ARCH_HAS_SINGLE_STEP(9) Kernel Internals ARCH_HAS_SINGLE_STEP(9)
NAME
arch_has_single_step - does this CPU support user-mode single-step?
SYNOPSIS
arch_has_single_step(void);
ARGUMENTS
None
DESCRIPTION
If this is defined, then there must be function declarations or inlines for user_enable_single_step and user_disable_single_step.
arch_has_single_step should evaluate to nonzero iff the machine supports instruction single-step for user mode. It can be a constant or it
can test a CPU feature bit.
Kernel Hackers Manual 2.6. July 2010 ARCH_HAS_SINGLE_STEP(9)
