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Diffstat (limited to 'Documentation/x86/pat.txt')
| -rw-r--r-- | Documentation/x86/pat.txt | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/Documentation/x86/pat.txt b/Documentation/x86/pat.txt index 2a4ee6302122f..481d8d8536acd 100644 --- a/Documentation/x86/pat.txt +++ b/Documentation/x86/pat.txt @@ -90,12 +90,12 @@ pci proc | -- | -- | WC | Advanced APIs for drivers ------------------------- A. Exporting pages to users with remap_pfn_range, io_remap_pfn_range, -vm_insert_pfn +vmf_insert_pfn Drivers wanting to export some pages to userspace do it by using mmap interface and a combination of 1) pgprot_noncached() -2) io_remap_pfn_range() or remap_pfn_range() or vm_insert_pfn() +2) io_remap_pfn_range() or remap_pfn_range() or vmf_insert_pfn() With PAT support, a new API pgprot_writecombine is being added. So, drivers can continue to use the above sequence, with either pgprot_noncached() or |