Documentation/sysrq.txt: Mention MIPS TLB dump (x)

Commit d1e9a4f54735 ("MIPS: Add SysRq operation to dump TLBs on all
CPUs") added the 'x' sysrq key for dumping MIPS TLB entries, but didn't
document it in Documentation/sysrq.txt.

Add mention of the MIPS use of the 'x' SysRq key.

Reported-by: Maciej W. Rozycki <[email protected]>
Signed-off-by: James Hogan <[email protected]>
Acked-by: Jonathan Corbet <[email protected]>
Cc: Maciej W. Rozycki <[email protected]>
Cc: [email protected]
Cc: [email protected]
Patchwork: https://patchwork.linux-mips.org/patch/10720/
Signed-off-by: Ralf Baechle <[email protected]>

diff --git a/Documentation/sysrq.txt b/Documentation/sysrq.txt
index 0e307c94809a02586d59c13ca8c56985b632cfaf..267f39386f99f77de3993f980652c6b28a7c76d3 100644 (file)
--- a/Documentation/sysrq.txt
+++ b/Documentation/sysrq.txt
@@ -119,6 +119,7 @@ On all -  write a character to /proc/sysrq-trigger.  e.g.:
 
 'x'    - Used by xmon interface on ppc/powerpc platforms.
           Show global PMU Registers on sparc64.
+          Dump all TLB entries on MIPS.
 
 'y'    - Show global CPU Registers [SPARC-64 specific]