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From e8b5b191a55b7be671abf2c6d5d10db6edd8c1fb Mon Sep 17 00:00:00 2001
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From: Dan Williams <dan.j.williams@intel.com>
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Date: Thu, 28 Apr 2022 15:10:16 -0700
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Subject: [PATCH 157/217] util: Pretty print terabytes
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CXL capacities are such that gigabytes are too small of a unit for
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displaying capacities. Add terabyte support to the display_size()
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helper.
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Link: https://lore.kernel.org/r/165118381648.1676208.1686584406206186723.stgit@dwillia2-desk3.amr.corp.intel.com
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Signed-off-by: Dan Williams <dan.j.williams@intel.com>
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Signed-off-by: Vishal Verma <vishal.l.verma@intel.com>
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---
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util/json.c | 15 +++++++++++++--
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1 file changed, 13 insertions(+), 2 deletions(-)
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diff --git a/util/json.c b/util/json.c
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index ebdf8d9..1d5c6bc 100644
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--- a/util/json.c
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+++ b/util/json.c
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@@ -37,11 +37,16 @@ static int display_size(struct json_object *jobj, struct printbuf *pbuf,
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c = snprintf(buf, sizeof(buf), "\"%ld.%02ld MiB",
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cMiB/100 , cMiB % 100);
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- } else {
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+ } else if (bytes < 2*SZ_1T) {
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long cGiB = (bytes * 200LL / SZ_1G+1) /2;
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c = snprintf(buf, sizeof(buf), "\"%ld.%02ld GiB",
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cGiB/100 , cGiB % 100);
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+ } else {
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+ long cTiB = (bytes * 200LL / SZ_1T+1) /2;
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+
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+ c = snprintf(buf, sizeof(buf), "\"%ld.%02ld TiB",
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+ cTiB/100 , cTiB % 100);
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}
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/* JEDEC */
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@@ -50,12 +55,18 @@ static int display_size(struct json_object *jobj, struct printbuf *pbuf,
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snprintf(buf + c, sizeof(buf) - c, " (%ld.%02ld MB)\"",
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cMB/100, cMB % 100);
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- } else {
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+ } else if (bytes < 2*SZ_1T) {
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long cGB = (bytes / (1000000000LL/200LL) + 1) / 2;
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snprintf(buf + c, sizeof(buf) - c, " (%ld.%02ld GB)\"",
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cGB/100 , cGB % 100);
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+ } else {
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+ long cTB = (bytes / (1000000000000LL/200LL) + 1) / 2;
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+
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+ snprintf(buf + c, sizeof(buf) - c, " (%ld.%02ld TB)\"",
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+ cTB/100 , cTB % 100);
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}
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+
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}
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return printbuf_memappend(pbuf, buf, strlen(buf));
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--
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2.27.0
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