m68knommu: define arch_has_single_step() and friends
authorGreg Ungerer <gerg@uclinux.org>
Tue, 7 Jul 2009 05:54:54 +0000 (15:54 +1000)
committerGreg Ungerer <gerg@goober.(none)>
Fri, 4 Dec 2009 01:45:30 +0000 (11:45 +1000)
Towards adding CONFIG_UTRACE support for non-mmu m68k add
arch_has_single_step, and its support functions user_enable_single_step()
and user_disable_single_step().

Signed-off-by: Greg Ungerer <gerg@uclinux.org>

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