Re: [PATCH] drm: increase drm mmap_range size to 1TB

[Thomas Zimmermann <tzimmermann-l3A5Bk7waGM@public.gmane.org>]

[-- Attachment #1.1.1: Type: text/plain, Size: 1947 bytes --]

Hi

Am 18.04.19 um 00:16 schrieb Kuehling, Felix:
> Adding dri-devel
> 
> On 2019-04-17 6:15 p.m., Yang, Philip wrote:
>> After patch "drm: Use the same mmap-range offset and size for GEM and
>> TTM", application failed to create bo of system memory because drm
>> mmap_range size decrease to 64GB from original 1TB. This is not big
>> enough for applications. Increase the drm mmap_range size to 1TB.

That change in size was accidental. Thanks for restoring the original
value. The fix will affect GEM as well. If that is not a problem then

Reviewed-by: Thomas Zimmermann <tzimmermann-l3A5Bk7waGM@public.gmane.org>

Best regards
Thomas

>> Change-Id: Id482af261f56f3289e8873f5985078da599a0998
>> Signed-off-by: Philip Yang <Philip.Yang-5C7GfCeVMHo@public.gmane.org>
>> ---
>>   include/drm/drm_vma_manager.h | 2 +-
>>   1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/include/drm/drm_vma_manager.h b/include/drm/drm_vma_manager.h
>> index f4f8ff1cdeec..76ac5e97a559 100644
>> --- a/include/drm/drm_vma_manager.h
>> +++ b/include/drm/drm_vma_manager.h
>> @@ -35,7 +35,7 @@
>>    */
>>   #if BITS_PER_LONG == 64
>>   #define DRM_FILE_PAGE_OFFSET_START ((0xFFFFFFFFUL >> PAGE_SHIFT) + 1)
>> -#define DRM_FILE_PAGE_OFFSET_SIZE ((0xFFFFFFFFUL >> PAGE_SHIFT) * 16)
>> +#define DRM_FILE_PAGE_OFFSET_SIZE ((0xFFFFFFFFUL >> PAGE_SHIFT) * 256)
>>   #else
>>   #define DRM_FILE_PAGE_OFFSET_START ((0xFFFFFFFUL >> PAGE_SHIFT) + 1)
>>   #define DRM_FILE_PAGE_OFFSET_SIZE ((0xFFFFFFFUL >> PAGE_SHIFT) * 16)
> _______________________________________________
> dri-devel mailing list
> dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel
> 

-- 
Thomas Zimmermann
Graphics Driver Developer
SUSE Linux GmbH, Maxfeldstrasse 5, 90409 Nuernberg, Germany
GF: Felix Imendörffer, Mary Higgins, Sri Rasiah
HRB 21284 (AG Nürnberg)


[-- Attachment #1.2: OpenPGP digital signature --]
[-- Type: application/pgp-signature, Size: 488 bytes --]

[-- Attachment #2: Type: text/plain, Size: 153 bytes --]

_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx