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gentoo-overlay/x11-drivers/nvidia-drivers/files/nvidia-drivers-364.12-pax.p...

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diff -urp work.orig/kernel/common/inc/nv-linux.h work/kernel/common/inc/nv-linux.h
--- work.orig/kernel/common/inc/nv-linux.h 2016-03-17 03:58:29.000000000 +0100
+++ work/kernel/common/inc/nv-linux.h 2016-03-22 13:51:58.637292065 +0100
@@ -1307,6 +1307,9 @@ extern void *nvidia_stack_t_cache;
#define NV_KMEM_CACHE_CREATE(name, type) \
NV_KMEM_CACHE_CREATE_FULL(name, sizeof(type), 0, 0, NULL)
+#define NV_KMEM_CACHE_CREATE_USERCOPY(name, type) \
+ NV_KMEM_CACHE_CREATE_FULL(name, sizeof(type), 0, SLAB_USERCOPY, NULL)
+
#define NV_KMEM_CACHE_DESTROY(kmem_cache) \
kmem_cache_destroy(kmem_cache)
diff -urp work.orig/kernel/common/inc/nv-modeset-interface.h work/kernel/common/inc/nv-modeset-interface.h
--- work.orig/kernel/common/inc/nv-modeset-interface.h 2016-03-17 03:58:29.000000000 +0100
+++ work/kernel/common/inc/nv-modeset-interface.h 2016-03-22 13:51:58.637292065 +0100
@@ -72,7 +72,7 @@ typedef struct {
* mix nvidia and nvidia-modeset kernel modules from different
* releases.
*/
- const char *version_string;
+// const char *version_string;
/*
* Allocate and free an nvidia_stack_t to pass into
@@ -115,6 +115,6 @@ typedef struct {
} nvidia_modeset_rm_ops_t;
-NV_STATUS nvidia_get_rm_ops(nvidia_modeset_rm_ops_t *rm_ops);
+NV_STATUS nvidia_get_rm_ops(const nvidia_modeset_rm_ops_t **rm_ops, const char **version_string);
#endif /* _NV_MODESET_INTERFACE_H_ */
diff -urp work.orig/kernel/common/inc/nv-register-module.h work/kernel/common/inc/nv-register-module.h
--- work.orig/kernel/common/inc/nv-register-module.h 2016-03-17 03:58:29.000000000 +0100
+++ work/kernel/common/inc/nv-register-module.h 2016-03-22 13:51:58.637292065 +0100
@@ -34,7 +34,7 @@ typedef struct nvidia_module_s {
int (*ioctl)(struct inode *, struct file * file, unsigned int cmd, unsigned long arg);
unsigned int (*poll)(struct file * file, poll_table *wait);
-} nvidia_module_t;
+} __do_const nvidia_module_t;
int nvidia_register_module(nvidia_module_t *);
int nvidia_unregister_module(nvidia_module_t *);
diff -urp work.orig/kernel/nvidia/nv.c work/kernel/nvidia/nv.c
--- work.orig/kernel/nvidia/nv.c 2016-03-17 03:58:29.000000000 +0100
+++ work/kernel/nvidia/nv.c 2016-03-22 13:51:58.637292065 +0100
@@ -654,7 +654,7 @@ int __init nvidia_init_module(void)
NV_SPIN_LOCK_INIT(&km_lock);
#endif
- nvidia_stack_t_cache = NV_KMEM_CACHE_CREATE(nvidia_stack_cache_name,
+ nvidia_stack_t_cache = NV_KMEM_CACHE_CREATE_USERCOPY(nvidia_stack_cache_name,
nvidia_stack_t);
if (nvidia_stack_t_cache == NULL)
{
diff -urp work.orig/kernel/nvidia/nv-chrdev.c work/kernel/nvidia/nv-chrdev.c
--- work.orig/kernel/nvidia/nv-chrdev.c 2016-03-17 03:58:29.000000000 +0100
+++ work/kernel/nvidia/nv-chrdev.c 2016-03-22 13:51:58.637292065 +0100
@@ -20,8 +20,6 @@ int nv_register_chrdev(void *param)
{
nvidia_module_t *module = (nvidia_module_t *)param;
- module->instance = nv_module_instance;
-
return (nvidia_register_module(module));
}
diff -urp work.orig/kernel/nvidia/nv-instance.c work/kernel/nvidia/nv-instance.c
--- work.orig/kernel/nvidia/nv-instance.c 2016-03-17 03:58:29.000000000 +0100
+++ work/kernel/nvidia/nv-instance.c 2016-03-22 13:51:58.637292065 +0100
