1234567891011121314151617181920212223242526272829 |
- /* SPDX-License-Identifier: GPL-2.0 */
- #ifndef __ASM_CURRENT_H
- #define __ASM_CURRENT_H
- #include <linux/compiler.h>
- #ifndef __ASSEMBLY__
- struct task_struct;
- /*
- * We don't use read_sysreg() as we want the compiler to cache the value where
- * possible.
- */
- static __always_inline struct task_struct *get_current(void)
- {
- unsigned long sp_el0;
- asm ("mrs %0, sp_el0" : "=r" (sp_el0));
- return (struct task_struct *)sp_el0;
- }
- #define current get_current()
- #endif /* __ASSEMBLY__ */
- #endif /* __ASM_CURRENT_H */
|