Jeff, On 10/19/16 01:43, Jeff Moyer wrote: > Damien Le Moal <damien.lemoal@xxxxxxx> writes: > >> diff --git a/Documentation/ABI/testing/sysfs-block b/Documentation/ABI/testing/sysfs-block >> index 75a5055..ee2d5cd 100644 >> --- a/Documentation/ABI/testing/sysfs-block >> +++ b/Documentation/ABI/testing/sysfs-block >> @@ -251,3 +251,16 @@ Description: >> since drive-managed zoned block devices do not support >> zone commands, they will be treated as regular block >> devices and zoned will report "none". >> + >> +What: /sys/block/<disk>/queue/chunk_sectors >> +Date: September 2016 >> +Contact: Hannes Reinecke <hare@xxxxxxxx> >> +Description: >> + chunk_sectors has different meaning depending on the type >> + of the disk. For a RAID device (dm-raid), chunk_sectors >> + indicates the size in 512B sectors of the RAID volume >> + stripe segment. For a zoned block device, either >> + host-aware or host-managed, chunk_sectors indicates the >> + size of 512B sectors of the zones of the device, with > ^^ > in Good catch. Thank you. Will fix this. -- Damien Le Moal, Ph.D. Sr. Manager, System Software Research Group, Western Digital Corporation Damien.LeMoal@xxxxxxx (+81) 0466-98-3593 (ext. 513593) 1 kirihara-cho, Fujisawa, Kanagawa, 252-0888 Japan www.wdc.com, www.hgst.com -- To unsubscribe from this list: send the line "unsubscribe linux-block" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html