Re: [PATCH] of: Fix reserved-memory overlap detection

2020-10-21 Thread Vincent Whitchurch
On Tue, Oct 20, 2020 at 04:17:27PM +0200, Rob Herring wrote: > On Tue, Oct 20, 2020 at 8:46 AM Vincent Whitchurch > wrote: > > On Tue, Oct 20, 2020 at 03:00:14PM +0200, Rob Herring wrote: > > > On Tue, Oct 20, 2020 at 2:36 AM Vincent Whitchurch > > > wrote: > > > > > > > > The reserved-memory ove

Re: [PATCH] of: Fix reserved-memory overlap detection

2020-10-20 Thread Rob Herring
On Tue, Oct 20, 2020 at 8:46 AM Vincent Whitchurch wrote: > > On Tue, Oct 20, 2020 at 03:00:14PM +0200, Rob Herring wrote: > > On Tue, Oct 20, 2020 at 2:36 AM Vincent Whitchurch > > wrote: > > > > > > The reserved-memory overlap detection code fails to detect overlaps if > > > either of the regio

Re: [PATCH] of: Fix reserved-memory overlap detection

2020-10-20 Thread Vincent Whitchurch
On Tue, Oct 20, 2020 at 03:00:14PM +0200, Rob Herring wrote: > On Tue, Oct 20, 2020 at 2:36 AM Vincent Whitchurch > wrote: > > > > The reserved-memory overlap detection code fails to detect overlaps if > > either of the regions starts at address 0x0. For some reason the code > > explicitly checks

Re: [PATCH] of: Fix reserved-memory overlap detection

2020-10-20 Thread Rob Herring
On Tue, Oct 20, 2020 at 2:36 AM Vincent Whitchurch wrote: > > The reserved-memory overlap detection code fails to detect overlaps if > either of the regions starts at address 0x0. For some reason the code > explicitly checks for and ignores such regions, but this check looks > invalid. Remove th

[PATCH] of: Fix reserved-memory overlap detection

2020-10-20 Thread Vincent Whitchurch
The reserved-memory overlap detection code fails to detect overlaps if either of the regions starts at address 0x0. For some reason the code explicitly checks for and ignores such regions, but this check looks invalid. Remove the check and fix this detection. For example, no overlap is currently