@@ -51,6 +51,7 @@ struct pci_driver nv_pci_driver = {
nvidia_module_t nv_fops = {
.owner = THIS_MODULE,
.module_name = MODULE_NAME,
+ .instance = MODULE_INSTANCE_NUMBER,
.open = nvidia_open,
.close = nvidia_close,
.ioctl = nvidia_ioctl,
diff -urp work.orig/kernel/nvidia/nv-mmap.c work/kernel/nvidia/nv-mmap.c
--- work.orig/kernel/nvidia/nv-mmap.c 2016-03-17 03:58:29.000000000 +0100
+++ work/kernel/nvidia/nv-mmap.c 2016-03-22 13:51:58.637292065 +0100
@@ -113,12 +113,12 @@ nvidia_vma_release(struct vm_area_struct
}
#if defined(NV_VM_OPERATIONS_STRUCT_HAS_ACCESS)
-static int
+static ssize_t
nvidia_vma_access(
struct vm_area_struct *vma,
unsigned long addr,
void *buffer,
- int length,
+ size_t length,
int write
)
{
diff -urp work.orig/kernel/nvidia/nv-modeset-interface.c work/kernel/nvidia/nv-modeset-interface.c
--- work.orig/kernel/nvidia/nv-modeset-interface.c 2016-03-17 03:58:29.000000000 +0100
+++ work/kernel/nvidia/nv-modeset-interface.c 2016-03-22 13:56:37.019870910 +0100
@@ -100,10 +100,9 @@ static NvU32 nvidia_modeset_enumerate_gp
return count;
}
-NV_STATUS nvidia_get_rm_ops(nvidia_modeset_rm_ops_t *rm_ops)
+NV_STATUS nvidia_get_rm_ops(const nvidia_modeset_rm_ops_t **rm_ops, const char **version_string)
{
- const nvidia_modeset_rm_ops_t local_rm_ops = {
- .version_string = NV_VERSION_STRING,
+ static const nvidia_modeset_rm_ops_t local_rm_ops = {
.alloc_stack = nvidia_modeset_rm_ops_alloc_stack,
.free_stack = nvidia_modeset_rm_ops_free_stack,
.get_gpuid_list = nvidia_get_gpuid_list,
@@ -114,13 +113,13 @@ NV_STATUS nvidia_get_rm_ops(nvidia_modes
.set_callbacks = nvidia_modeset_set_callbacks,
};
- if (strcmp(rm_ops->version_string, NV_VERSION_STRING) != 0)
+ if (strcmp(*version_string, NV_VERSION_STRING) != 0)
{
- rm_ops->version_string = NV_VERSION_STRING;
+ *version_string = NV_VERSION_STRING;
return NV_ERR_GENERIC;
}
- *rm_ops = local_rm_ops;
+ *rm_ops = &local_rm_ops;
return NV_OK;
}
diff -urp work.orig/kernel/nvidia-drm/nvidia-drm-drv.c work/kernel/nvidia-drm/nvidia-drm-drv.c
--- work.orig/kernel/nvidia-drm/nvidia-drm-drv.c 2016-03-17 03:57:24.000000000 +0100
+++ work/kernel/nvidia-drm/nvidia-drm-drv.c 2016-03-22 14:23:07.084230003 +0100
@@ -586,7 +586,7 @@ static const struct drm_ioctl_desc nv_dr
DRM_CONTROL_ALLOW|DRM_RENDER_ALLOW|DRM_UNLOCKED),
};
-static struct drm_driver nv_drm_driver = {
+static drm_driver_no_const nv_drm_driver __read_only = {
.driver_features = DRIVER_GEM | DRIVER_PRIME | DRIVER_RENDER,
@@ -643,6 +643,7 @@ static void nvidia_update_drm_driver_fea
return;
}
+ pax_open_kernel();
nv_drm_driver.driver_features |= DRIVER_MODESET | DRIVER_ATOMIC;
nv_drm_driver.master_set = nvidia_drm_master_set;
@@ -651,6 +652,7 @@ static void nvidia_update_drm_driver_fea
nv_drm_driver.dumb_create = nvidia_drm_dumb_create;
nv_drm_driver.dumb_map_offset = nvidia_drm_dumb_map_offset;
nv_drm_driver.dumb_destroy = drm_gem_dumb_destroy;
+ pax_close_kernel();
#endif /* NV_DRM_ATOMIC_MODESET_AVAILABLE */
}
diff -urp work.orig/kernel/nvidia-modeset/nvidia-modeset-linux.c work/kernel/nvidia-modeset/nvidia-modeset-linux.c
--- work.orig/kernel/nvidia-modeset/nvidia-modeset-linux.c 2016-03-17 03:57:25.000000000 +0100
+++ work/kernel/nvidia-modeset/nvidia-modeset-linux.c 2016-03-22 13:55:05.208148788 +0100
@@ -317,29 +317,28 @@ static void nvkms_resume(NvU32 gpuId)
* Interface with resman.
