diff options
| author | Ingo Molnar <mingo@kernel.org> | 2018-02-06 21:12:31 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2018-02-06 21:12:31 +0100 |
| commit | 82845079160817cc6ac64e5321bbd935e0a47b3a (patch) | |
| tree | 0886d1d52428e9db14536cae4b37db896e7c360a /arch/x86/include/asm/processor.h | |
| parent | 32e839dda3ba576943365f0f5817ce5c843137dc (diff) | |
| parent | 68c5735eaa5e680e701c9a2d1e3c7880bdf5ab66 (diff) | |
| download | linux-stable-82845079160817cc6ac64e5321bbd935e0a47b3a.tar.gz linux-stable-82845079160817cc6ac64e5321bbd935e0a47b3a.tar.bz2 linux-stable-82845079160817cc6ac64e5321bbd935e0a47b3a.zip | |
Merge branch 'linus' into sched/urgent, to resolve conflicts
Conflicts:
arch/arm64/kernel/entry.S
arch/x86/Kconfig
include/linux/sched/mm.h
kernel/fork.c
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/include/asm/processor.h')
| -rw-r--r-- | arch/x86/include/asm/processor.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h index efbde088a718..793bae7e7ce3 100644 --- a/arch/x86/include/asm/processor.h +++ b/arch/x86/include/asm/processor.h @@ -460,8 +460,6 @@ struct thread_struct { unsigned short gsindex; #endif - u32 status; /* thread synchronous flags */ - #ifdef CONFIG_X86_64 unsigned long fsbase; unsigned long gsbase; @@ -507,6 +505,14 @@ struct thread_struct { */ }; +/* Whitelist the FPU state from the task_struct for hardened usercopy. */ +static inline void arch_thread_struct_whitelist(unsigned long *offset, + unsigned long *size) +{ + *offset = offsetof(struct thread_struct, fpu.state); + *size = fpu_kernel_xstate_size; +} + /* * Thread-synchronous status. * |