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182f8fe633
mesa/mesa-6.5.1-selinux-awareness.patch
Adam Jackson 182f8fe633 auto-import mesa-6.5-22.20060818cvs.fc6 on branch devel from 
mesa-6.5-22.20060818cvs.fc6.src.rpm
2006-08-18 19:52:19 +00:00

187 lines
5.9 KiB
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--- mesa-cvs/configs/linux-dri.selinux-awareness 2006-08-10 16:39:55.000000000 -0400
+++ mesa-cvs/configs/linux-dri 2006-08-10 16:39:55.000000000 -0400
@@ -38,7 +38,8 @@
LIBDRM_CFLAGS = `pkg-config --cflags libdrm`
LIBDRM_LIB = `pkg-config --libs libdrm`
-DRI_LIB_DEPS = $(EXTRA_LIB_PATH) -lm -lpthread -lexpat -ldl $(LIBDRM_LIB)
+DRI_LIB_DEPS = $(EXTRA_LIB_PATH) -lm -lpthread -lexpat -ldl $(LIBDRM_LIB) \
+ -lselinux
GL_LIB_DEPS = $(EXTRA_LIB_PATH) -lX11 -lXext -lXxf86vm -lm -lpthread -ldl \
$(LIBDRM_LIB)
--- mesa-cvs/src/mesa/main/execmem.c.selinux-awareness 2006-05-10 05:00:16.000000000 -0400
+++ mesa-cvs/src/mesa/main/execmem.c 2006-08-10 16:39:55.000000000 -0400
@@ -36,7 +36,7 @@
-#if defined(__linux__) && !defined(XFree86Server)
+#if defined(__linux__)
/*
* Allocate a large block of memory which can hold code then dole it out
@@ -46,6 +46,7 @@
#include <unistd.h>
#include <sys/mman.h>
#include "mm.h"
+#include <selinux/selinux.h>
#define EXEC_HEAP_SIZE (10*1024*1024)
@@ -55,9 +56,16 @@
static unsigned char *exec_mem = NULL;
-static void
+static int
init_heap(void)
{
+
+ if (is_selinux_enabled()) {
+ if (!security_get_boolean_active("allow_execmem") ||
+ !security_get_boolean_pending("allow_execmem"))
+ return 0;
+ }
+
if (!exec_heap)
exec_heap = mmInit( 0, EXEC_HEAP_SIZE );
@@ -65,6 +73,8 @@
exec_mem = (unsigned char *) mmap(0, EXEC_HEAP_SIZE,
PROT_EXEC | PROT_READ | PROT_WRITE,
MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
+
+ return (exec_mem != NULL);
}
@@ -76,7 +86,8 @@
_glthread_LOCK_MUTEX(exec_mutex);
- init_heap();
+ if (!init_heap())
+ return NULL;
if (exec_heap) {
size = (size + 31) & ~31;
--- mesa-cvs/src/mesa/drivers/dri/r200/r200_context.c.selinux-awareness 2006-06-09 20:51:54.000000000 -0400
+++ mesa-cvs/src/mesa/drivers/dri/r200/r200_context.c 2006-08-10 16:39:55.000000000 -0400
@@ -546,8 +546,12 @@
}
if (rmesa->r200Screen->chip_flags & RADEON_CHIPSET_TCL) {
- if (tcl_mode >= DRI_CONF_TCL_VTXFMT)
- r200VtxfmtInit( ctx, tcl_mode >= DRI_CONF_TCL_CODEGEN );
+ void *test = NULL;
+ if ((test = _mesa_exec_malloc(64)))
+ if (tcl_mode >= DRI_CONF_TCL_VTXFMT)
+ r200VtxfmtInit( ctx, tcl_mode >= DRI_CONF_TCL_CODEGEN );
+ if (test)
+ _mesa_exec_free(test);
_tnl_need_dlist_norm_lengths( ctx, GL_FALSE );
}
--- mesa-cvs/src/mesa/drivers/dri/radeon/radeon_context.c.selinux-awareness 2006-04-09 13:48:28.000000000 -0400
+++ mesa-cvs/src/mesa/drivers/dri/radeon/radeon_context.c 2006-08-10 16:39:55.000000000 -0400
@@ -471,8 +471,12 @@
}
if (rmesa->radeonScreen->chip_flags & RADEON_CHIPSET_TCL) {
- if (tcl_mode >= DRI_CONF_TCL_VTXFMT)
- radeonVtxfmtInit( ctx, tcl_mode >= DRI_CONF_TCL_CODEGEN );
+ void *test = NULL;
+ if ((test = _mesa_exec_malloc(64)))
+ if (tcl_mode >= DRI_CONF_TCL_VTXFMT)
+ radeonVtxfmtInit( ctx, tcl_mode >= DRI_CONF_TCL_CODEGEN );
+ if (test)
+ _mesa_exec_free(test);
_tnl_need_dlist_norm_lengths( ctx, GL_FALSE );
}
--- mesa-cvs/src/mesa/shader/slang/slang_execute_x86.c.selinux-awareness 2006-08-09 16:05:26.000000000 -0400
+++ mesa-cvs/src/mesa/shader/slang/slang_execute_x86.c 2006-08-10 16:41:07.000000000 -0400
@@ -666,7 +666,8 @@
* The built-in library occupies 450K, so we can be safe for now.
