Re: [RFC 5/5] HACK: serial: move pl011 initcall to device_initcall

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Tue, Sep 08, 2015 at 01:56:08PM +0100, Mark Rutland wrote:
> On Tue, Sep 08, 2015 at 01:43:37PM +0100, Leif Lindholm wrote:
> > ---
> >  drivers/tty/serial/amba-pl011.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c
> > index 452dbba..31cf985 100644
> > --- a/drivers/tty/serial/amba-pl011.c
> > +++ b/drivers/tty/serial/amba-pl011.c
> > @@ -2806,7 +2806,7 @@ static void __exit pl011_exit(void)
> >   * While this can be a module, if builtin it's most likely the console
> >   * So let's leave module_exit but move module_init to an earlier place
> >   */
> > -arch_initcall(pl011_init);
> > +device_initcall(pl011_init);
> >  module_exit(pl011_exit);
> 
> What's the ordering constraint that you're trying to solve with this?

Basically that _CRS is not available until the ACPI subsystem is up -
so when uart_add_one_port() calls acpi_console_check(), that function
looks for a match against variables that have not been set yet.

> The cover didn't mention anything, and there's no commit message.

That's because I really don't want it committed :)
 
> Mark.
> 
> >  
> >  MODULE_AUTHOR("ARM Ltd/Deep Blue Solutions Ltd");
> > -- 
> > 2.1.4
> > 
--
To unsubscribe from this list: send the line "unsubscribe linux-serial" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Kernel Newbies]     [Security]     [Netfilter]     [Bugtraq]     [Linux PPP]     [Linux FS]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Samba]     [Video 4 Linux]     [Linmodem]     [Device Mapper]     [Linux Kernel for ARM]

  Powered by Linux