Messages in this thread | | | From | Alexander Stein <> | Subject | Re: [RFC] [PATCH 8/10] Generic Watchdog Timer Driver | Date | Thu, 24 Feb 2011 09:05:24 +0100 |
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On Wednesday 23 February 2011, 21:44:36 Wim Van Sebroeck wrote: > commit 5752d34c58c9b654c2fa753b94acc67602836420 > Author: Wim Van Sebroeck <wim@iguana.be> > Date: Sun Jul 18 10:51:52 2010 +0000 > > watchdog: WatchDog Timer Driver Core - Part 8 > > Add support for the nowayout feature to the > WatchDog Timer Driver Core framework. > This feature prevents the watchdog timer from being > stopped. > > Signed-off-by: Alan Cox <alan@lxorguk.ukuu.org.uk> > Signed-off-by: Wim Van Sebroeck <wim@iguana.be> > > [...] > diff --git a/Documentation/watchdog/watchdog-kernel-api.txt > b/Documentation/watchdog/watchdog-kernel-api.txt index 036c30f..91c4299 > 100644 > --- a/Documentation/watchdog/watchdog-kernel-api.txt > +++ b/Documentation/watchdog/watchdog-kernel-api.txt > @@ -57,8 +57,8 @@ It contains following fields: > WDIOF_* status bits). > * status: this field contains a number of status bits that give extra > information about the status of the device (Like: is the watchdog timer > - running/active, is the device opened via the /dev/watchdog interface or > not, - ...) > + running/active, is the nowayout bit set, is the device opened via > + the /dev/watchdog interface or not, ...) > > The list of watchdog operations is defined as: > > @@ -123,6 +123,8 @@ bit-operations. The status bit's that are defined are: > is active or not. When the watchdog is active after booting, then you > should set this status bit (Note: when you register the watchdog timer > device with this bit set, then opening /dev/watchdog will skip the start > operation) +* WDOG_NO_WAY_OUT: this bit stores the nowayout setting for > the watchdog. + If this bit is set then the watchdog timer will not be > able to stop. * WDOG_DEV_OPEN: this status bit shows whether or not the > watchdog device was opened via /dev/watchdog. > (This bit should only be used by the WatchDog Timer Driver Core). > @@ -135,6 +137,6 @@ bit-operations. The status bit's that are defined are: > has been sent (so that we can support the magic close feature). > (This bit should only be used by the WatchDog Timer Driver Core). > > -Note: The WatchDog Timer Driver Core supports the magic close feauture. To > use -the magic close feauture you must set the WDIOF_MAGICCLOSE bit in the > options -field of the watchdog's info structure. > +Note: The WatchDog Timer Driver Core supports the nowayout feature and the > +magic close feauture. To use the magic close feauture you must set the ^ ^ small typos here
Alexander
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