From: Michael Ellerman <mpe@ellerman.id.au>
To: Arnd Bergmann <arnd@arndb.de>
Cc: linuxppc-dev@lists.ozlabs.org, linuxppc-dev@ozlabs.org, thuth@redhat.com
Subject: Re: [PATCH 1/6] powerpc/kconfig: Move NR_IRQS into "Kernel Options"
Date: Mon, 12 Oct 2015 21:00:25 +1100 [thread overview]
Message-ID: <1444644025.31951.1.camel@ellerman.id.au> (raw)
In-Reply-To: <7826129.RXlL8kStvO@wuerfel>
On Thu, 2015-10-08 at 23:30 +0200, Arnd Bergmann wrote:
> On Friday 09 October 2015 08:09:12 Michael Ellerman wrote:
> > Currently the NR_IRQS option sits at the top level, which is ugly in
> > menuconfig. It's not something users will commonly need to worry about
> > so move it into "Kernel Options".
>
> Is this option actually still meaningful at all, when you select CONFIG_SPARSE_IRQ
> unconditionally?
It's still used for #define NR_IRQS, which is still used by the generic irq
code and also some drivers.
So we need some value for that, whether it needs to be user defined or if we
could just pick a value I'm not sure. x86 seem to just define it based on
NR_CPUs and some other factors.
cheers
next prev parent reply other threads:[~2015-10-12 10:00 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-08 21:09 [PATCH 1/6] powerpc/kconfig: Move NR_IRQS into "Kernel Options" Michael Ellerman
2015-10-08 21:09 ` [PATCH 2/6] powerpc/kconfig: Move sysdev Kconfig later Michael Ellerman
2015-10-09 5:54 ` Thomas Huth
2015-10-08 21:09 ` [PATCH 3/6] powerpc/kconfig: Move bitness & endian options to the top Michael Ellerman
2015-10-08 21:09 ` [PATCH 4/6] powerpc/kconfig: Move SCOM_DEBUGFS into "Kernel Hacking" Michael Ellerman
2015-10-08 21:09 ` [PATCH 5/6] powerpc/kconfig: Move cpu options after platform options Michael Ellerman
2015-10-09 5:47 ` Thomas Huth
2015-10-12 21:47 ` Scott Wood
2015-10-13 0:11 ` Michael Ellerman
2015-10-08 21:09 ` [PATCH 6/6] powerpc/kconfig: Cell CPU options should depend on PPC_CELL Michael Ellerman
2015-10-09 5:48 ` Thomas Huth
2015-10-08 21:30 ` [PATCH 1/6] powerpc/kconfig: Move NR_IRQS into "Kernel Options" Arnd Bergmann
2015-10-12 10:00 ` Michael Ellerman [this message]
2015-10-12 10:30 ` Arnd Bergmann
2015-10-12 11:07 ` Michael Ellerman
2015-10-12 11:50 ` Arnd Bergmann
2015-10-13 0:28 ` Michael Ellerman
2015-10-13 12:07 ` Arnd Bergmann
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