mmap shm buffers read/write

This commit is contained in:
Kristian Høgsberg 2011-05-02 14:48:48 -04:00
parent 761af3ab0a
commit 92d61f13b9

View file

@ -140,7 +140,8 @@ shm_create_buffer(struct wl_client *client, struct wl_shm *shm,
return; return;
} }
data = mmap(NULL, stride * height, PROT_READ, MAP_SHARED, fd, 0); data = mmap(NULL, stride * height,
PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
close(fd); close(fd);
if (data == MAP_FAILED) { if (data == MAP_FAILED) {