Allows mmap on dmabuf fd with MAP_SHARED and PROT_WRITE.
This fixes boot failures with Android (likely w/ closed source
user-space drivers) that were caused due to mmap() returning
error.
Cc: Sean Paul <seanpaul@chromium.org>
Cc: Alistair Strachan <astrachan@google.com>
Cc: Marissa Wall <marissaw@google.com>
Acked-by: Emil Velikov <emil.velikov@collabora.com>
Signed-off-by: Hemant Hariyani <hemanthariyani@ti.com>
[picked and updated commitmsg from http://git.ti.com/cgit/cgit.cgi/android/external-libdrm.git/]
Signed-off-by: Praneeth Bajjuri <praneeth@ti.com>
Signed-off-by: Alistair Strachan <astrachan@google.com>
[jstultz: Tweaked commit message]
Signed-off-by: John Stultz <john.stultz@linaro.org>
if (bo->fd < 0) {
struct drm_prime_handle req = {
.handle = bo->handle,
- .flags = DRM_CLOEXEC,
+ .flags = DRM_CLOEXEC | DRM_RDWR,
};
int ret;