On Wed, Nov 21, 2018 at 09:14:52PM +0100, Thomas Gleixner wrote:
> @@ -1453,6 +1453,8 @@ static inline bool is_percpu_thread(void
> #define PFA_SPREAD_SLAB 2 /* Spread some slab
> caches over cpuset */
> #define PFA_SPEC_SSB_DISABLE 3 /* Speculative Store Bypass
> disabled */
> #define PFA_SPEC_SSB_FORCE_DISABLE 4 /* Speculative Store Bypass
> force disabled*/
> +#define PFA_SPEC_INDIR_BRANCH_DISABLE 5 /* Indirect branch
> speculation restricted */
> +#define PFA_SPEC_INDIR_BRANCH_FORCE_DISABLE 6 /* Indirect branch
> speculation permanentely restricted */
>
> #define TASK_PFA_TEST(name, func) \
> static inline bool task_##func(struct task_struct *p) \
> @@ -1484,6 +1486,13 @@ TASK_PFA_CLEAR(SPEC_SSB_DISABLE, spec_ss
> TASK_PFA_TEST(SPEC_SSB_FORCE_DISABLE, spec_ssb_force_disable)
> TASK_PFA_SET(SPEC_SSB_FORCE_DISABLE, spec_ssb_force_disable)
>
> +TASK_PFA_TEST(SPEC_INDIR_BRANCH_DISABLE, spec_indir_branch_disable)
> +TASK_PFA_SET(SPEC_INDIR_BRANCH_DISABLE, spec_indir_branch_disable)
> +TASK_PFA_CLEAR(SPEC_INDIR_BRANCH_DISABLE, spec_indir_branch_disable)
> +
> +TASK_PFA_TEST(SPEC_INDIR_BRANCH_FORCE_DISABLE,
> spec_indir_branch_force_disable)
> +TASK_PFA_SET(SPEC_INDIR_BRANCH_FORCE_DISABLE,
> spec_indir_branch_force_disable)
> +
> static inline void
> current_restore_flags(unsigned long orig_flags, unsigned long flags)
> {
s/INDIR_BRANCH/IB/ would be consistent here with the SSB case.
