diff options
Diffstat (limited to 'include/asm-um/processor-generic.h')
| -rw-r--r-- | include/asm-um/processor-generic.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/asm-um/processor-generic.h b/include/asm-um/processor-generic.h index 4d9404989b5..b953b1ad3b0 100644 --- a/include/asm-um/processor-generic.h +++ b/include/asm-um/processor-generic.h @@ -17,6 +17,10 @@ struct task_struct; struct mm_struct; struct thread_struct { + /* This flag is set to 1 before calling do_fork (and analyzed in + * copy_thread) to mark that we are begin called from userspace (fork / + * vfork / clone), and reset to 0 after. It is left to 0 when called + * from kernelspace (i.e. kernel_thread() or fork_idle(), as of 2.6.11). */ int forking; int nsyscalls; struct pt_regs regs; |