From ea2143f756b64a39666dca46dab7cc719dd33652 Mon Sep 17 00:00:00 2001 From: David Keitel Date: Tue, 26 Mar 2013 18:50:03 -0700 Subject: sysctl: add cold_boot sysctl entry Add a cold_boot parameter which supplements the boot_reason sysctl entry with information about whether the system was booted from cold or warm state. /proc/sys/kernel/cold_boot entry is updated with 1 or 0 when system was booted from cold or warm boot state respecitively. CRs-Fixed: 461256 Change-Id: I2bc5d80c8f26eb9e9dbb4b34960d991a51a224e4 Signed-off-by: David Keitel [abhimany: fixup minor merge conflict and drop changes to kernel/sysctl.c and Documentation since it was brought in via snapshot commit] Signed-off-by: Abhimanyu Kapur --- include/uapi/linux/sysctl.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include/uapi/linux') diff --git a/include/uapi/linux/sysctl.h b/include/uapi/linux/sysctl.h index 0956373b56db..33c6cde783ce 100644 --- a/include/uapi/linux/sysctl.h +++ b/include/uapi/linux/sysctl.h @@ -154,6 +154,7 @@ enum KERN_NMI_WATCHDOG=75, /* int: enable/disable nmi watchdog */ KERN_PANIC_ON_NMI=76, /* int: whether we will panic on an unrecovered */ KERN_PANIC_ON_WARN=77, /* int: call panic() in WARN() functions */ + KERN_COLD_BOOT = 78, /* int: identify if system cold booted */ }; -- cgit v1.2.3