diff --git a/glx/vndext.c b/glx/vndext.c
index d7936467be5858f1c63d8d5cd4e4fec2a91fd4cc..20c0648ccfc9fc592a552725c0d0fef609db7362 100644
--- a/glx/vndext.c
+++ b/glx/vndext.c
@@ -139,8 +139,17 @@ GlxGetClientData(ClientPtr client)
{
GlxClientPriv *cl = xglvGetClientPrivate(client);
if (cl == NULL) {
- cl = calloc(1, sizeof(GlxClientPriv));
+ cl = calloc(1, sizeof(GlxClientPriv)
+ + screenInfo.numScreens * sizeof(GlxServerVendor *));
if (cl != NULL) {
+ int i;
+
+ cl->vendors = (GlxServerVendor **) (cl + 1);
+ for (i=0; i<screenInfo.numScreens; i++)
+ {
+ cl->vendors[i] = GlxGetVendorForScreen(NULL, screenInfo.screens[i]);
+ }
+
xglvSetClientPrivate(client, cl);
}
}
diff --git a/glx/vndserver.h b/glx/vndserver.h
index a175656ae7c22fcc0e4bf74bb9067312fb5ec14a..78246d212cea42f923808852159c973e3b64318d 100644
--- a/glx/vndserver.h
+++ b/glx/vndserver.h
@@ -57,6 +57,11 @@ typedef struct GlxContextTagInfoRec {
typedef struct GlxClientPrivRec {
GlxContextTagInfo *contextTags;
unsigned int contextTagCount;
+
+ /**
+ * The vendor handles for each screen.
+ */
+ GlxServerVendor **vendors;
} GlxClientPriv;
extern int GlxErrorBase;
diff --git a/glx/vndservermapping.c b/glx/vndservermapping.c
index fd3be92d95c28969291ca0c50a77d49a29007a8e..778656bb6eadcad43afe0e985c14a67eb44402a4 100644
--- a/glx/vndservermapping.c
+++ b/glx/vndservermapping.c
@@ -187,10 +187,21 @@ Bool GlxSetScreenVendor(ScreenPtr screen, GlxServerVendor *vendor)
GlxServerVendor *GlxGetVendorForScreen(ClientPtr client, ScreenPtr screen)
{
- GlxScreenPriv *priv = GlxGetScreen(screen);
- if (priv != NULL) {
- return priv->vendor;
+ // Note that the client won't be sending GPU screen numbers, so we don't
+ // need per-client mappings for them.
+ if (client != NULL && !screen->isGPU) {
+ GlxClientPriv *cl = GlxGetClientData(client);
+ if (cl != NULL) {
+ return cl->vendors[screen->myNum];
+ } else {
+ return NULL;
+ }
} else {
- return NULL;
+ GlxScreenPriv *priv = GlxGetScreen(screen);
+ if (priv != NULL) {
+ return priv->vendor;
+ } else {
+ return NULL;
+ }
}
}