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author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2018-08-16 11:10:56 -0700 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2018-08-16 11:10:56 -0700 |
commit | 13fe7056bebb4015c6231a07a1be4d3aebbfe979 (patch) | |
tree | 8aefa59a61c081c402bc85f2b47c17e1374eabdd /include/linux/nospec.h | |
parent | MAINTAINERS: Add PhoenixRC Flight Controller Adapter (diff) | |
parent | Input: do not use WARN() in input_alloc_absinfo() (diff) | |
download | linux-dev-13fe7056bebb4015c6231a07a1be4d3aebbfe979.tar.xz linux-dev-13fe7056bebb4015c6231a07a1be4d3aebbfe979.zip |
Merge branch 'next' into for-linus
Prepare input updates for 4.19 merge window.
Diffstat (limited to 'include/linux/nospec.h')
-rw-r--r-- | include/linux/nospec.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/nospec.h b/include/linux/nospec.h index e791ebc65c9c..0c5ef54fd416 100644 --- a/include/linux/nospec.h +++ b/include/linux/nospec.h @@ -7,6 +7,8 @@ #define _LINUX_NOSPEC_H #include <asm/barrier.h> +struct task_struct; + /** * array_index_mask_nospec() - generate a ~0 mask when index < size, 0 otherwise * @index: array element index @@ -55,4 +57,12 @@ static inline unsigned long array_index_mask_nospec(unsigned long index, \ (typeof(_i)) (_i & _mask); \ }) + +/* Speculation control prctl */ +int arch_prctl_spec_ctrl_get(struct task_struct *task, unsigned long which); +int arch_prctl_spec_ctrl_set(struct task_struct *task, unsigned long which, + unsigned long ctrl); +/* Speculation control for seccomp enforced mitigation */ +void arch_seccomp_spec_mitigate(struct task_struct *task); + #endif /* _LINUX_NOSPEC_H */ |