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Commit bdd490ad authored by Vivek Goyal's avatar Vivek Goyal Committed by Linus Torvalds
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kdump: add /sys/kernel/vmcoreinfo ABI documentation 



/sys/kernel/vmcoreinfo was introduced long back but there is no ABI
documentation.  This patch adds the documentation.

Signed-off-by: default avatarVivek Goyal <vgoyal@redhat.com>
Cc: Ken'ichi Ohmichi <oomichi@mxs.nes.nec.co.jp>
Cc: Dan Aloni <da-x@monatomic.org>
Cc: Greg KH <greg@kroah.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 77019967

Documentation/ABI/testing/sysfs-kernel-vmcoreinfo

0 → 100644
+14 −0
Original line number Diff line number Diff line 
What:		/sys/kernel/vmcoreinfo

Date:		October 2007

KernelVersion:	2.6.24

Contact:	Ken'ichi Ohmichi <oomichi@mxs.nes.nec.co.jp>

		Kexec Mailing List <kexec@lists.infradead.org>

		Vivek Goyal <vgoyal@redhat.com>

Description

		Shows physical address and size of vmcoreinfo ELF note.

		First value contains physical address of note in hex and

		second value contains the size of note in hex. This ELF

		note info is parsed by second kernel and exported to user

		space as part of ELF note in /proc/vmcore file. This note

		contains various information like struct size, symbol

		values, page size etc.