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    Subject[PATCH 4.8 34/96] drm/gma500: Add compat ioctl
    Date
    4.8-stable review patch.  If anyone has any objections, please let me know.

    ------------------

    From: Patrik Jakobsson <patrik.r.jakobsson@gmail.com>

    commit 0a97c81a9717431e6c57ea845b59c3c345edce67 upstream.

    Hook up drm_compat_ioctl to support 32-bit userspace on 64-bit kernels.
    It turns out that N2600 and N2800 comes with 64-bit enabled. We
    previously assumed there where no such systems out there.

    Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com>
    Signed-off-by: Sean Paul <seanpaul@chromium.org>
    Link: http://patchwork.freedesktop.org/patch/msgid/20161101144315.2955-1-patrik.r.jakobsson@gmail.com
    Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

    ---
    drivers/gpu/drm/gma500/psb_drv.c | 3 +++
    1 file changed, 3 insertions(+)

    --- a/drivers/gpu/drm/gma500/psb_drv.c
    +++ b/drivers/gpu/drm/gma500/psb_drv.c
    @@ -473,6 +473,9 @@ static const struct file_operations psb_
    .open = drm_open,
    .release = drm_release,
    .unlocked_ioctl = psb_unlocked_ioctl,
    +#ifdef CONFIG_COMPAT
    + .compat_ioctl = drm_compat_ioctl,
    +#endif
    .mmap = drm_gem_mmap,
    .poll = drm_poll,
    .read = drm_read,

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