Messages in this thread | | | From | (Eric W. Biederman) | Date | Sun, 22 Nov 2009 21:12:45 -0800 | Subject | Re: [PATCH] x86: crash kernel reserve with reserve_early -v2 |
| |
Yinghai Lu <yinghai@kernel.org> writes:
> Eric W. Biederman wrote: >> Yinghai Lu <yinghai@kernel.org> writes: >> >>> use find_e820_area/reserve_early instead. >>> >>> -v2: address Eric's request, to restore original semantics. >>> will fail, if the provided address can not be used. >> >> This patch seems reasonable. >> >> YH what is the benefit of using reserve_early, and moving >> reserve_crashkernel earlier? > > old way mixing find_e820_area and reserve_bootmem like bandit...
Sounds like bitrot of the best practices.
> also there are some effects to remove bootmem, so we try to reduce bootmem reference.
Makes sense. Extent based allocators early allocators are much more efficient.
Eric
| |