b7db2fa2de
- mesa-7.0.2-rx00-vertprog-num-temps-off-by-one.patch - fixes for
maniadrive
- mesa-7.0.2-t_vp_build-use-less-temps.patch - fixes for maniadrive
72 lines
2.0 KiB
Diff
72 lines
2.0 KiB
Diff
diff -up Mesa-7.0/src/mesa/main/execmem.c.jx Mesa-7.0/src/mesa/main/execmem.c
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--- Mesa-7.0/src/mesa/main/execmem.c.jx 2007-06-21 18:10:54.000000000 -0400
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+++ Mesa-7.0/src/mesa/main/execmem.c 2007-07-23 16:02:30.000000000 -0400
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@@ -46,6 +46,7 @@
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#include <unistd.h>
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#include <sys/mman.h>
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#include "mm.h"
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+#include <selinux/selinux.h>
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#define EXEC_HEAP_SIZE (10*1024*1024)
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@@ -55,9 +56,16 @@ static struct mem_block *exec_heap = NUL
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static unsigned char *exec_mem = NULL;
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-static void
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+static int
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init_heap(void)
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{
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+
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+ if (is_selinux_enabled()) {
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+ if (!security_get_boolean_active("allow_execmem") ||
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+ !security_get_boolean_pending("allow_execmem"))
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+ return 0;
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+ }
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+
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if (!exec_heap)
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exec_heap = mmInit( 0, EXEC_HEAP_SIZE );
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@@ -65,6 +73,8 @@ init_heap(void)
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exec_mem = (unsigned char *) mmap(0, EXEC_HEAP_SIZE,
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PROT_EXEC | PROT_READ | PROT_WRITE,
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MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
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+
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+ return (exec_mem != NULL);
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}
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@@ -76,7 +86,8 @@ _mesa_exec_malloc(GLuint size)
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_glthread_LOCK_MUTEX(exec_mutex);
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- init_heap();
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+ if (!init_heap())
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+ goto bail;
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if (exec_heap) {
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size = (size + 31) & ~31;
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@@ -87,7 +98,8 @@ _mesa_exec_malloc(GLuint size)
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addr = exec_mem + block->ofs;
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else
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_mesa_printf("_mesa_exec_malloc failed\n");
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-
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+
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+bail:
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_glthread_UNLOCK_MUTEX(exec_mutex);
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return addr;
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diff -up Mesa-7.0/configs/linux-dri.jx Mesa-7.0/configs/linux-dri
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--- Mesa-7.0/configs/linux-dri.jx 2007-07-23 15:59:07.000000000 -0400
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+++ Mesa-7.0/configs/linux-dri 2007-07-23 17:37:36.000000000 -0400
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@@ -39,7 +39,8 @@ EXTRA_LIB_PATH =
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LIBDRM_CFLAGS = `pkg-config --cflags libdrm`
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LIBDRM_LIB = `pkg-config --libs libdrm`
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-DRI_LIB_DEPS = $(EXTRA_LIB_PATH) -lm -lpthread -lexpat -ldl $(LIBDRM_LIB)
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+DRI_LIB_DEPS = $(EXTRA_LIB_PATH) -lm -lpthread -lexpat -ldl $(LIBDRM_LIB) \
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+ -lselinux
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GL_LIB_DEPS = $(EXTRA_LIB_PATH) -lX11 -lXext -lXxf86vm -lXdamage -lXfixes \
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-lm -lpthread -ldl \
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$(LIBDRM_LIB)
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