Hello, On Tue, 17 Dec 2024, Julian Anastasov wrote: > On Sat, 14 Dec 2024, David Laight wrote: > > > The 'max_avail' value is calculated from the system memory > > size using order_base_2(). > > order_base_2(x) is defined as '(x) ? fn(x) : 0'. > > The compiler generates two copies of the code that follows > > and then expands clamp(max, min, PAGE_SHIFT - 12) (11 on 32bit). > > This triggers a compile-time assert since min is 5. > > 8 ? > > > > > In reality a system would have to have less than 512MB memory Also, note that this is 512KB (practically impossible), not 512MB. So, it can fail only on build. Regards -- Julian Anastasov <ja@xxxxxx>
