intel: Retry pin ioctl on -EINTR.

diff --git a/libdrm/intel/intel_bufmgr_gem.c b/libdrm/intel/intel_bufmgr_gem.c
index c510e5e..7b821de 100644 (file)
--- a/libdrm/intel/intel_bufmgr_gem.c
+++ b/libdrm/intel/intel_bufmgr_gem.c
@@ -999,7 +999,10 @@ drm_intel_gem_bo_pin(drm_intel_bo *bo, uint32_t alignment)
     pin.handle = bo_gem->gem_handle;
     pin.alignment = alignment;
 
-    ret = ioctl(bufmgr_gem->fd, DRM_IOCTL_I915_GEM_PIN, &pin);
+    do {
+       ret = ioctl(bufmgr_gem->fd, DRM_IOCTL_I915_GEM_PIN, &pin);
+    } while (ret == -1 && errno == EINTR);
+
     if (ret != 0)
        return -errno;