From: Goffredo Baroncelli <kreijack@xxxxxxxxx> Signed-off-by: Goffredo Baroncelli <kreijack@xxxxxxxxx> --- Documentation/btrfs-inspect-internal.asciidoc | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/Documentation/btrfs-inspect-internal.asciidoc b/Documentation/btrfs-inspect-internal.asciidoc index 35e2237..0497d08 100644 --- a/Documentation/btrfs-inspect-internal.asciidoc +++ b/Documentation/btrfs-inspect-internal.asciidoc @@ -151,6 +151,17 @@ Print raw numbers in bytes. + Show the placement of a given file (at offset 'off', default 0) on the disks. +*physical-dump* [-c <copynr>|-s <stripenr>|-p <paritynr>] <path> [<off>]:: +(needs root privileges) ++ +Dump the disk content of a given file (at offset 'off', default 0). +For RAID1/RAID10/DUP 'copynr', select which copy will be dumped. For +RAID5/RAID6, 'paritynr' specifies which parity will be dumped. For +RAID5/RAID6, 'stripenr' specifies which stripe elemnt will be dumped. ++ +'off' must be a multiple of 4096. 4096 bytes are dumped, even if the file +is shorter. + EXIT STATUS ----------- *btrfs inspect-internal* returns a zero exit status if it succeeds. Non zero is -- 2.8.1 -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
