diff options
Diffstat (limited to 'libdde-linux26/include/ARCH-x86/asm-x86/current.h')
-rw-r--r-- | libdde-linux26/include/ARCH-x86/asm-x86/current.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/libdde-linux26/include/ARCH-x86/asm-x86/current.h b/libdde-linux26/include/ARCH-x86/asm-x86/current.h new file mode 100644 index 00000000..c84f6a1a --- /dev/null +++ b/libdde-linux26/include/ARCH-x86/asm-x86/current.h @@ -0,0 +1,43 @@ +#ifndef _ASM_X86_CURRENT_H +#define _ASM_X86_CURRENT_H + +#ifdef CONFIG_X86_32 +#include <linux/compiler.h> +#include <asm/percpu.h> + +struct task_struct; + +#ifndef DDE_LINUX +DECLARE_PER_CPU(struct task_struct *, current_task); +static __always_inline struct task_struct *get_current(void) +{ + return x86_read_percpu(current_task); +} +#else +struct task_struct *get_current(void); +#endif + +#else /* X86_32 */ + +#ifndef __ASSEMBLY__ +#include <asm/pda.h> + +struct task_struct; + +static __always_inline struct task_struct *get_current(void) +{ + return read_pda(pcurrent); +} + +#else /* __ASSEMBLY__ */ + +#include <asm/asm-offsets.h> +#define GET_CURRENT(reg) movq %gs:(pda_pcurrent),reg + +#endif /* __ASSEMBLY__ */ + +#endif /* X86_32 */ + +#define current get_current() + +#endif /* _ASM_X86_CURRENT_H */ |