Attachment 21036 Details for Bug 18967 – Code from drm_bufs.c showing DRM_SHM branch.

Code from drm_bufs.c showing DRM_SHM branch.

fragment.c (text/plain), 1018 bytes, created by peter garrone on 2008-12-10 21:00:31 UTC

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Creator: peter garrone

Created: 2008-12-10 21:00:31 UTC

Size: 1018 bytes

patch

obsolete

>	case _DRM_SHM:
>		list = drm_find_matching_map(dev, map);
>		if (list != NULL) {
>			if(list->map->size != map->size) {
>				DRM_DEBUG("Matching maps of type %d with "
>					  "mismatched sizes, (%ld vs %ld)\n",
>					  map->type, map->size, list->map->size);
>				list->map->size = map->size;
>			}
>
>			drm_free(map, sizeof(*map), DRM_MEM_MAPS);
>			*maplist = list;
>			return 0;
>		}
>		map->handle = vmalloc_user(map->size);
>		DRM_DEBUG("%lu %d %p\n",
>			  map->size, drm_order(map->size), map->handle);
>		if (!map->handle) {
>			drm_free(map, sizeof(*map), DRM_MEM_MAPS);
>			return -ENOMEM;
>		}
>		map->offset = (unsigned long)map->handle;
>		if (map->flags & _DRM_CONTAINS_LOCK) {
>			/* Prevent a 2nd X Server from creating a 2nd lock */
>			if (dev->primary->master->lock.hw_lock != NULL) {
>				vfree(map->handle);
>				drm_free(map, sizeof(*map), DRM_MEM_MAPS);
>				return -EBUSY;
>			}
>			dev->sigdata.lock = dev->primary->master->lock.hw_lock = map->handle;	/* Pointer to lock */
>		}
>		break;

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Attachments on bug 18967: 20969 | 20970 | 20973 | 21036 | 21101 | 21105 | 21216

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