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| author | Thomas Zimmermann <tzimmermann@suse.de> | 2026-04-27 11:26:49 +0300 |
|---|---|---|
| committer | Thomas Zimmermann <tzimmermann@suse.de> | 2026-04-27 11:26:49 +0300 |
| commit | 0fc8f6200d2313278fbf4539bbab74677c685531 (patch) | |
| tree | 35f839d8e2244e0575cbdf60e8505048b5424885 /include/linux/rseq_entry.h | |
| parent | d13e855ee923c2ae78307bf6c354305f1406b9e2 (diff) | |
| parent | 254f49634ee16a731174d2ae34bc50bd5f45e731 (diff) | |
| download | linux-0fc8f6200d2313278fbf4539bbab74677c685531.tar.xz | |
Merge drm/drm-fixes into drm-misc-fixes
Getting fixes and updates from v7.1-rc1.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Diffstat (limited to 'include/linux/rseq_entry.h')
| -rw-r--r-- | include/linux/rseq_entry.h | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/include/linux/rseq_entry.h b/include/linux/rseq_entry.h index c6831c93cd6e..f11ebd34f8b9 100644 --- a/include/linux/rseq_entry.h +++ b/include/linux/rseq_entry.h @@ -40,6 +40,7 @@ DECLARE_PER_CPU(struct rseq_stats, rseq_stats); #endif /* !CONFIG_RSEQ_STATS */ #ifdef CONFIG_RSEQ +#include <linux/hrtimer_rearm.h> #include <linux/jump_label.h> #include <linux/rseq.h> #include <linux/sched/signal.h> @@ -110,7 +111,7 @@ static __always_inline void rseq_slice_clear_grant(struct task_struct *t) t->rseq.slice.state.granted = false; } -static __always_inline bool rseq_grant_slice_extension(bool work_pending) +static __always_inline bool __rseq_grant_slice_extension(bool work_pending) { struct task_struct *curr = current; struct rseq_slice_ctrl usr_ctrl; @@ -215,11 +216,20 @@ efault: return false; } +static __always_inline bool rseq_grant_slice_extension(unsigned long ti_work, unsigned long mask) +{ + if (unlikely(__rseq_grant_slice_extension(ti_work & mask))) { + hrtimer_rearm_deferred_tif(ti_work); + return true; + } + return false; +} + #else /* CONFIG_RSEQ_SLICE_EXTENSION */ static __always_inline bool rseq_slice_extension_enabled(void) { return false; } static __always_inline bool rseq_arm_slice_extension_timer(void) { return false; } static __always_inline void rseq_slice_clear_grant(struct task_struct *t) { } -static __always_inline bool rseq_grant_slice_extension(bool work_pending) { return false; } +static __always_inline bool rseq_grant_slice_extension(unsigned long ti_work, unsigned long mask) { return false; } #endif /* !CONFIG_RSEQ_SLICE_EXTENSION */ bool rseq_debug_update_user_cs(struct task_struct *t, struct pt_regs *regs, unsigned long csaddr); @@ -778,7 +788,7 @@ static inline void rseq_syscall_exit_to_user_mode(void) { } static inline void rseq_irqentry_exit_to_user_mode(void) { } static inline void rseq_exit_to_user_mode_legacy(void) { } static inline void rseq_debug_syscall_return(struct pt_regs *regs) { } -static inline bool rseq_grant_slice_extension(bool work_pending) { return false; } +static inline bool rseq_grant_slice_extension(unsigned long ti_work, unsigned long mask) { return false; } #endif /* !CONFIG_RSEQ */ #endif /* _LINUX_RSEQ_ENTRY_H */ |