[FreeBSD] We aren't allowed to hold locks over bus_dma_tag_create or bus_dmamem_alloc.

diff --git a/bsd-core/drm_pci.c b/bsd-core/drm_pci.c
index 6b411ab..f23b2a5 100644 (file)
--- a/bsd-core/drm_pci.c
+++ b/bsd-core/drm_pci.c
@@ -71,6 +71,7 @@ drm_pci_alloc(struct drm_device *dev, size_t size,
                return NULL;
 
 #ifdef __FreeBSD__
+       DRM_UNLOCK();
        ret = bus_dma_tag_create(NULL, align, 0, /* tag, align, boundary */
            maxaddr, BUS_SPACE_MAXADDR, /* lowaddr, highaddr */
            NULL, NULL, /* filtfunc, filtfuncargs */
@@ -79,6 +80,7 @@ drm_pci_alloc(struct drm_device *dev, size_t size,
            &dmah->tag);
        if (ret != 0) {
                free(dmah, M_DRM);
+               DRM_LOCK();
                return NULL;
        }
 
@@ -87,9 +89,10 @@ drm_pci_alloc(struct drm_device *dev, size_t size,
        if (ret != 0) {
                bus_dma_tag_destroy(dmah->tag);
                free(dmah, M_DRM);
+               DRM_LOCK();
                return NULL;
        }
-
+       DRM_LOCK();
        ret = bus_dmamap_load(dmah->tag, dmah->map, dmah->vaddr, size,
            drm_pci_busdma_callback, dmah, 0);
        if (ret != 0) {