcrossjumping -fcse-follow-jumps
# -fdefer-pop -fdevirtualize -fdwarf2-cfi-asm -fearly-inlining
# -feliminate-unused-debug-types -fexpensive-optimizations
# -fforward-propagate -ffunction-cse -fgcse -fgcse-lm -fgnu-runtime
# -fgnu-unique -fguess-branch-probability -fhoist-adjacent-loads -fident
# -fif-conversion -fif-conversion2 -findirect-inlining -finline
# -finline-atomics -finline-small-functions -fipa-cp -fipa-profile
# -fipa-pure-const -fipa-reference -fipa-sra -fira-hoist-pressure
# -fira-share-save-slots -fira-share-spill-slots -fivopts
# -fkeep-static-consts -fleading-underscore -fmath-errno -fmerge-constants
# -fmerge-debug-strings -fmove-loop-invariants -foptimize-register-move
# -foptimize-strlen -fpartial-inlining -fpeephole -fpeephole2
# -fprefetch-loop-arrays -fprofile -free -freg-struct-return -fregmove
# -freorder-blocks -freorder-functions -frerun-cse-after-loop
# -fsched-critical-path-heuristic -fsched-dep-count-heuristic
# -fsched-group-heuristic -fsched-interblock -fsched-last-insn-heuristic
# -fsched-rank-heuristic -fsched-spec -fsched-spec-insn-heuristic
# -fsched-stalled-insns-dep -fschedule-insns2 -fshow-column -fshrink-wrap
# -fsigned-zeros -fsplit-ivs-in-unroller -fsplit-wide-types
# -fstack-protector -fstrict-volatile-bitfields -fsync-libcalls
# -fthread-jumps -ftoplevel-reorder -ftrapping-math -ftree-bit-ccp
# -ftree-builtin-call-dce -ftree-ccp -ftree-ch -ftree-coalesce-vars
# -ftree-copy-prop -ftree-copyrename -ftree-cselim -ftree-dce
# -ftree-dominator-opts -ftree-dse -ftree-forwprop -ftree-fre
# -ftree-loop-if-convert -ftree-loop-im -ftree-loop-ivcanon
# -ftree-loop-optimize -ftree-parallelize-loops= -ftree-phiprop -ftree-pre
# -ftree-pta -ftree-reassoc -ftree-scev-cprop -ftree-sink
# -ftree-slp-vectorize -ftree-slsr -ftree-sra -ftree-switch-conversion
# -ftree-tail-merge -ftree-ter -ftree-vect-loop-version -ftree-vrp
# -funit-at-a-time -fverbose-asm -fzero-initialized-in-bss
# -m128bit-long-double -m64 -m80387 -maccumulate-outgoing-args
# -malign-stringops -mfancy-math-387 -mfentry -mfp-ret-in-387 -mfxsr
# -mglibc -mieee-fp -mlong-double-80 -mno-red-zone -mno-sse4 -mpush-args
# -mtls-direct-seg-refs
.text
.p2align 4,,15
.globl foo
.type foo, @function
foo:
call __fentry__
pushq %rbp #
movq %rsp, %rbp #,
#APP
# 19 "/build/linux-EbDtle/linux-3.13.0/kernel/bounds.c" 1
->NR_PAGEFLAGS $26 __NR_PAGEFLAGS #
# 0 "" 2
# 20 "/build/linux-EbDtle/linux-3.13.0/kernel/bounds.c" 1
->MAX_NR_ZONES $4 __MAX_NR_ZONES #
# 0 "" 2
# 21 "/build/linux-EbDtle/linux-3.13.0/kernel/bounds.c" 1
->NR_PCG_FLAGS $3 __NR_PCG_FLAGS #
# 0 "" 2
# 23 "/build/linux-EbDtle/linux-3.13.0/kernel/bounds.c" 1
->NR_CPUS_BITS $8 ilog2(CONFIG_NR_CPUS) #
# 0 "" 2
# 25 "/build/linux-EbDtle/linux-3.13.0/kernel/bounds.c" 1
->SPINLOCK_SIZE $4 sizeof(spinlock_t) #
# 0 "" 2
#NO_APP
popq %rbp #
ret
.size foo, .-foo
.ident "GCC: (Ubuntu 4.8.4-2ubuntu1~14.04.3) 4.8.4"
.section .note.GNU-stack,"",@progbits
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