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(parent: f5b9962) | patch
Blackfin: simplify SYSCFG code a bit and ignore attempts to change it
authorMike Frysinger <vapier@gentoo.org>
Sun, 14 Feb 2010 22:49:59 +0000 (22:49 +0000)
committerMike Frysinger <vapier@gentoo.org>
Tue, 9 Mar 2010 05:30:51 +0000 (00:30 -0500)
commit5f09c77d2ad69397498b6555f0d3cd697304253c
tree0e14bceda7eb4eb756febbd838c6b87ef69890f4tree | snapshot (tar.gz zip)
parentf5b99627a3065858ad5c678703ed7af5363dca39commit | diff
Blackfin: simplify SYSCFG code a bit and ignore attempts to change it

We don't want to let user space modify the SYSCFG register arbitrarily as
the settings are system wide (SNEN/CNEN) and can cause misbehavior.  The
only other bit here (SSSTEP) has proper controls via PTRACE_SINGLESTEP.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
arch/blackfin/kernel/ptrace.c diff | blob | blame | history