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Merge "init: clarify some text/README about 'critical' services"

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am: ce27a5bc0f

Change-Id: Ic6e336d622c20a711ce54720e7bcc2858226ed06
This commit is contained in:
Tom Cherry 2018-10-16 09:52:03 -07:00 • committed by android-build-merger
commit f2e4c4d2a7
4 changed files with 4 additions and 4 deletions
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2
init/README.md
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@ -189,7 +189,7 @@ runs the service.
`critical`
> This is a device-critical service. If it exits more than four times in
four minutes, the device will reboot into recovery mode.
four minutes, the device will reboot into bootloader.
`disabled`
> This service will not automatically start with its class.

2
init/service.cpp
View file

@ -369,7 +369,7 @@ void Service::Reap(const siginfo_t& siginfo) {
return;
}
// If we crash > 4 times in 4 minutes, reboot into recovery.
// If we crash > 4 times in 4 minutes, reboot into bootloader.
boot_clock::time_point now = boot_clock::now();
if ((flags_ & SVC_CRITICAL) && !(flags_ & SVC_RESTART)) {
if (now < time_crashed_ + 4min) {

2
init/service.h
View file

@ -43,7 +43,7 @@
#define SVC_RUNNING 0x004 // currently active
#define SVC_RESTARTING 0x008 // waiting to restart
#define SVC_CONSOLE 0x010 // requires console
#define SVC_CRITICAL 0x020 // will reboot into recovery if keeps crashing
#define SVC_CRITICAL 0x020 // will reboot into bootloader if keeps crashing
#define SVC_RESET 0x040 // Use when stopping a process,
// but not disabling so it can be restarted with its class.
#define SVC_RC_DISABLED 0x080 // Remember if the disabled flag was set in the rc script.

2
init/ueventd.cpp
View file

@ -175,7 +175,7 @@ void ColdBoot::WaitForSubProcesses() {
//
// When a subprocess crashes, we fatally abort from ueventd. init will restart ueventd when
// init reaps it, and the cold boot process will start again. If this continues to fail, then
// since ueventd is marked as a critical service, init will reboot to recovery.
// since ueventd is marked as a critical service, init will reboot to bootloader.
//
// When a subprocess gets stuck, keep ueventd spinning waiting for it. init has a timeout for
// cold boot and will reboot to the bootloader if ueventd does not complete in time.