Messages in this thread |  | | | Date | Wed, 17 Aug 2011 17:05:55 -0400 | | From | Vivek Goyal <> | | Subject | Re: [patch v3 3/8] kdump: Add size to elfcorehdr kernel parameter |
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On Fri, Aug 12, 2011 at 03:48:52PM +0200, Michael Holzheu wrote: > From: Michael Holzheu <holzheu@linux.vnet.ibm.com> > > Currently only the address of the pre-allocated ELF header is passed with > the elfcorehdr= kernel parameter. In order to reserve memory for the header > in the 2nd kernel also the size is required. Current kdump architecture > backends use different methods to do that, e.g. x86 uses the memmap= kernel > parameter. On s390 there is no easy way to transfer this information. > Therefore the elfcorehdr kernel parameter is extended to also pass the size. > This now can also be used as standard mechanism by all future kdump > architecture backends.
Michael,
This version looks much better. A quick question. Who parses this elfcorehdr= parameter in s390 and how do we make sure these headers are not overwritten.
Thanks Vivek
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