*************************************************************************/
-static nvidia_modeset_rm_ops_t __rm_ops = { 0 };
+static const nvidia_modeset_rm_ops_t *__rm_ops;
static nvidia_modeset_callbacks_t nvkms_rm_callbacks = {
- nvkms_suspend,
- nvkms_resume
+ .suspend = nvkms_suspend,
+ .resume = nvkms_resume
};
static int nvkms_alloc_rm(void)
{
NV_STATUS nvstatus;
int ret;
+ const char *version_string = NV_VERSION_STRING;
- __rm_ops.version_string = NV_VERSION_STRING;
-
- nvstatus = nvidia_get_rm_ops(&__rm_ops);
+ nvstatus = nvidia_get_rm_ops(&__rm_ops, &version_string);
if (nvstatus != NV_OK) {
printk(KERN_ERR NVKMS_LOG_PREFIX "Version mismatch: "
"nvidia.ko(%s) nvidia-modeset.ko(%s)\n",
- __rm_ops.version_string, NV_VERSION_STRING);
+ version_string, NV_VERSION_STRING);
return -EINVAL;
}
- ret = __rm_ops.set_callbacks(&nvkms_rm_callbacks);
+ ret = __rm_ops->set_callbacks(&nvkms_rm_callbacks);
if (ret < 0) {
printk(KERN_ERR NVKMS_LOG_PREFIX "Failed to register callbacks\n");
return ret;
@@ -350,20 +349,20 @@ static int nvkms_alloc_rm(void)
static void nvkms_free_rm(void)
{
- __rm_ops.set_callbacks(NULL);
+ __rm_ops->set_callbacks(NULL);
}
void NVKMS_API_CALL nvkms_call_rm(void *ops)
{
nvidia_modeset_stack_ptr stack = NULL;
- if (__rm_ops.alloc_stack(&stack) != 0) {
+ if (__rm_ops->alloc_stack(&stack) != 0) {
return;
}
- __rm_ops.op(stack, ops);
+ __rm_ops->op(stack, ops);
- __rm_ops.free_stack(stack);
+ __rm_ops->free_stack(stack);
}
/*************************************************************************
@@ -685,13 +684,13 @@ NvBool NVKMS_API_CALL nvkms_open_gpu(NvU
nvidia_modeset_stack_ptr stack = NULL;
NvBool ret;
- if (__rm_ops.alloc_stack(&stack) != 0) {
+ if (__rm_ops->alloc_stack(&stack) != 0) {
return NV_FALSE;
}
- ret = __rm_ops.open_gpu(gpuId, stack) == 0;
+ ret = __rm_ops->open_gpu(gpuId, stack) == 0;
- __rm_ops.free_stack(stack);
+ __rm_ops->free_stack(stack);
return ret;
}
@@ -700,18 +699,18 @@ void NVKMS_API_CALL nvkms_close_gpu(NvU3
{
nvidia_modeset_stack_ptr stack = NULL;
- if (__rm_ops.alloc_stack(&stack) != 0) {
+ if (__rm_ops->alloc_stack(&stack) != 0) {
return;
}
- __rm_ops.close_gpu(gpuId, stack);
+ __rm_ops->close_gpu(gpuId, stack);
- __rm_ops.free_stack(stack);
+ __rm_ops->free_stack(stack);
}
NvU32 NVKMS_API_CALL nvkms_enumerate_gpus(nv_gpu_info_t *gpu_info)
{
- return __rm_ops.enumerate_gpus(gpu_info);
+ return __rm_ops->enumerate_gpus(gpu_info);
}
/*************************************************************************
