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/sys/kernel/vmcoreinfo was introduced long back but there is no ABI documentation. This patch adds the documentation. Signed-off-by: Vivek Goyal <[email protected]> Cc: Ken'ichi Ohmichi <[email protected]> Cc: Dan Aloni <[email protected]> Cc: Greg KH <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
15 lines
597 B
Plaintext
15 lines
597 B
Plaintext
What: /sys/kernel/vmcoreinfo
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Date: October 2007
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KernelVersion: 2.6.24
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Contact: Ken'ichi Ohmichi <[email protected]>
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Kexec Mailing List <[email protected]>
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Vivek Goyal <[email protected]>
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Description
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Shows physical address and size of vmcoreinfo ELF note.
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First value contains physical address of note in hex and
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second value contains the size of note in hex. This ELF
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note info is parsed by second kernel and exported to user
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space as part of ELF note in /proc/vmcore file. This note
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contains various information like struct size, symbol
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values, page size etc.
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