Am 10.10.20 um 00:25 schrieb Jason Gunthorpe:
On Fri, Oct 09, 2020 at 03:04:20PM -0700, Andrew Morton wrote:
On Fri, 9 Oct 2020 17:03:37 +0200 "Christian König"
wrote:
Patch "495c10cc1c0c CHROMIUM: dma-buf: restore args..."
adds a workaround for a bug in mmap_region.
As the comment states
Jason Gunthorpe wrote:
> On Fri, Oct 09, 2020 at 03:04:20PM -0700, Andrew Morton wrote:
>> On Fri, 9 Oct 2020 17:03:37 +0200 "Christian König"
>> wrote:
>>
>> > Patch "495c10cc1c0c CHROMIUM: dma-buf: restore args..."
>> > adds a workaround for a bug in mmap_region.
>> >
>> > As the comment
On Fri, Oct 09, 2020 at 03:04:20PM -0700, Andrew Morton wrote:
> On Fri, 9 Oct 2020 17:03:37 +0200 "Christian König"
> wrote:
>
> > Patch "495c10cc1c0c CHROMIUM: dma-buf: restore args..."
> > adds a workaround for a bug in mmap_region.
> >
> > As the comment states ->mmap() callback can
On Fri, 9 Oct 2020 17:03:37 +0200 "Christian König"
wrote:
> Patch "495c10cc1c0c CHROMIUM: dma-buf: restore args..."
> adds a workaround for a bug in mmap_region.
>
> As the comment states ->mmap() callback can change
> vma->vm_file and so we might call fput() on the wrong file.
>
> Revert
On Fri, Oct 09, 2020 at 05:03:37PM +0200, Christian König wrote:
> Patch "495c10cc1c0c CHROMIUM: dma-buf: restore args..."
> adds a workaround for a bug in mmap_region.
>
> As the comment states ->mmap() callback can change
> vma->vm_file and so we might call fput() on the wrong file.
>
> Revert
Patch "495c10cc1c0c CHROMIUM: dma-buf: restore args..."
adds a workaround for a bug in mmap_region.
As the comment states ->mmap() callback can change
vma->vm_file and so we might call fput() on the wrong file.
Revert the workaround and proper fix this in mmap_region.
Signed-off-by: Christian
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