diff -urp work.orig/kernel/nvidia-uvm/uvm8_global.c work/kernel/nvidia-uvm/uvm8_global.c
--- work.orig/kernel/nvidia-uvm/uvm8_global.c 2016-03-17 03:59:59.000000000 +0100
+++ work/kernel/nvidia-uvm/uvm8_global.c 2016-03-22 14:00:03.852089935 +0100
@@ -33,17 +33,17 @@
#include "nv_uvm_interface.h"
uvm_global_t g_uvm_global;
-static struct UvmOpsUvmEvents g_exported_uvm8_ops;
+static struct UvmOpsUvmEvents g_exported_uvm8_ops = {
+ .startDevice = NULL,
+ .stopDevice = NULL,
+ .isrTopHalf = uvm8_isr_top_half,
+};
static bool g_ops_registered = false;
static NV_STATUS uvm8_register_callbacks(void)
{
NV_STATUS status = NV_OK;
- g_exported_uvm8_ops.startDevice = NULL;
- g_exported_uvm8_ops.stopDevice = NULL;
- g_exported_uvm8_ops.isrTopHalf = uvm8_isr_top_half;
-
// Register the UVM callbacks with the main GPU driver:
status = uvm_rm_locked_call(nvUvmInterfaceRegisterUvmCallbacks(&g_exported_uvm8_ops));
if (status != NV_OK)
diff -urp work.orig/kernel/nvidia-uvm/uvm8_gpu_semaphore.c work/kernel/nvidia-uvm/uvm8_gpu_semaphore.c
--- work.orig/kernel/nvidia-uvm/uvm8_gpu_semaphore.c 2016-03-17 03:59:59.000000000 +0100
+++ work/kernel/nvidia-uvm/uvm8_gpu_semaphore.c 2016-03-22 13:51:58.641294799 +0100
@@ -285,7 +285,7 @@ NvU64 uvm_gpu_semaphore_get_gpu_va(uvm_g
NvU32 uvm_gpu_semaphore_get_payload(uvm_gpu_semaphore_t *semaphore)
{
- return ACCESS_ONCE(*semaphore->payload);
+ return ACCESS_ONCE_RW(*semaphore->payload);
}
void uvm_gpu_semaphore_set_payload(uvm_gpu_semaphore_t *semaphore, NvU32 payload)
@@ -301,7 +301,7 @@ void uvm_gpu_semaphore_set_payload(uvm_g
// being optimized out on non-SMP configs (we need them for interacting with
// the GPU correctly even on non-SMP).
mb();
- ACCESS_ONCE(*semaphore->payload) = payload;
+ ACCESS_ONCE_RW(*semaphore->payload) = payload;
}
NV_STATUS uvm_gpu_tracking_semaphore_alloc(uvm_gpu_semaphore_pool_t *pool, uvm_gpu_tracking_semaphore_t *tracking_sem)
diff -urp work.orig/kernel/nvidia-uvm/uvm8_hal.h work/kernel/nvidia-uvm/uvm8_hal.h
--- work.orig/kernel/nvidia-uvm/uvm8_hal.h 2016-03-17 03:59:59.000000000 +0100
+++ work/kernel/nvidia-uvm/uvm8_hal.h 2016-03-22 13:55:38.620347598 +0100
@@ -293,7 +293,7 @@ typedef struct
// fault_buffer_ops: id is a hardware class
uvm_fault_buffer_hal_t fault_buffer_ops;
} u;
-} uvm_hal_class_ops_t;
+} __do_const uvm_hal_class_ops_t;
// When UVM next support is enabled support for future chips in the hal is
// enabled by providing additional hal table entries below.
