On 2012-05-02 16:27, Christian Borntraeger wrote:
On 02/05/12 14:54, Alexander Graf wrote:
On 05/02/2012 01:38 PM, Paolo Bonzini wrote:
On 05/02/2012 01:26 PM, Paolo Bonzini wrote:
and everyone should be happy :). I would really like to have as
little #ifdef TARGET_S390 code in QEMU. And #ifde
>>> Well, if guessing is a function
>>>
>>> guess_size(disk_size, block_size)
>>>
>>> then we would be able to do the same on an image file. Christian, would
>>> that work?
>>
>> I think that the geometry values can not always be guessed correctly based on
>> block_size and disk_size.
>>
>> Stefa
On 02.05.2012, at 17:57, Stefan Weinhuber wrote:
> On 2012-05-02 16:27, Christian Borntraeger wrote:
>> On 02/05/12 14:54, Alexander Graf wrote:
>>> On 05/02/2012 01:38 PM, Paolo Bonzini wrote:
> On 05/02/2012 01:26 PM, Paolo Bonzini wrote:
>>> and everyone should be happy :). I would r
On 02.05.2012, at 16:27, Christian Borntraeger wrote:
> On 02/05/12 14:54, Alexander Graf wrote:
>> On 05/02/2012 01:38 PM, Paolo Bonzini wrote:
On 05/02/2012 01:26 PM, Paolo Bonzini wrote:
>> and everyone should be happy :). I would really like to have as
>> little #ifdef TARGET_S
On 02/05/12 14:54, Alexander Graf wrote:
> On 05/02/2012 01:38 PM, Paolo Bonzini wrote:
>>> On 05/02/2012 01:26 PM, Paolo Bonzini wrote:
> and everyone should be happy :). I would really like to have as
> little #ifdef TARGET_S390 code in QEMU. And #ifdef __s390__ is
> even worse,
>
On 05/02/2012 01:38 PM, Paolo Bonzini wrote:
On 05/02/2012 01:26 PM, Paolo Bonzini wrote:
and everyone should be happy :). I would really like to have as
little #ifdef TARGET_S390 code in QEMU. And #ifdef __s390__ is
even worse,
as it means we won't be able to execise that code path on other
arc
> As hinted in my other mail, I think the way to go would be to give a hint to
> the geometry code that we're running on a DASD disk..
Just as an idea if we are going that path,
we might use the BIODASDINFO2 or DASDAPIVER ioctls in qemu to detect if that is
a dasd.
Christian
> On 05/02/2012 01:26 PM, Paolo Bonzini wrote:
> >> and everyone should be happy :). I would really like to have as
> >> little #ifdef TARGET_S390 code in QEMU. And #ifdef __s390__ is
> >> even worse,
> >> as it means we won't be able to execise that code path on other
> >> architectures.
> > True,
On 05/02/2012 01:26 PM, Paolo Bonzini wrote:
and everyone should be happy :). I would really like to have as
little #ifdef TARGET_S390 code in QEMU. And #ifdef __s390__ is even worse,
as it means we won't be able to execise that code path on other
architectures.
True, but how do you exercise tha
> and everyone should be happy :). I would really like to have as
> little #ifdef TARGET_S390 code in QEMU. And #ifdef __s390__ is even worse,
> as it means we won't be able to execise that code path on other
> architectures.
True, but how do you exercise that code path with DASD geometry
on !__s3
On 05/02/2012 12:27 PM, Christian Borntraeger wrote:
On 27/04/12 18:12, Paolo Bonzini wrote:
Il 26/04/2012 15:49, Christian Borntraeger ha scritto:
+#ifdef __linux__
+} else if (bdrv_ioctl(bs, HDIO_GETGEO,&geo) == 0) {
+*pcyls = geo.cylinders;
+*pheads = geo.heads;
+
On 27/04/12 18:12, Paolo Bonzini wrote:
> Il 26/04/2012 15:49, Christian Borntraeger ha scritto:
>> +#ifdef __linux__
>> +} else if (bdrv_ioctl(bs, HDIO_GETGEO, &geo) == 0) {
>> +*pcyls = geo.cylinders;
>> +*pheads = geo.heads;
>> +*psecs = geo.sectors;
>> +bdrv_
Il 26/04/2012 15:49, Christian Borntraeger ha scritto:
> +#ifdef __linux__
> +} else if (bdrv_ioctl(bs, HDIO_GETGEO, &geo) == 0) {
> +*pcyls = geo.cylinders;
> +*pheads = geo.heads;
> +*psecs = geo.sectors;
> +bdrv_set_geometry_hint(bs, *pcyls, *pheads, *psecs);
On 26.04.2012, at 15:49, Christian Borntraeger wrote:
> From: Einar Lueck
>
> This patch uses ioctl HDIO_GETGEO to guess geometry of a disk in
> case nothing is specified explicitly.
>
> Signed-off-by: Einar Lueck
> Signed-off-by: Christian Borntraeger
> ---
> block.c | 12
> 1
From: Einar Lueck
This patch uses ioctl HDIO_GETGEO to guess geometry of a disk in
case nothing is specified explicitly.
Signed-off-by: Einar Lueck
Signed-off-by: Christian Borntraeger
---
block.c | 12
1 files changed, 12 insertions(+), 0 deletions(-)
diff --git a/block.c b/b
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