* It is going to change in the future, when we get assembly analysis running.
*/
- x86_init_func_size (&G.f, 1048576);
+ if (!x86_init_func_size (&G.f, 1048576))
+ return 0;
G.r_eax = x86_make_reg (file_REG32, reg_AX);
G.r_ecx = x86_make_reg (file_REG32, reg_CX);
G.r_edx = x86_make_reg (file_REG32, reg_DX);
--- mesa-cvs/src/mesa/x86/rtasm/x86sse.c.selinux-awareness 2006-08-09 16:05:26.000000000 -0400
+++ mesa-cvs/src/mesa/x86/rtasm/x86sse.c 2006-08-10 16:42:21.000000000 -0400
@@ -1063,15 +1063,17 @@
}
-void x86_init_func( struct x86_function *p )
+int x86_init_func( struct x86_function *p )
{
- x86_init_func_size(p, 1024);
+ return x86_init_func_size(p, 1024);
}
-void x86_init_func_size( struct x86_function *p, GLuint code_size )
+int x86_init_func_size( struct x86_function *p, GLuint code_size )
{
p->store = _mesa_exec_malloc(code_size);
p->csr = p->store;
+
+ return (p->store != NULL);
}
void x86_release_func( struct x86_function *p )
--- mesa-cvs/src/mesa/x86/rtasm/x86sse.h.selinux-awareness 2006-08-09 16:05:26.000000000 -0400
+++ mesa-cvs/src/mesa/x86/rtasm/x86sse.h 2006-08-10 16:42:43.000000000 -0400
@@ -80,8 +80,8 @@
*/
-void x86_init_func( struct x86_function *p );
-void x86_init_func_size( struct x86_function *p, GLuint code_size );
+int x86_init_func( struct x86_function *p );
+int x86_init_func_size( struct x86_function *p, GLuint code_size );
void x86_release_func( struct x86_function *p );
void (*x86_get_func( struct x86_function *p ))( void );
--- mesa-cvs/src/mesa/tnl/t_vb_arbprogram_sse.c.selinux-awareness 2006-06-01 18:56:40.000000000 -0400
+++ mesa-cvs/src/mesa/tnl/t_vb_arbprogram_sse.c 2006-08-10 16:39:55.000000000 -0400
@@ -1298,7 +1298,8 @@
p->compiled_func = NULL;
}
- x86_init_func(&cp.func);
+ if (!x86_init_func(&cp.func))
+ return GL_FALSE;
cp.fpucntl = RESTORE_FPU;
--- mesa-cvs/src/mesa/tnl/t_vertex_sse.c.selinux-awareness 2005-09-16 14:14:25.000000000 -0400
+++ mesa-cvs/src/mesa/tnl/t_vertex_sse.c 2006-08-10 16:39:55.000000000 -0400
@@ -348,7 +348,8 @@
struct x86_reg vp1 = x86_make_reg(file_XMM, 2);
GLubyte *fixup, *label;
- x86_init_func(&p->func);
+ if (!x86_init_func(&p->func))
+ return GL_FALSE;
/* Push a few regs?
*/
@@ -646,7 +647,10 @@
p.identity = x86_make_reg(file_XMM, 6);
p.chan0 = x86_make_reg(file_XMM, 7);
- x86_init_func(&p.func);
+ if (!x86_init_func(&p.func)) {
+ vtx->codegen_emit = NULL;
+ return;
+ }
if (build_vertex_emit(&p)) {
_tnl_register_fastpath( vtx, GL_TRUE );
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