CVS commit: src/sys/external/bsd/drm2/dist/drm

["Taylor R Campbell" <riastradh%netbsd.org@localhost>]

Module Name:    src
Committed By:   riastradh
Date:           Fri Apr  3 01:09:42 UTC 2015

Modified Files:
        src/sys/external/bsd/drm2/dist/drm/nouveau: nouveau_agp.c nouveau_ttm.c
        src/sys/external/bsd/drm2/dist/drm/radeon: radeon_agp.c radeon_object.c
        src/sys/external/bsd/drm2/dist/drm/ttm: ttm_bo.c

Log Message:
Use pmap_pv(9) to remove mappings of device pages in TTM.

Adapt nouveau and radeon to do pmap_pv_track for their device pages.

Proposed on tech-kern with no objections:

https://mail-index.netbsd.org/tech-kern/2015/03/26/msg018561.html

Further background at:

https://mail-index.netbsd.org/tech-kern/2014/07/23/msg017392.html


To generate a diff of this commit:
cvs rdiff -u -r1.2 -r1.3 \
    src/sys/external/bsd/drm2/dist/drm/nouveau/nouveau_agp.c
cvs rdiff -u -r1.3 -r1.4 \
    src/sys/external/bsd/drm2/dist/drm/nouveau/nouveau_ttm.c
cvs rdiff -u -r1.2 -r1.3 \
    src/sys/external/bsd/drm2/dist/drm/radeon/radeon_agp.c \
    src/sys/external/bsd/drm2/dist/drm/radeon/radeon_object.c
cvs rdiff -u -r1.6 -r1.7 src/sys/external/bsd/drm2/dist/drm/ttm/ttm_bo.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.