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    Subject[PATCH for v4.9 LTS 74/87] drm/virtio: fix framebuffer sparse warning
    Date
    From: Gerd Hoffmann <kraxel@redhat.com>

    [ Upstream commit 71d3f6ef7f5af38dea2975ec5715c88bae92e92d ]

    virtio uses normal ram as backing storage for the framebuffer, so we
    should assign the address to new screen_buffer (added by commit
    17a7b0b4d9749f80d365d7baff5dec2f54b0e992) instead of screen_base.

    Reported-by: Michael S. Tsirkin <mst@redhat.com>
    Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
    Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
    ---
    drivers/gpu/drm/virtio/virtgpu_fb.c | 2 +-
    1 file changed, 1 insertion(+), 1 deletion(-)

    diff --git a/drivers/gpu/drm/virtio/virtgpu_fb.c b/drivers/gpu/drm/virtio/virtgpu_fb.c
    index 2242a80866a9..dc2976c2bed3 100644
    --- a/drivers/gpu/drm/virtio/virtgpu_fb.c
    +++ b/drivers/gpu/drm/virtio/virtgpu_fb.c
    @@ -337,7 +337,7 @@ static int virtio_gpufb_create(struct drm_fb_helper *helper,
    info->fbops = &virtio_gpufb_ops;
    info->pixmap.flags = FB_PIXMAP_SYSTEM;

    - info->screen_base = obj->vmap;
    + info->screen_buffer = obj->vmap;
    info->screen_size = obj->gem_base.size;
    drm_fb_helper_fill_fix(info, fb->pitches[0], fb->depth);
    drm_fb_helper_fill_var(info, &vfbdev->helper,
    --
    2.11.0
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