diff -urp work.orig/kernel/nvidia-uvm/uvm8_mmu.h work/kernel/nvidia-uvm/uvm8_mmu.h
--- work.orig/kernel/nvidia-uvm/uvm8_mmu.h 2016-03-17 03:59:59.000000000 +0100
+++ work/kernel/nvidia-uvm/uvm8_mmu.h 2016-03-22 13:57:44.255581049 +0100
@@ -24,7 +24,6 @@
#ifndef __UVM8_MMU_H__
#define __UVM8_MMU_H__
-#include "uvm8_forward_decl.h"
#include "uvm8_hal_types.h"
#include "uvm8_pmm_gpu.h"
#include "uvmtypes.h"
diff -urp work.orig/kernel/nvidia-uvm/uvm_common.c work/kernel/nvidia-uvm/uvm_common.c
--- work.orig/kernel/nvidia-uvm/uvm_common.c 2016-03-17 03:59:59.000000000 +0100
+++ work/kernel/nvidia-uvm/uvm_common.c 2016-03-22 13:59:20.045675359 +0100
@@ -54,7 +54,6 @@
#include "uvm8_forward_decl.h"
static dev_t g_uvmBaseDev;
-struct UvmOpsUvmEvents g_exportedUvmOps;
static char* uvm_driver_mode = "lite";
@@ -171,10 +170,16 @@ static NV_STATUS uvmSetupGpuProvider(voi
{
NV_STATUS status = NV_OK;
- g_exportedUvmOps.startDevice = uvm_gpu_event_start_device;
- g_exportedUvmOps.stopDevice = uvm_gpu_event_stop_device;
- if (uvmfull_activated())
- g_exportedUvmOps.isrTopHalf = uvmfull_isr_top_half;
+ static struct UvmOpsUvmEvents g_exportedUvmOps = {
+ .startDevice = uvm_gpu_event_start_device,
+ .stopDevice = uvm_gpu_event_stop_device,
+ };
+
+ if (uvmfull_activated()) {
+ pax_open_kernel();
+ *(void **)&g_exportedUvmOps.isrTopHalf = uvmfull_isr_top_half;
+ pax_close_kernel();
+ }
// call RM to exchange the function pointers.
status = nvUvmInterfaceRegisterUvmCallbacks(&g_exportedUvmOps);
diff -urp work.orig/kernel/nvidia-uvm/uvm_full_fault_buffer.h work/kernel/nvidia-uvm/uvm_full_fault_buffer.h
--- work.orig/kernel/nvidia-uvm/uvm_full_fault_buffer.h 2016-03-17 03:59:59.000000000 +0100
+++ work/kernel/nvidia-uvm/uvm_full_fault_buffer.h 2016-03-22 13:51:58.645297533 +0100
@@ -31,6 +31,7 @@
#define _UVM_FULL_FAULT_BUFFER_H_
#include "uvmtypes.h"
+#include "linux/compiler.h"
#define MAXWELL_FAULT_BUFFER_A (0xb069)
#define MEM_RD32(a) (*(const volatile NvU32 *)(a))
@@ -303,7 +304,7 @@ typedef struct
NvUvmControlPrefetch_t controlPrefetch;
NvUvmTestFaultBufferOverflow_t testFaultBufferOverflow;
NvUvmClearFaultBufferOverflow_t clearFaultBufferOverflow;
-} UvmFaultBufferOps;
+} __no_const UvmFaultBufferOps;
/******************************************************************************
uvmfull_fault_buffer_init
diff -urp work.orig/kernel/nvidia-uvm/uvm_linux.h work/kernel/nvidia-uvm/uvm_linux.h
--- work.orig/kernel/nvidia-uvm/uvm_linux.h 2016-03-17 03:59:59.000000000 +0100
+++ work/kernel/nvidia-uvm/uvm_linux.h 2016-03-22 14:09:14.810534336 +0100
@@ -485,7 +485,7 @@ static inline NvU64 NV_GETTIME(void)
// WRITE_ONCE/READ_ONCE have incompatible definitions across versions, which produces warnings.
// Therefore, we define our own macros
-#define UVM_WRITE_ONCE(x, val) (ACCESS_ONCE(x) = (val))
+#define UVM_WRITE_ONCE(x, val) (ACCESS_ONCE_RW(x) = (val))
#define UVM_READ_ONCE(x) ACCESS_ONCE(x)
// Added in 3.11
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