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authorJames Hogan <james.hogan@imgtec.com>2015-05-19 11:50:29 +0300
committerRalf Baechle <ralf@linux-mips.org>2015-06-21 22:52:27 +0300
commitd1e9a4f547354ca258b6200ab6b1f0e4909b92e8 (patch)
tree83296bd594cda572fb2159960c9b29d739b1145d /drivers/tty/sysrq.c
parent37dd3818d1f3d875125cffb6d84392df1a38f2f9 (diff)
downloadlinux-d1e9a4f547354ca258b6200ab6b1f0e4909b92e8.tar.xz
MIPS: Add SysRq operation to dump TLBs on all CPUs
Add a MIPS specific SysRq operation to dump the TLB entries on all CPUs, using the 'x' trigger key. Signed-off-by: James Hogan <james.hogan@imgtec.com> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/10072/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'drivers/tty/sysrq.c')
-rw-r--r--drivers/tty/sysrq.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/tty/sysrq.c b/drivers/tty/sysrq.c
index 843f2cdc280b..8ba52e56bb8b 100644
--- a/drivers/tty/sysrq.c
+++ b/drivers/tty/sysrq.c
@@ -463,6 +463,7 @@ static struct sysrq_key_op *sysrq_key_table[36] = {
/* v: May be registered for frame buffer console restore */
NULL, /* v */
&sysrq_showstate_blocked_op, /* w */
+ /* x: May be registered on mips for TLB dump */
/* x: May be registered on ppc/powerpc for xmon */
/* x: May be registered on sparc64 for global PMU dump */
NULL, /* x */