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* [Qemu-devel] [PATCH] s390x/sclp: fixup highest CPU address
@ 2017-12-19  8:28 Christian Borntraeger
  2017-12-19 10:30 ` David Hildenbrand
  2017-12-19 16:01 ` Cornelia Huck
  0 siblings, 2 replies; 3+ messages in thread
From: Christian Borntraeger @ 2017-12-19  8:28 UTC (permalink / raw)
  To: Cornelia Huck
  Cc: qemu-devel, qemu-s390x, Halil Pasic, Alexander Graf, Thomas Huth,
	David Hildenbrand, Richard Henderson, Jason J . Herne,
	Christian Borntraeger

the highest cpu address is not the same as max_cpus. max_cpus
counts from 1 while the cpu address starts at 0.

Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: Jason J. Herne <jjherne@linux.vnet.ibm.com>
---
 hw/s390x/sclp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/s390x/sclp.c b/hw/s390x/sclp.c
index 9be0cb80ad..21351ffffc 100644
--- a/hw/s390x/sclp.c
+++ b/hw/s390x/sclp.c
@@ -67,7 +67,7 @@ static void read_SCP_info(SCLPDevice *sclp, SCCB *sccb)
     prepare_cpu_entries(sclp, read_info->entries, &cpu_count);
     read_info->entries_cpu = cpu_to_be16(cpu_count);
     read_info->offset_cpu = cpu_to_be16(offsetof(ReadInfo, entries));
-    read_info->highest_cpu = cpu_to_be16(max_cpus);
+    read_info->highest_cpu = cpu_to_be16(max_cpus - 1);
 
     read_info->ibc_val = cpu_to_be32(s390_get_ibc_val());
 
-- 
2.13.4

^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [Qemu-devel] [PATCH] s390x/sclp: fixup highest CPU address
  2017-12-19  8:28 [Qemu-devel] [PATCH] s390x/sclp: fixup highest CPU address Christian Borntraeger
@ 2017-12-19 10:30 ` David Hildenbrand
  2017-12-19 16:01 ` Cornelia Huck
  1 sibling, 0 replies; 3+ messages in thread
From: David Hildenbrand @ 2017-12-19 10:30 UTC (permalink / raw)
  To: Christian Borntraeger, Cornelia Huck
  Cc: qemu-devel, qemu-s390x, Halil Pasic, Alexander Graf, Thomas Huth,
	Richard Henderson, Jason J . Herne

On 19.12.2017 09:28, Christian Borntraeger wrote:
> the highest cpu address is not the same as max_cpus. max_cpus
> counts from 1 while the cpu address starts at 0.
> 
> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
> Reviewed-by: Jason J. Herne <jjherne@linux.vnet.ibm.com>
> ---
>  hw/s390x/sclp.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/hw/s390x/sclp.c b/hw/s390x/sclp.c
> index 9be0cb80ad..21351ffffc 100644
> --- a/hw/s390x/sclp.c
> +++ b/hw/s390x/sclp.c
> @@ -67,7 +67,7 @@ static void read_SCP_info(SCLPDevice *sclp, SCCB *sccb)
>      prepare_cpu_entries(sclp, read_info->entries, &cpu_count);
>      read_info->entries_cpu = cpu_to_be16(cpu_count);
>      read_info->offset_cpu = cpu_to_be16(offsetof(ReadInfo, entries));
> -    read_info->highest_cpu = cpu_to_be16(max_cpus);
> +    read_info->highest_cpu = cpu_to_be16(max_cpus - 1);
>  
>      read_info->ibc_val = cpu_to_be32(s390_get_ibc_val());
>  
> 

Reviewed-by: David Hildenbrand <david@redhat.com>

-- 

Thanks,

David / dhildenb

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [Qemu-devel] [PATCH] s390x/sclp: fixup highest CPU address
  2017-12-19  8:28 [Qemu-devel] [PATCH] s390x/sclp: fixup highest CPU address Christian Borntraeger
  2017-12-19 10:30 ` David Hildenbrand
@ 2017-12-19 16:01 ` Cornelia Huck
  1 sibling, 0 replies; 3+ messages in thread
From: Cornelia Huck @ 2017-12-19 16:01 UTC (permalink / raw)
  To: Christian Borntraeger
  Cc: qemu-devel, qemu-s390x, Halil Pasic, Alexander Graf, Thomas Huth,
	David Hildenbrand, Richard Henderson, Jason J . Herne

On Tue, 19 Dec 2017 09:28:07 +0100
Christian Borntraeger <borntraeger@de.ibm.com> wrote:

> the highest cpu address is not the same as max_cpus. max_cpus

s/the/The/

> counts from 1 while the cpu address starts at 0.
> 
> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
> Reviewed-by: Jason J. Herne <jjherne@linux.vnet.ibm.com>
> ---
>  hw/s390x/sclp.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/hw/s390x/sclp.c b/hw/s390x/sclp.c
> index 9be0cb80ad..21351ffffc 100644
> --- a/hw/s390x/sclp.c
> +++ b/hw/s390x/sclp.c
> @@ -67,7 +67,7 @@ static void read_SCP_info(SCLPDevice *sclp, SCCB *sccb)
>      prepare_cpu_entries(sclp, read_info->entries, &cpu_count);
>      read_info->entries_cpu = cpu_to_be16(cpu_count);
>      read_info->offset_cpu = cpu_to_be16(offsetof(ReadInfo, entries));
> -    read_info->highest_cpu = cpu_to_be16(max_cpus);
> +    read_info->highest_cpu = cpu_to_be16(max_cpus - 1);
>  
>      read_info->ibc_val = cpu_to_be32(s390_get_ibc_val());
>  

Thanks, applied.

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2017-12-19 16:01 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2017-12-19  8:28 [Qemu-devel] [PATCH] s390x/sclp: fixup highest CPU address Christian Borntraeger
2017-12-19 10:30 ` David Hildenbrand
2017-12-19 16:01 ` Cornelia Huck

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