Re: [PATCH 11/29] mm: only allow page table mappings for built-in zsmalloc

2020-04-16 Thread Minchan Kim
On Tue, Apr 14, 2020 at 03:13:30PM +0200, Christoph Hellwig wrote: > This allows to unexport map_vm_area and unmap_kernel_range, which are > rather deep internal and should not be available to modules, as they for > example allow fine grained control of mapping permissions, and also > allow

[PATCH 11/29] mm: only allow page table mappings for built-in zsmalloc

2020-04-14 Thread Christoph Hellwig
This allows to unexport map_vm_area and unmap_kernel_range, which are rather deep internal and should not be available to modules, as they for example allow fine grained control of mapping permissions, and also allow splitting the setup of a vmalloc area and the actual mapping and thus expose