Hi

Am 14.07.23 um 16:37 schrieb Simon Ser:
On Friday, July 14th, 2023 at 16:28, Thomas Zimmermann <tzimmerm...@suse.de> 
wrote:

Hi Simon

Am 14.07.23 um 12:46 schrieb Simon Ser:
This entry should never be used by the kernel. Record the historical
context in a comment.

Signed-off-by: Simon Ser <cont...@emersion.fr>
Cc: Christian König <christian.koe...@amd.com>
Cc: James Zhu <james....@amd.com>
Cc: Marek Olšák <marek.ol...@amd.com>
Cc: Daniel Vetter <daniel.vet...@ffwll.ch>
---
   include/drm/drm_file.h | 4 +++-
   1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/include/drm/drm_file.h b/include/drm/drm_file.h
index 010239392adf..a23cc2f6163f 100644
--- a/include/drm/drm_file.h
+++ b/include/drm/drm_file.h
@@ -53,12 +53,14 @@ struct file;
   /* Note that the values of this enum are ABI (it determines
    * /dev/dri/renderD* numbers).
    *
+ * There used to be a DRM_MINOR_CONTROL = 1 entry, but such nodes were never
+ * exposed. Still, some user-space has logic to handle them.
+ *
    * Setting DRM_MINOR_ACCEL to 32 gives enough space for more drm minors to
    * be implemented before we hit any future
    */
   enum drm_minor_type {
        DRM_MINOR_PRIMARY = 0,
-       DRM_MINOR_CONTROL = 1,

Maybe rather leave this line in and comment it with "// obsolete".
Otherwise someone might accidentally use 1 for something.

Yeah... That's why I added the comment. But maybe better to leave the entry
indeed, even if we risk someone accidentally using it.

You could still out-comment the line as a whole. Simply having it there will warn potential users.

Best regards
Thomas


In any case

Reviewed-by: Thomas Zimmermann <tzimmerm...@suse.de>

for the whole series.

Thanks for the review!

--
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Frankenstrasse 146, 90461 Nuernberg, Germany
GF: Ivo Totev, Andrew Myers, Andrew McDonald, Boudien Moerman
HRB 36809 (AG Nuernberg)

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