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555.42.02

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(cherry picked from commit 5a1c474040)
This commit is contained in:
Bernhard Stoeckner
2024-05-21 15:11:46 +02:00
committed by Gaurav Juvekar
parent caa2dd11a0
commit 3084c04453
1004 changed files with 172522 additions and 150960 deletions
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37
kernel-open/common/inc/nv-linux.h
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@@ -58,14 +58,10 @@
#include <linux/version.h>
#include <linux/utsname.h>
#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 32)
#error "This driver does not support kernels older than 2.6.32!"
#elif LINUX_VERSION_CODE < KERNEL_VERSION(2, 7, 0)
# define KERNEL_2_6
#elif LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0)
# define KERNEL_3
#else
#error "This driver does not support development kernels!"
#if LINUX_VERSION_CODE == KERNEL_VERSION(4, 4, 0)
// Version 4.4 is allowed, temporarily, although not officially supported.
#elif LINUX_VERSION_CODE < KERNEL_VERSION(4, 15, 0)
#error "This driver does not support kernels older than Linux 4.15!"
#endif
#if defined (CONFIG_SMP) && !defined (__SMP__)
@@ -836,16 +832,16 @@ static inline dma_addr_t nv_phys_to_dma(struct device *dev, NvU64 pa)
#define NV_PRINT_AT(nv_debug_level,at) \
{ \
nv_printf(nv_debug_level, \
"NVRM: VM: %s:%d: 0x%p, %d page(s), count = %d, flags = 0x%08x, " \
"NVRM: VM: %s:%d: 0x%p, %d page(s), count = %d, " \
"page_table = 0x%p\n", __FUNCTION__, __LINE__, at, \
at->num_pages, NV_ATOMIC_READ(at->usage_count), \
at->flags, at->page_table); \
at->page_table); \
}
#define NV_PRINT_VMA(nv_debug_level,vma) \
{ \
nv_printf(nv_debug_level, \
"NVRM: VM: %s:%d: 0x%lx - 0x%lx, 0x%08x bytes @ 0x%016llx, 0x%p, 0x%p\n", \
"NVRM: VM: %s:%d: 0x%lx - 0x%lx, 0x%08lx bytes @ 0x%016llx, 0x%p, 0x%p\n", \
__FUNCTION__, __LINE__, vma->vm_start, vma->vm_end, NV_VMA_SIZE(vma), \
NV_VMA_OFFSET(vma), NV_VMA_PRIVATE(vma), NV_VMA_FILE(vma)); \
}
@@ -1078,6 +1074,8 @@ static inline void nv_kmem_ctor_dummy(void *arg)
kmem_cache_destroy(kmem_cache); \
}
#define NV_KMEM_CACHE_ALLOC_ATOMIC(kmem_cache) \
kmem_cache_alloc(kmem_cache, GFP_ATOMIC)
#define NV_KMEM_CACHE_ALLOC(kmem_cache) \
kmem_cache_alloc(kmem_cache, GFP_KERNEL)
#define NV_KMEM_CACHE_FREE(ptr, kmem_cache) \
@@ -1104,6 +1102,23 @@ static inline void *nv_kmem_cache_zalloc(struct kmem_cache *k, gfp_t flags)
#endif
}
static inline int nv_kmem_cache_alloc_stack_atomic(nvidia_stack_t **stack)
{
nvidia_stack_t *sp = NULL;
#if defined(NVCPU_X86_64)
if (rm_is_altstack_in_use())
{
sp = NV_KMEM_CACHE_ALLOC_ATOMIC(nvidia_stack_t_cache);
if (sp == NULL)
return -ENOMEM;
sp->size = sizeof(sp->stack);
sp->top = sp->stack + sp->size;
}
#endif
*stack = sp;
return 0;
}
static inline int nv_kmem_cache_alloc_stack(nvidia_stack_t **stack)
{
nvidia_stack_t *sp = NULL;