NVIDIA/open-gpu-kernel-modules
1
0
Fork 0
mirror of https://github.com/NVIDIA/open-gpu-kernel-modules.git synced 2026-03-09 23:29:51 +00:00
Code Issues Packages Projects Releases Wiki Activity

590.44.01

Browse Source
This commit is contained in:
Maneet Singh
2025-12-02 15:32:25 -08:00
parent 2af9f1f0f7
commit a5bfb10e75
954 changed files with 421883 additions and 408177 deletions
Download Patch File Download Diff File Expand all files Collapse all files

19
kernel-open/nvidia/nv-mmap.c
View File

@@ -334,15 +334,21 @@ int nv_encode_caching(
NV_PGPROT_UNCACHED(*prot) :
NV_PGPROT_UNCACHED_DEVICE(*prot);
break;
#if defined(NV_PGPROT_WRITE_COMBINED) && \
defined(NV_PGPROT_WRITE_COMBINED_DEVICE)
#if defined(NV_PGPROT_WRITE_COMBINED)
case NV_MEMORY_DEFAULT:
case NV_MEMORY_WRITECOMBINED:
if (NV_ALLOW_WRITE_COMBINING(memory_type))
{
#if defined(NVCPU_RISCV64)
/*
* Don't attempt to mark sysmem pages as write combined on riscv.
* Bug 5404055 to clean up this check.
*/
*prot = (memory_type == NV_MEMORY_TYPE_FRAMEBUFFER) ?
NV_PGPROT_WRITE_COMBINED_DEVICE(*prot) :
NV_PGPROT_WRITE_COMBINED(*prot);
NV_PGPROT_WRITE_COMBINED(*prot) : *prot;
#else
*prot = NV_PGPROT_WRITE_COMBINED(*prot);
#endif
break;
}
@@ -590,7 +596,8 @@ int nvidia_mmap_helper(
// TODO: Refactor is needed as part of bug#2001704.
//
if ((nv_get_numa_status(nvl) == NV_NUMA_STATUS_ONLINE) &&
!IS_REG_OFFSET(nv, access_start, access_len) &&
pfn_to_page(__phys_to_pfn(access_start)) != NULL &&
pfn_to_page(__phys_to_pfn(access_start + access_len - 1)) != NULL &&
(mmap_context->num_pages != 0))
{
ret = nvidia_mmap_numa(vma, mmap_context);
@@ -894,7 +901,7 @@ static NvBool nv_vma_enter_locked(struct vm_area_struct *vma, NvBool detaching)
{
// Clean up on error: release refcount and dep_map
refcount_sub_and_test(VMA_LOCK_OFFSET, &vma->vm_refcnt);
rwsem_release(&vma->vmlock_dep_map, _RET_IP_);
rwsem_release(&vma->vmlock_dep_map, _RET_IP_);
return NV_FALSE;
}