mirros/rockchip-kernel
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

misc: rockchip: pcie-rkep: Remove redundancy vm_flags

Browse Source 
1.It will be added by remap_pfn_range_internal;
2.Fix compile warning:
drivers/misc/rockchip/pcie-rkep.c:613:23: error: assignment of read-only member 'vm_flags'
  613 |         vma->vm_flags |= VM_IO;
      |                       ^~
drivers/misc/rockchip/pcie-rkep.c:614:23: error: assignment of read-only member 'vm_flags'
  614 |         vma->vm_flags |= (VM_DONTEXPAND | VM_DONTDUMP);
      |                       ^~

Change-Id: I3c705248b216c246a8efb25f28c44fc419110fee
Signed-off-by: Jon Lin <jon.lin@rock-chips.com>
This commit is contained in:
Jon Lin
2025-07-30 11:29:33 +08:00
committed by Tao Huang
parent 0c442bded1
commit 243363ccfd
1 changed files with 0 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/misc/rockchip/pcie-rkep.c
View File

@@ -610,9 +610,6 @@ static int pcie_rkep_mmap(struct file *file, struct vm_area_struct *vma)
return -EINVAL;
}
vma->vm_flags |= VM_IO;
vma->vm_flags |= (VM_DONTEXPAND | VM_DONTDUMP);
if (pcie_rkep->cur_mmap_res == PCIE_EP_MMAP_RESOURCE_BAR2 ||
pcie_rkep->cur_mmap_res == PCIE_EP_MMAP_RESOURCE_USER_MEM)
vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot);