name : gen_vdso_offsets.sh #!/bin/sh # SPDX-License-Identifier: GPL-2.0 # # Match symbols in the DSO that look like VDSO_*; produce a header file # of constant offsets into the shared object. # # Doing this inside the Makefile will break the $(filter-out) function, # causing Kbuild to rebuild the vdso-offsets header file every time. # # Author: Will Deacon <will.deacon@arm.com> # LC_ALL=C sed -n -e 's/^00*/0/' -e \ 's/^\([0-9a-fA-F]*\) . VDSO_\([a-zA-Z0-9_]*\)$/\#define vdso_offset_\2 0x\1/p'