On Tue, Apr 22, 2014 at 12:37:51PM +0800, WANG Chao wrote: > On 04/22/14 at 10:56am, WANG Chao wrote: > > Hi, All > > > > This patchset enables passing memory map via E820 map on x86 platform instead > > of memmap=exactmap. It's a better design and will solve the following problem > > so far: > > > > - kernel cmdline is limited resource and large machines tend to have many > > memory ranges that may excceed kernel cmdline limit size. > > - kASLR doesn't work with memmap=exactmap, because kASLR happens early than > > user defined memmap=exactmap takes effect. > > > > Unfortunately, saved_max_pfn still got its user out there (calgry pci, it looks > > like the only one). So for backward compatibility, I'm introducing a new option > > --pass-memmap-cmdline to force kexec-tools to pass memmap=exactmap, the old way. > > > > This patchset contains massive updates from the previous one. I take some > > suggestions from reviewers. I try to split the changes into smaller pieces and > > keep the whole change as minimal as I can so it wouldn't be too harsh to review > > the patch. > > > > Any comment is appreciate! > > > > v7->v6: > > dyoung/Simon: > > - more description for CRASH_MAX_MEMMAP_NR to be 1024 > > Hi, Simon > > I've changed 5/9 regarding Dave's comment and yours. Could you please > pick up this patchset if there's no more problem? Thanks for all the hard work. I have applied the entire series.
