From: Dave Anderson <anderson@xxxxxxxxxx> Subject: Re: [PATCH] kmem, snap: iomem/ioport display and vmcore snapshot support Date: Wed, 14 Mar 2012 09:16:29 -0400 (EDT) > > > ----- Original Message ----- >> From: Dave Anderson <anderson@xxxxxxxxxx> >> Subject: Re: [PATCH] kmem, snap: iomem/ioport display >> and vmcore snapshot support >> Date: Tue, 13 Mar 2012 10:17:20 -0400 (EDT) >> <snip> >> >> Anyway it's natural that we should modify the extension module, and >> we'll do that soon. The patch for snap command was a workaround, but >> there's merit to the patch that it makes it possible to use it as >> handy vmcore conversion tool, not just as live kernel dump command, so >> I've posted this here. By this, snap command will become able to >> convert all the format currently crash supports into ELF. Though I >> have yet to test this, this can convert lkcd foramt into ELF, for >> example. Someone might want to use this for vmcore not suppoted by >> Makedumpfile. > > OK, here's what to do. The snap extension module is just that -- it > takes a "snapshot" of live physical memory and creates an ELF file. > I don't want to change that. > It appeared to me that it's natural to add the support of vmcore memory to snap command for a small change of the code; part of getting memory mapping only. > However, I suppose the concept of a "conversion-to-ELF" tool makes sense. > That being the case, please create a standalone extension module, and > call it "mkelf", or "kvm2elf", or whatever name you want. Then we can > add it to the collection of modules on the extension module web page. > OK. This takes just a little more time than extending snap command. I'll send the patch next or a few weeks later. I would barrow most part from the source code of snap command. Thanks. HATAYAMA, Daisuke -- Crash-utility mailing list Crash-utility@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/crash-utility