Hi Joonyoung, Thanks for review. On 08/26/2014 04:59 AM, Joonyoung Shim wrote: > On 08/26/2014 11:55 AM, Joonyoung Shim wrote: >> Hi Andrzej, >> >> On 08/22/2014 04:52 PM, Andrzej Hajda wrote: >>> Command node should contain file reference to distinguish commands >>> created by different processes. >>> >>> Signed-off-by: Andrzej Hajda <a.hajda@xxxxxxxxxxx> >>> --- >>> drivers/gpu/drm/exynos/exynos_drm_ipp.c | 5 ++--- >>> drivers/gpu/drm/exynos/exynos_drm_ipp.h | 2 ++ >>> 2 files changed, 4 insertions(+), 3 deletions(-) >>> >>> diff --git a/drivers/gpu/drm/exynos/exynos_drm_ipp.c b/drivers/gpu/drm/exynos/exynos_drm_ipp.c >>> index 9770966..bbe9968 100644 >>> --- a/drivers/gpu/drm/exynos/exynos_drm_ipp.c >>> +++ b/drivers/gpu/drm/exynos/exynos_drm_ipp.c >>> @@ -75,7 +75,6 @@ struct drm_exynos_ipp_mem_node { >>> u32 prop_id; >>> u32 buf_id; >>> struct drm_exynos_ipp_buf_info buf_info; >>> - struct drm_file *filp; >>> }; >>> >>> /* >>> @@ -448,6 +447,7 @@ int exynos_drm_ipp_set_property(struct drm_device *drm_dev, void *data, >>> c_node->dev = dev; >>> c_node->property = *property; >>> c_node->state = IPP_STATE_IDLE; >>> + c_node->filp = file; >>> >>> c_node->start_work = ipp_create_cmd_work(); >>> if (IS_ERR(c_node->start_work)) { >>> @@ -645,7 +645,6 @@ static struct drm_exynos_ipp_mem_node >>> } >>> } >>> >>> - m_node->filp = file; >>> mutex_lock(&c_node->mem_lock); >>> list_add_tail(&m_node->list, &c_node->mem_list[qbuf->ops_id]); >>> mutex_unlock(&c_node->mem_lock); >>> @@ -677,7 +676,7 @@ static int ipp_put_mem_node(struct drm_device *drm_dev, >> Then, could you remove file argument from exynos_drm_ipp_queue_buf() and >> ipp_get_event()? > sorry, i mean ipp_put_mem_node() instead of exynos_drm_ipp_queue_buf(). I guess you mean ipp_get_mem_node() and ipp_get_event(). You are right, it should be removed. Additionally file check should be added to exynos_drm_ipp_queue_buf. Regards Andrzej > >>> unsigned long handle = m_node->buf_info.handles[i]; >>> if (handle) >>> exynos_drm_gem_put_dma_addr(drm_dev, handle, >>> - m_node->filp); >>> + c_node->filp); >>> } >>> >>> /* delete list in queue */ >>> diff --git a/drivers/gpu/drm/exynos/exynos_drm_ipp.h b/drivers/gpu/drm/exynos/exynos_drm_ipp.h >>> index 6f48d62..0311035 100644 >>> --- a/drivers/gpu/drm/exynos/exynos_drm_ipp.h >>> +++ b/drivers/gpu/drm/exynos/exynos_drm_ipp.h >>> @@ -62,6 +62,7 @@ struct drm_exynos_ipp_cmd_work { >>> * @stop_work: stop command work structure. >>> * @event_work: event work structure. >>> * @state: state of command node. >>> + * @filp: associated file pointer. >>> */ >>> struct drm_exynos_ipp_cmd_node { >>> struct device *dev; >>> @@ -78,6 +79,7 @@ struct drm_exynos_ipp_cmd_node { >>> struct drm_exynos_ipp_cmd_work *stop_work; >>> struct drm_exynos_ipp_event_work *event_work; >>> enum drm_exynos_ipp_state state; >>> + struct drm_file *filp; >>> }; >>> >>> /* >>> >> > -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html