Re: [PATCH v5 1/1] memory_hotplug: Add a bounds check to __add_pages

2019-09-29 Thread Alastair D'Silva
On Mon, 2019-09-30 at 12:21 +1000, Alastair D'Silva wrote: > From: Alastair D'Silva > > On PowerPC, the address ranges allocated to OpenCAPI LPC memory > are allocated from firmware. These address ranges may be higher > than what older kernels permit, as we increased the maximum > permissable add

[PATCH v5 1/1] memory_hotplug: Add a bounds check to __add_pages

2019-09-29 Thread Alastair D'Silva
From: Alastair D'Silva On PowerPC, the address ranges allocated to OpenCAPI LPC memory are allocated from firmware. These address ranges may be higher than what older kernels permit, as we increased the maximum permissable address in commit 4ffe713b7587 ("powerpc/mm: Increase the max addressable