NVIDIA/open-gpu-kernel-modules
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This commit is contained in:
Andy Ritger
2022-11-10 08:39:33 -08:00
parent 7c345b838b
commit 758b4ee818
1323 changed files with 262135 additions and 60754 deletions
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53
kernel-open/nvidia-uvm/uvm_linux.h
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@@ -88,7 +88,7 @@
#include "nv-kthread-q.h"
#if NV_KTHREAD_Q_SUPPORTS_AFFINITY() == 1 && defined(NV_CPUMASK_OF_NODE_PRESENT)
#if defined(NV_CPUMASK_OF_NODE_PRESENT)
#define UVM_THREAD_AFFINITY_SUPPORTED() 1
#else
#define UVM_THREAD_AFFINITY_SUPPORTED() 0
@@ -136,8 +136,8 @@ static inline const struct cpumask *uvm_cpumask_of_node(int node)
#endif
// See bug 1707453 for further details about setting the minimum kernel version.
#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 32)
# error This driver does not support kernels older than 2.6.32!
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 10, 0)
# error This driver does not support kernels older than 3.10!
#endif
#if !defined(VM_RESERVED)
@@ -217,10 +217,6 @@ static inline const struct cpumask *uvm_cpumask_of_node(int node)
#define NV_UVM_GFP_FLAGS (GFP_KERNEL)
#if !defined(NV_ADDRESS_SPACE_INIT_ONCE_PRESENT)
void address_space_init_once(struct address_space *mapping);
#endif
// Develop builds define DEBUG but enable optimization
#if defined(DEBUG) && !defined(NVIDIA_UVM_DEVELOP)
// Wrappers for functions not building correctly without optimizations on,
@@ -352,23 +348,6 @@ static inline NvU64 NV_GETTIME(void)
(bit) = find_next_zero_bit((addr), (size), (bit) + 1))
#endif
// bitmap_clear was added in 2.6.33 via commit c1a2a962a2ad103846e7950b4591471fabecece7
#if !defined(NV_BITMAP_CLEAR_PRESENT)
static inline void bitmap_clear(unsigned long *map, unsigned int start, int len)
{
unsigned int index = start;
for_each_set_bit_from(index, map, start + len)
__clear_bit(index, map);
}
static inline void bitmap_set(unsigned long *map, unsigned int start, int len)
{
unsigned int index = start;
for_each_clear_bit_from(index, map, start + len)
__set_bit(index, map);
}
#endif
// Added in 2.6.24
#ifndef ACCESS_ONCE
#define ACCESS_ONCE(x) (*(volatile typeof(x) *)&(x))
@@ -439,17 +418,6 @@ static inline NvU64 NV_GETTIME(void)
#define PAGE_ALIGNED(addr) (((addr) & (PAGE_SIZE - 1)) == 0)
#endif
// Added in 2.6.37 via commit e1ca7788dec6773b1a2bce51b7141948f2b8bccf
#if !defined(NV_VZALLOC_PRESENT)
static inline void *vzalloc(unsigned long size)
{
void *p = vmalloc(size);
if (p)
memset(p, 0, size);
return p;
}
#endif
// Changed in 3.17 via commit 743162013d40ca612b4cb53d3a200dff2d9ab26e
#if (NV_WAIT_ON_BIT_LOCK_ARGUMENT_COUNT == 3)
#define UVM_WAIT_ON_BIT_LOCK(word, bit, mode) \
@@ -505,21 +473,6 @@ static bool radix_tree_empty(struct radix_tree_root *tree)
#endif
#endif
#if !defined(NV_USLEEP_RANGE_PRESENT)
static void __sched usleep_range(unsigned long min, unsigned long max)
{
unsigned min_msec = min / 1000;
unsigned max_msec = max / 1000;
if (min_msec != 0)
msleep(min_msec);
else if (max_msec != 0)
msleep(max_msec);
else
msleep(1);
}
#endif
typedef struct
{
struct mem_cgroup *new_memcg;