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(parent: 4270d6f) | patch
drm/fb-helper: Copy dma-buf map before flushing shadow fb
authorThomas Zimmermann <tzimmermann@suse.de>
Fri, 20 Nov 2020 10:25:44 +0000 (11:25 +0100)
committerThomas Zimmermann <tzimmermann@suse.de>
Tue, 24 Nov 2020 08:31:34 +0000 (09:31 +0100)
commit7d4d269c0973f7a8324d9cd2534b3b24e62c72ff
tree2a4e39edf73bbc2275776f971b9b558b885940b6tree | snapshot
parent4270d6f60d68e99e2fefd4da98eead05d2df022ccommit | diff
drm/fb-helper: Copy dma-buf map before flushing shadow fb

Copy the vmap()'ed instance of struct dma_buf_map before modifying it,
in case the implementation of vunmap() depends on the exact address.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Acked-by: Maxime Ripard <mripard@kernel.org>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20201120102545.4047-10-tzimmermann@suse.de
drivers/gpu/drm/drm_fb_helper.c diff | blob | history
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