mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-03 04:26:54 +07:00
9031fefde6
This patch adds VDSO support for 64-bit applications. The VDSO code is currently used for sys_rt_sigreturn() and optimised gettimeofday() (using the user-accessible generic counter). Signed-off-by: Will Deacon <will.deacon@arm.com> Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Acked-by: Tony Lindgren <tony@atomide.com> Acked-by: Nicolas Pitre <nico@linaro.org> Acked-by: Olof Johansson <olof@lixom.net> Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com> Acked-by: Arnd Bergmann <arnd@arndb.de>
16 lines
438 B
Bash
Executable File
16 lines
438 B
Bash
Executable File
#!/bin/sh
|
|
|
|
#
|
|
# 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\t0x\1/p'
|