randrproto libfontenc mesa xserver git update 10 Jan 2014

xserver          commit a92c6406e7f6c0b74fb1cb9361ad904facc0f722
libfontenc       commit 0037a42107b952c9d903719615747e760e4e7247
randrproto       commit 1755cbe0f501a86afe515f92bb24e417a1866092
mesa             commit 532b1fecd93fd30d3b1b101b55fd2c6e074088ad

2 files changed, 16 insertions, 4 deletions

diff --git a/mesalib/src/mesa/swrast/s_context.c b/mesalib/src/mesa/swrast/s_context.c
index 8934088df..fdf9b370a 100644
--- a/mesalib/src/mesa/swrast/s_context.c
+++ b/mesalib/src/mesa/swrast/s_context.c
@@ -794,9 +794,9 @@ _swrast_CreateContext( struct gl_context *ctx )
    swrast->PointSpan.facing = 0;
    swrast->PointSpan.array = swrast->SpanArrays;
 
-   init_program_native_limits(&ctx->Const.VertexProgram);
-   init_program_native_limits(&ctx->Const.GeometryProgram);
-   init_program_native_limits(&ctx->Const.FragmentProgram);
+   init_program_native_limits(&ctx->Const.Program[MESA_SHADER_VERTEX]);
+   init_program_native_limits(&ctx->Const.Program[MESA_SHADER_GEOMETRY]);
+   init_program_native_limits(&ctx->Const.Program[MESA_SHADER_FRAGMENT]);
 
    ctx->swrast_context = swrast;
 
diff --git a/mesalib/src/mesa/swrast/s_texcombine.c b/mesalib/src/mesa/swrast/s_texcombine.c
index 7e07f4f8a..32d7c0944 100644
--- a/mesalib/src/mesa/swrast/s_texcombine.c
+++ b/mesalib/src/mesa/swrast/s_texcombine.c
@@ -602,6 +602,14 @@ _swrast_texture_span( struct gl_context *ctx, SWspan *span )
    if (!swrast->TexelBuffer) {
 #ifdef _OPENMP
       const GLint maxThreads = omp_get_max_threads();
+
+      /* TexelBuffer memory allocation needs to be done in a critical section
+       * as this code runs in a parallel loop.
+       * When entering the section, first check if TexelBuffer has been
+       * initialized already by another thread while this thread was waiting.
+       */
+      #pragma omp critical
+      if (!swrast->TexelBuffer) {
 #else
       const GLint maxThreads = 1;
 #endif
@@ -611,8 +619,12 @@ _swrast_texture_span( struct gl_context *ctx, SWspan *span )
        * thread.
        */
       swrast->TexelBuffer =
-	 malloc(ctx->Const.FragmentProgram.MaxTextureImageUnits * maxThreads *
+	 malloc(ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxTextureImageUnits * maxThreads *
 			    SWRAST_MAX_WIDTH * 4 * sizeof(GLfloat));
+#ifdef _OPENMP
+      } /* critical section */
+#endif
+
       if (!swrast->TexelBuffer) {
 	 _mesa_error(ctx, GL_OUT_OF_MEMORY, "texture_combine");
 	 return;