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author | Linus Torvalds <torvalds@linux-foundation.org> | 2022-03-22 05:32:04 +0300 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2022-03-22 05:32:04 +0300 |
commit | 2142b7f0c6bbe1f9515ce3383de9f7a32a5a025b (patch) | |
tree | e1c28d1fc2cf8a905254b6f4475a4e65dfddce82 /arch/m68k/include/asm | |
parent | fd2d7a4a354539dc141f702c6c277bf3380e8778 (diff) | |
parent | afcf5441b9ff22ac57244cd45ff102ebc2e32d1a (diff) | |
download | linux-2142b7f0c6bbe1f9515ce3383de9f7a32a5a025b.tar.xz |
Merge tag 'hardening-v5.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux
Pull kernel hardening updates from Kees Cook:
- Add arm64 Shadow Call Stack support for GCC 12 (Dan Li)
- Avoid memset with stack offset randomization under Clang (Marco
Elver)
- Clean up stackleak plugin to play nice with .noinstr (Kees Cook)
- Check stack depth for greater usercopy hardening coverage (Kees Cook)
* tag 'hardening-v5.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux:
arm64: Add gcc Shadow Call Stack support
m68k: Implement "current_stack_pointer"
xtensa: Implement "current_stack_pointer"
usercopy: Check valid lifetime via stack depth
stack: Constrain and fix stack offset randomization with Clang builds
stack: Introduce CONFIG_RANDOMIZE_KSTACK_OFFSET
gcc-plugins/stackleak: Ignore .noinstr.text and .entry.text
gcc-plugins/stackleak: Exactly match strings instead of prefixes
gcc-plugins/stackleak: Provide verbose mode
Diffstat (limited to 'arch/m68k/include/asm')
-rw-r--r-- | arch/m68k/include/asm/current.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/m68k/include/asm/current.h b/arch/m68k/include/asm/current.h index 6390ef2f7f86..c117907e1276 100644 --- a/arch/m68k/include/asm/current.h +++ b/arch/m68k/include/asm/current.h @@ -24,6 +24,8 @@ static inline struct task_struct *get_current(void) #define current get_current() -#endif /* CONFNIG_MMU */ +#endif /* CONFIG_MMU */ + +register unsigned long current_stack_pointer __asm__("sp"); #endif /* !(_M68K_CURRENT_H) */ |