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mmap shm buffers read/write

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Kristian Høgsberg 2011-05-02 14:48:48 -04:00
parent 761af3ab0a
commit 92d61f13b9
1 changed files with 2 additions and 1 deletions
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3
wayland/wayland-shm.c
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@ -140,7 +140,8 @@ shm_create_buffer(struct wl_client *client, struct wl_shm *shm,
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);
if (data == MAP_FAILED) {