kmemleak: Add documentation on the memory leak detector

This patch adds the Documentation/kmemleak.txt file with some
information about how kmemleak works.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 4a3c2209a124..04a44cc5048a 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1077,6 +1077,10 @@ and is between 256 and 4096 characters. It is defined in the file
                         Configure the RouterBoard 532 series on-chip
                         Ethernet adapter MAC address.
 
+        kmemleak=       [KNL] Boot-time kmemleak enable/disable
+                        Valid arguments: on, off
+                        Default: on
+
         kstack=N        [X86] Print N words from the kernel stack
                         in oops dumps.