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-rw-r--r--include/linux/thread_info.h50
1 files changed, 50 insertions, 0 deletions
diff --git a/include/linux/thread_info.h b/include/linux/thread_info.h
index e93e249a4e9b..c8a974cead73 100644
--- a/include/linux/thread_info.h
+++ b/include/linux/thread_info.h
@@ -35,6 +35,24 @@ enum {
GOOD_STACK,
};
+#ifdef CONFIG_GENERIC_ENTRY
+enum syscall_work_bit {
+ SYSCALL_WORK_BIT_SECCOMP,
+ SYSCALL_WORK_BIT_SYSCALL_TRACEPOINT,
+ SYSCALL_WORK_BIT_SYSCALL_TRACE,
+ SYSCALL_WORK_BIT_SYSCALL_EMU,
+ SYSCALL_WORK_BIT_SYSCALL_AUDIT,
+ SYSCALL_WORK_BIT_SYSCALL_USER_DISPATCH,
+};
+
+#define SYSCALL_WORK_SECCOMP BIT(SYSCALL_WORK_BIT_SECCOMP)
+#define SYSCALL_WORK_SYSCALL_TRACEPOINT BIT(SYSCALL_WORK_BIT_SYSCALL_TRACEPOINT)
+#define SYSCALL_WORK_SYSCALL_TRACE BIT(SYSCALL_WORK_BIT_SYSCALL_TRACE)
+#define SYSCALL_WORK_SYSCALL_EMU BIT(SYSCALL_WORK_BIT_SYSCALL_EMU)
+#define SYSCALL_WORK_SYSCALL_AUDIT BIT(SYSCALL_WORK_BIT_SYSCALL_AUDIT)
+#define SYSCALL_WORK_SYSCALL_USER_DISPATCH BIT(SYSCALL_WORK_BIT_SYSCALL_USER_DISPATCH)
+#endif
+
#include <asm/thread_info.h>
#ifdef __KERNEL__
@@ -97,6 +115,38 @@ static inline int test_ti_thread_flag(struct thread_info *ti, int flag)
#define test_thread_flag(flag) \
test_ti_thread_flag(current_thread_info(), flag)
+#ifdef CONFIG_GENERIC_ENTRY
+#define set_syscall_work(fl) \
+ set_bit(SYSCALL_WORK_BIT_##fl, &current_thread_info()->syscall_work)
+#define test_syscall_work(fl) \
+ test_bit(SYSCALL_WORK_BIT_##fl, &current_thread_info()->syscall_work)
+#define clear_syscall_work(fl) \
+ clear_bit(SYSCALL_WORK_BIT_##fl, &current_thread_info()->syscall_work)
+
+#define set_task_syscall_work(t, fl) \
+ set_bit(SYSCALL_WORK_BIT_##fl, &task_thread_info(t)->syscall_work)
+#define test_task_syscall_work(t, fl) \
+ test_bit(SYSCALL_WORK_BIT_##fl, &task_thread_info(t)->syscall_work)
+#define clear_task_syscall_work(t, fl) \
+ clear_bit(SYSCALL_WORK_BIT_##fl, &task_thread_info(t)->syscall_work)
+
+#else /* CONFIG_GENERIC_ENTRY */
+
+#define set_syscall_work(fl) \
+ set_ti_thread_flag(current_thread_info(), TIF_##fl)
+#define test_syscall_work(fl) \
+ test_ti_thread_flag(current_thread_info(), TIF_##fl)
+#define clear_syscall_work(fl) \
+ clear_ti_thread_flag(current_thread_info(), TIF_##fl)
+
+#define set_task_syscall_work(t, fl) \
+ set_ti_thread_flag(task_thread_info(t), TIF_##fl)
+#define test_task_syscall_work(t, fl) \
+ test_ti_thread_flag(task_thread_info(t), TIF_##fl)
+#define clear_task_syscall_work(t, fl) \
+ clear_ti_thread_flag(task_thread_info(t), TIF_##fl)
+#endif /* !CONFIG_GENERIC_ENTRY */
+
#define tif_need_resched() test_thread_flag(TIF_NEED_RESCHED)
#ifndef CONFIG_HAVE_ARCH_WITHIN_STACK_FRAMES