On 2016/4/23 2:38, Andrew Morton wrote:
On Fri, 22 Apr 2016 18:31:28 +0800 Yongji Xie wrote:
We used generic hooks in remap_pfn_range to help archs to
track pfnmap regions. The code is something like:
int remap_pfn_range()
{
...
track_pfn_remap(vma,
On 2016/4/23 2:38, Andrew Morton wrote:
On Fri, 22 Apr 2016 18:31:28 +0800 Yongji Xie wrote:
We used generic hooks in remap_pfn_range to help archs to
track pfnmap regions. The code is something like:
int remap_pfn_range()
{
...
track_pfn_remap(vma, , pfn, addr,
On Fri, 22 Apr 2016 18:31:28 +0800 Yongji Xie wrote:
> We used generic hooks in remap_pfn_range to help archs to
> track pfnmap regions. The code is something like:
>
> int remap_pfn_range()
> {
> ...
> track_pfn_remap(vma, , pfn, addr, PAGE_ALIGN(size));
On Fri, 22 Apr 2016 18:31:28 +0800 Yongji Xie wrote:
> We used generic hooks in remap_pfn_range to help archs to
> track pfnmap regions. The code is something like:
>
> int remap_pfn_range()
> {
> ...
> track_pfn_remap(vma, , pfn, addr, PAGE_ALIGN(size));
> ...
> pfn -=
We used generic hooks in remap_pfn_range to help archs to
track pfnmap regions. The code is something like:
int remap_pfn_range()
{
...
track_pfn_remap(vma, , pfn, addr, PAGE_ALIGN(size));
...
pfn -= addr >> PAGE_SHIFT;
...
untrack_pfn(vma, pfn,
We used generic hooks in remap_pfn_range to help archs to
track pfnmap regions. The code is something like:
int remap_pfn_range()
{
...
track_pfn_remap(vma, , pfn, addr, PAGE_ALIGN(size));
...
pfn -= addr >> PAGE_SHIFT;
...
untrack_pfn(vma, pfn,
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