kmsg: add additional buffers support to memory class 79/60879/3
authorMarcin Niesluchowski <m.niesluchow@samsung.com>
Mon, 20 Jul 2015 12:52:06 +0000 (14:52 +0200)
committerJoonyoung Shim <jy0922.shim@samsung.com>
Fri, 11 Mar 2016 00:49:48 +0000 (16:49 -0800)
commit0fdc8981f9d5c789add92f0837c297ff7f8ae9a3
treeb3fd0478acd9562ddc14a174fde55d2e1db1cdf7
parentfec77d9a5d4be649d8859d3f45d8a17a96edc825
kmsg: add additional buffers support to memory class

Memory class does not support additional kmsg buffers.

Add additional kmsg buffers support to:
* devnode() callback of "mem" class
* file operations of major "mem" character device

Signed-off-by: Marcin Niesluchowski <m.niesluchow@samsung.com>
Change-Id: Ideadca14d2f2e8abd653ab8677e04132b7d9757e
drivers/char/mem.c
include/linux/printk.h
kernel/printk_kmsg.c