* [PATCH -rc1] s390: increase the NR_CPUS limit
@ 2013-11-29 15:33 Xose Vazquez Perez
2013-12-02 8:22 ` Heiko Carstens
0 siblings, 1 reply; 2+ messages in thread
From: Xose Vazquez Perez @ 2013-11-29 15:33 UTC (permalink / raw)
Cc: Xose Vazquez Perez, Martin Schwidefsky, Heiko Carstens, linux390,
linux-s390, linux-kernel
In current models, maximum number of active cores is 101.
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: <linux390@de.ibm.com>
Cc: <linux-s390@vger.kernel.org>
Cc: <linux-kernel@vger.kernel.org>
Signed-off-by: Xose Vazquez Perez <xose.vazquez@gmail.com>
---
arch/s390/Kconfig | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index 314fced..87afb9a 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -347,14 +347,14 @@ config SMP
Even if you don't know what to do here, say Y.
config NR_CPUS
- int "Maximum number of CPUs (2-64)"
- range 2 64
+ int "Maximum number of CPUs (2-101)"
+ range 2 101
depends on SMP
default "32" if !64BIT
default "64" if 64BIT
help
This allows you to specify the maximum number of CPUs which this
- kernel will support. The maximum supported value is 64 and the
+ kernel will support. The maximum supported value is 101 and the
minimum value which makes sense is 2.
This is purely to save memory - each supported CPU adds
--
1.8.3.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH -rc1] s390: increase the NR_CPUS limit
2013-11-29 15:33 [PATCH -rc1] s390: increase the NR_CPUS limit Xose Vazquez Perez
@ 2013-12-02 8:22 ` Heiko Carstens
0 siblings, 0 replies; 2+ messages in thread
From: Heiko Carstens @ 2013-12-02 8:22 UTC (permalink / raw)
To: Xose Vazquez Perez; +Cc: Martin Schwidefsky, linux390, linux-s390, linux-kernel
On Fri, Nov 29, 2013 at 04:33:02PM +0100, Xose Vazquez Perez wrote:
> In current models, maximum number of active cores is 101.
>
> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
> Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
> Cc: <linux390@de.ibm.com>
> Cc: <linux-s390@vger.kernel.org>
> Cc: <linux-kernel@vger.kernel.org>
> Signed-off-by: Xose Vazquez Perez <xose.vazquez@gmail.com>
> ---
> arch/s390/Kconfig | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
> index 314fced..87afb9a 100644
> --- a/arch/s390/Kconfig
> +++ b/arch/s390/Kconfig
> @@ -347,14 +347,14 @@ config SMP
> Even if you don't know what to do here, say Y.
>
> config NR_CPUS
> - int "Maximum number of CPUs (2-64)"
> - range 2 64
> + int "Maximum number of CPUs (2-101)"
> + range 2 101
> depends on SMP
> default "32" if !64BIT
> default "64" if 64BIT
> help
> This allows you to specify the maximum number of CPUs which this
> - kernel will support. The maximum supported value is 64 and the
> + kernel will support. The maximum supported value is 101 and the
> minimum value which makes sense is 2.
Hi Xose,
I modified your patch and applied a version which changes the maximum
value to 256 instead.
Thanks!
^ permalink raw reply [flat|nested] 2+ messages in thread
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2013-12-02 8:22 ` Heiko Carstens
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