On 2021/08/27 16:35, Naohiro Aota wrote:
> Several parameters for zoned devices are missing from lsblk's columns. This
> commit introduces them as following.
>
> ZONE-SZ zone size
> ZONE-GRAN zone write granularity
ZONE-WGRAN ? (to enforce the point that is a WRITE granularity).
> ZONE-APP zone append max bytes
> ZONE-NR number of zones
> ZONE-OMAX max open zones
> ZONE-AMAX max active zones
>
> Signed-off-by: Naohiro Aota <naohiro.aota@xxxxxxx>
> ---
> bash-completion/lsblk | 3 ++-
> misc-utils/lsblk.c | 52 +++++++++++++++++++++++++++++++++++++++++++
> 2 files changed, 54 insertions(+), 1 deletion(-)
>
> diff --git a/bash-completion/lsblk b/bash-completion/lsblk
> index 731ef3f4095d..c9ebbdcedef6 100644
> --- a/bash-completion/lsblk
> +++ b/bash-completion/lsblk
> @@ -10,7 +10,8 @@ _lsblk_module()
> LABEL UUID PTUUID PTTYPE PARTTYPE PARTTYPENAME PARTLABEL PARTUUID PARTFLAGS RA
> RO RM HOTPLUG MODEL SERIAL SIZE STATE OWNER GROUP MODE ALIGNMENT MIN-IO OPT-IO
> PHY-SEC LOG-SEC ROTA SCHED RQ-SIZE TYPE DISC-ALN DISC-GRAN DISC-MAX DISC-ZERO
> - WSAME WWN RAND PKNAME HCTL TRAN SUBSYSTEMS REV VENDOR ZONED DAX
> + WSAME WWN RAND PKNAME HCTL TRAN SUBSYSTEMS REV VENDOR ZONED ZONE-SZ ZONE-GRAN
> + ZONE-APP ZONE-NR ZONE-OMAX ZONE-AMAX DAX
> "
>
> case $prev in
> diff --git a/misc-utils/lsblk.c b/misc-utils/lsblk.c
> index 775a6d832076..108c8187498e 100644
> --- a/misc-utils/lsblk.c
> +++ b/misc-utils/lsblk.c
> @@ -123,6 +123,12 @@ enum {
> COL_WSAME,
> COL_WWN,
> COL_ZONED,
> + COL_ZONESIZE,
> + COL_ZONEWRITEGRAN,
> + COL_ZONEAPPEND,
COL_ZONESZ
COL_ZONEWGRAN
COL_ZONEAPP
To be inline with the columns display names ?
> + COL_ZONE_NR,
> + COL_ZONE_OMAX,
> + COL_ZONE_AMAX,
> };
>
> /* basic table settings */
> @@ -213,6 +219,12 @@ static struct colinfo infos[] = {
> [COL_WSAME] = { "WSAME", 6, SCOLS_FL_RIGHT, N_("write same max bytes"), COLTYPE_SIZE },
> [COL_WWN] = { "WWN", 18, 0, N_("unique storage identifier") },
> [COL_ZONED] = { "ZONED", 0.3, 0, N_("zone model") },
> + [COL_ZONESIZE] = { "ZONE-SZ", 9, SCOLS_FL_RIGHT, N_("zone size"), COLTYPE_NUM },
> + [COL_ZONEWRITEGRAN] = { "ZONE-GRAN", 10, SCOLS_FL_RIGHT, N_("zone write granularity"), COLTYPE_NUM },
> + [COL_ZONEAPPEND] = { "ZONE-APP", 11, SCOLS_FL_RIGHT, N_("zone append max bytes"), COLTYPE_NUM },
> + [COL_ZONE_NR] = { "ZONE-NR", 8, SCOLS_FL_RIGHT, N_("number of zones"), COLTYPE_NUM },
> + [COL_ZONE_OMAX] = { "ZONE-OMAX", 10, SCOLS_FL_RIGHT, N_("max open zones"), COLTYPE_NUM },
> + [COL_ZONE_AMAX] = { "ZONE-AMAX", 10, SCOLS_FL_RIGHT, N_("max active zones"), COLTYPE_NUM },
> };
>
> struct lsblk *lsblk; /* global handler */
> @@ -1067,6 +1079,46 @@ static char *device_get_data(
> case COL_ZONED:
> ul_path_read_string(dev->sysfs, &str, "queue/zoned");
> break;
> + case COL_ZONESIZE:
> + {
> + uint64_t x;
> +
> + if (ul_path_read_u64(dev->sysfs, &x, "queue/chunk_sectors") == 0) {
> + x <<= 9;
> + if (lsblk->bytes)
> + xasprintf(&str, "%ju", x);
> + else
> + str = size_to_human_string(SIZE_SUFFIX_1LETTER, x);
> + if (sortdata)
> + *sortdata = x;
> + }
> + break;
> + }
> + case COL_ZONEWRITEGRAN:
> + device_read_bytes(dev, "queue/zone_write_granularity", &str, sortdata);
> + break;
> + case COL_ZONEAPPEND:
> + device_read_bytes(dev, "queue/zone_append_max_bytes", &str, sortdata);
> + break;
> + case COL_ZONE_NR:
> + ul_path_read_string(dev->sysfs, &str, "queue/nr_zones");
> + if (sortdata)
> + str2u64(str, sortdata);
> + break;
> + case COL_ZONE_OMAX:
> + ul_path_read_string(dev->sysfs, &str, "queue/max_open_zones");
> + if (!str)
> + str = xstrdup("0");
> + if (sortdata)
> + str2u64(str, sortdata);
> + break;
> + case COL_ZONE_AMAX:
> + ul_path_read_string(dev->sysfs, &str, "queue/max_active_zones");
> + if (!str)
> + str = xstrdup("0");
> + if (sortdata)
> + str2u64(str, sortdata);
> + break;
> case COL_DAX:
> ul_path_read_string(dev->sysfs, &str, "queue/dax");
> break;
>
--
Damien Le Moal
Western Digital Research
