diff options
author | Chia-I Wu <[email protected]> | 2010-02-21 15:47:45 +0800 |
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committer | Chia-I Wu <[email protected]> | 2010-02-21 15:50:33 +0800 |
commit | 1207482a0340bfe92e2ff764e55d619c8036a47d (patch) | |
tree | 23d6ec5d4bcb00962233a80ff3e2f55f808a960e | |
parent | f96e8a033b212b54a80622839579c99dff2378fc (diff) |
st/egl: Disable SHM in ximage backend.
With pipe_screen::update_buffer being called in st_validate_state, it is
likely that softpipe will flush tile caches to a detached SHM segment.
Disable SHM for now until a better solution is found.
-rw-r--r-- | src/gallium/state_trackers/egl/x11/native_x11.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/src/gallium/state_trackers/egl/x11/native_x11.c b/src/gallium/state_trackers/egl/x11/native_x11.c index 8eb542bd827..55f0d4d3083 100644 --- a/src/gallium/state_trackers/egl/x11/native_x11.c +++ b/src/gallium/state_trackers/egl/x11/native_x11.c @@ -141,9 +141,16 @@ native_create_display(EGLNativeDisplayType dpy) if (!ndpy) { EGLint level = (force_sw) ? _EGL_INFO : _EGL_WARNING; - - _eglLog(level, "use software fallback"); - ndpy = x11_create_ximage_display(dpy, TRUE); + boolean use_shm; + + /* + * XXX st/mesa calls pipe_screen::update_buffer in st_validate_state. + * When SHM is used, there is a good chance that the shared memory + * segment is detached before the softpipe tile cache is flushed. + */ + use_shm = FALSE; + _eglLog(level, "use software%s fallback", (use_shm) ? " (SHM)" : ""); + ndpy = x11_create_ximage_display(dpy, use_shm); } return ndpy; |