printk: add console_suspend module parameter
authorYanmin Zhang <yanmin_zhang@linux.intel.com>
Tue, 1 Nov 2011 00:11:27 +0000 (17:11 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Tue, 1 Nov 2011 00:30:53 +0000 (17:30 -0700)
commit134620f7a865b3bc9e3d56d460603592b70ede21
tree82d455ffba5417b731d0283c6593e101dfb625ac
parent0eca6b7c78fd997e02bd9850e608102382b7822e
printk: add console_suspend module parameter

We are enabling some power features on medfield.  To test suspend-2-RAM
conveniently, we need turn on/off console_suspend_enabled frequently.

Add a module parameter, so users could change it by:
/sys/module/printk/parameters/console_suspend

Signed-off-by: Yanmin Zhang <yanmin_zhang@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Documentation/kernel-parameters.txt
kernel/printk.c