[PATCH v7 0/7] kexec: put bzImage and ramdisk above 4G for x86 64bit

Simon Horman horms at verge.net.au
Sun Jan 27 19:49:13 EST 2013


On Fri, Jan 25, 2013 at 07:48:39AM -0800, Yinghai Lu wrote:
> On Fri, Jan 25, 2013 at 1:08 AM, Simon Horman <horms at verge.net.au> wrote:
> > On Thu, Jan 24, 2013 at 12:44:17PM -0800, Yinghai Lu wrote:
> >> Now we have limit kdump reserved under 896M, because kexec has the limitation.
> >> and also bzImage need to stay under 4g.
> >>
> >> kernel parts changes could be found at:
> >>         git://git.kernel.org/pub/scm/linux/kernel/git/yinghai/linux-yinghai.git for-x86-boot
> >>
> >> here patches are for kexec tools to load bzImage and ramdisk above 4G
> >> acccording to new added boot header fields.
> >>
> >> -v3: address review from Eric to use locate_hole at first.
> >>      use xloadflags instead.
> >> -v4: remove the restriction about bzImage not crossing GB boundary.
> >>      add real-mode fix for bzImage.
> >>      add --entry-32bit and --real-mode for skip bzImage64.
> >> -v5: use USE_EXT_BOOT_PARAMS bit in xloadflags.
> >> -v6: use sentinel instead of USE_EXT_BOOT_PARAMS.
> >>      add crashkernel_low support
> >> -v7: Separate bootloader id setting in another patch
> >
> > Hi Yinghai, Hi All,
> >
> > my current thinking with regards to this is that I would like to take
> > these changes into the kexec-tools tree once there is consensus and
> > kernel portions have been accepted. If that makes sense please let me know
> > when those conditions have been met. Otherwise lets discuss a different
> > strategy.
> 
> Peter said he will put kernel related patches in tip soon with some
> edits from him.
> 
> Do you want to wait those kexec-tools patches hit tip tree or Linus tree?

Yes, if you could ping me when they hit Linus's tree that would be great.



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