xref: /OK3568_Linux_fs/kernel/Documentation/ABI/testing/sysfs-kernel-vmcoreinfo (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593SmuzhiyunWhat:		/sys/kernel/vmcoreinfo
2*4882a593SmuzhiyunDate:		October 2007
3*4882a593SmuzhiyunKernelVersion:	2.6.24
4*4882a593SmuzhiyunContact:	Ken'ichi Ohmichi <oomichi@mxs.nes.nec.co.jp>
5*4882a593Smuzhiyun		Kexec Mailing List <kexec@lists.infradead.org>
6*4882a593Smuzhiyun		Vivek Goyal <vgoyal@redhat.com>
7*4882a593SmuzhiyunDescription:
8*4882a593Smuzhiyun		Shows physical address and size of vmcoreinfo ELF note.
9*4882a593Smuzhiyun		First value contains physical address of note in hex and
10*4882a593Smuzhiyun		second value contains the size of note in hex. This ELF
11*4882a593Smuzhiyun		note info is parsed by second kernel and exported to user
12*4882a593Smuzhiyun		space as part of ELF note in /proc/vmcore file. This note
13*4882a593Smuzhiyun		contains various information like struct size, symbol
14*4882a593Smuzhiyun		values, page size etc.
15