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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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40
kernel-open/nvidia/nv-vm.c
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@@ -295,8 +295,18 @@ static NV_STATUS nv_alloc_coherent_pages(
unsigned int gfp_mask;
unsigned long virt_addr = 0;
dma_addr_t bus_addr;
nv_linux_state_t *nvl = NV_GET_NVL_FROM_NV_STATE(nv);
struct device *dev = nvl->dev;
nv_linux_state_t *nvl;
struct device *dev;
if (!nv)
{
nv_printf(NV_DBG_MEMINFO,
"NVRM: VM: %s: coherent page alloc on nvidiactl not supported\n", __FUNCTION__);
return NV_ERR_NOT_SUPPORTED;
}
nvl = NV_GET_NVL_FROM_NV_STATE(nv);
dev = nvl->dev;
gfp_mask = nv_compute_gfp_mask(nv, at);
@@ -691,29 +701,3 @@ void nv_vm_unmap_pages(
nv_vunmap(virt_addr, count);
}
void nv_address_space_init_once(struct address_space *mapping)
{
#if defined(NV_ADDRESS_SPACE_INIT_ONCE_PRESENT)
address_space_init_once(mapping);
#else
memset(mapping, 0, sizeof(*mapping));
INIT_RADIX_TREE(&mapping->page_tree, GFP_ATOMIC);
#if defined(NV_ADDRESS_SPACE_HAS_RWLOCK_TREE_LOCK)
//
// The .tree_lock member variable was changed from type rwlock_t, to
// spinlock_t, on 25 July 2008, by mainline commit
// 19fd6231279be3c3bdd02ed99f9b0eb195978064.
//
rwlock_init(&mapping->tree_lock);
#else
spin_lock_init(&mapping->tree_lock);
#endif
spin_lock_init(&mapping->i_mmap_lock);
INIT_LIST_HEAD(&mapping->private_list);
spin_lock_init(&mapping->private_lock);
INIT_RAW_PRIO_TREE_ROOT(&mapping->i_mmap);
INIT_LIST_HEAD(&mapping->i_mmap_nonlinear);
#endif /* !NV_ADDRESS_SPACE_INIT_ONCE_PRESENT */
}