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author | Linus Torvalds <torvalds@linux-foundation.org> | 2017-08-11 21:44:18 +0300 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-08-11 21:44:18 +0300 |
commit | 7eb97ba611f5904abb3e0653b005904d9144c81a (patch) | |
tree | 2daa1275e9ee7298a88d53e0913fb363e61b9551 /Documentation | |
parent | 2bfc37cdef08844c77f801a1beaa1f4efd3215df (diff) | |
parent | dd0c41f8a7e0babdadc61d5201ac8505a79dec05 (diff) | |
download | linux-7eb97ba611f5904abb3e0653b005904d9144c81a.tar.xz |
Merge tag 'fbdev-v4.13-rc5' of git://github.com/bzolnier/linux
Pull fbdev fixes from Bartlomiej Zolnierkiewicz:
- allow user to disable write combined mapping in efifb driver (Dave
Airlie)
- fix use after free bugs on driver removal in imxfb driver (Dan
Carpenter)
- fix unused variable warning in omapfb driver (Arnd Bergmann)
* tag 'fbdev-v4.13-rc5' of git://github.com/bzolnier/linux:
efifb: allow user to disable write combined mapping.
fbdev: omapfb: remove unused variable
video: fbdev: imxfb: use after free in imxfb_remove()
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/fb/efifb.txt | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/fb/efifb.txt b/Documentation/fb/efifb.txt index a59916c29b33..1a85c1bdaf38 100644 --- a/Documentation/fb/efifb.txt +++ b/Documentation/fb/efifb.txt @@ -27,5 +27,11 @@ You have to add the following kernel parameters in your elilo.conf: Macbook Pro 17", iMac 20" : video=efifb:i20 +Accepted options: + +nowc Don't map the framebuffer write combined. This can be used + to workaround side-effects and slowdowns on other CPU cores + when large amounts of console data are written. + -- Edgar Hucek <gimli@dark-green.com> |