[PATCH v3 0/5] fbdev: Decouple deferred I/O from struct page
Thomas Zimmermann
tzimmermann at suse.de
Tue Apr 26 12:05:17 UTC 2022
(cc'ing Sam)
Am 26.04.22 um 14:03 schrieb Thomas Zimmermann:
> Rework the fbdev deferred-I/O to not interfere with fields of struct
> page. All references from deferred-I/O code to fields in struct page
> are gone. The rsp state is help in a separate pageref structure.
>
> v3:
> * rename pagelist to pagereflist (Sam)
> * use pageref->offset over page->index (Javier)
> v2:
> * split off from a larger patchset [1]
>
> [1] https://lore.kernel.org/dri-devel/20220303205839.28484-1-tzimmermann@suse.de/
>
> Thomas Zimmermann (5):
> fbdev: Put mmap for deferred I/O into drivers
> fbdev: Track deferred-I/O pages in pageref struct
> fbdev: Refactor implementation of page_mkwrite
> fbdev: Rename pagelist to pagereflist for deferred I/O
> fbdev: Use pageref offset for deferred-I/O writeback
>
> drivers/gpu/drm/drm_fb_helper.c | 15 +-
> drivers/gpu/drm/vmwgfx/vmwgfx_fb.c | 10 +-
> drivers/hid/hid-picolcd_fb.c | 3 +-
> drivers/staging/fbtft/fbtft-core.c | 21 ++-
> drivers/video/fbdev/broadsheetfb.c | 27 ++--
> drivers/video/fbdev/core/fb_defio.c | 212 +++++++++++++++++--------
> drivers/video/fbdev/core/fbmem.c | 21 +--
> drivers/video/fbdev/hecubafb.c | 4 +-
> drivers/video/fbdev/hyperv_fb.c | 10 +-
> drivers/video/fbdev/metronomefb.c | 23 ++-
> drivers/video/fbdev/sh_mobile_lcdcfb.c | 27 ++--
> drivers/video/fbdev/smscufx.c | 13 +-
> drivers/video/fbdev/ssd1307fb.c | 4 +-
> drivers/video/fbdev/udlfb.c | 18 +--
> drivers/video/fbdev/xen-fbfront.c | 10 +-
> include/drm/drm_fb_helper.h | 3 +-
> include/linux/fb.h | 17 +-
> 17 files changed, 264 insertions(+), 174 deletions(-)
>
>
> base-commit: 0e7deff6446a4ba2c75f499a0bfa80cd6a15c129
--
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Maxfeldstr. 5, 90409 Nürnberg, Germany
(HRB 36809, AG Nürnberg)
Geschäftsführer: Ivo Totev
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