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From 911bc52b2609ccb2cc3b123ce383b07c66d54048 Mon Sep 17 00:00:00 2001
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From: Phillip Susi <psusi@ubuntu.com>
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Date: Mon, 4 Nov 2013 13:10:09 -0500
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Subject: [PATCH] libparted: make sure not to treat percentages as exact
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(#1045957)
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If 1% of the drive size worked out ot be an even power of
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two, it would trigger the exact placement. Add an exception
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for the percent units.
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---
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NEWS | 9 +++++++++
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libparted/unit.c | 2 +-
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2 files changed, 10 insertions(+), 1 deletion(-)
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diff --git a/NEWS b/NEWS
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index e2d01ed..80a62d6 100644
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--- a/NEWS
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+++ b/NEWS
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@@ -1,5 +1,13 @@
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GNU parted NEWS -*- outline -*-
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+* Noteworthy changes in release 3.1-16 (2014-01-22) [RHEL7]
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+
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+** Bug Fixes
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+
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+ If a drive was 100 times an even multiple of two, sizes specified as
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+ a percentage would trigger the exact placement rule and refuse to round
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+ to the nearest half percent.
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+
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* Noteworthy changes in release 3.1-4 (2012-06-08) [Fedora]
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** Bug Fixes
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@@ -8,6 +16,7 @@ GNU parted NEWS -*- outline -*-
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libparted: Treat disks without a PMBR as msdos labeled disks
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even if they have GPT partition tables.
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+
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* Noteworthy changes in release 3.1 (2012-03-02) [stable]
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** New features
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diff --git a/libparted/unit.c b/libparted/unit.c
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index 66f2b6c..265cc68 100644
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--- a/libparted/unit.c
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+++ b/libparted/unit.c
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@@ -548,7 +548,7 @@ ped_unit_parse_custom (const char* str, const PedDevice* dev, PedUnit unit,
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do not use 4MiB as the range. Rather, presume that they
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are specifying precisely the starting or ending number,
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and treat "4MiB" just as we would treat "4194304B". */
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- if (is_power_of_2 (unit_size))
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+ if (is_power_of_2 (unit_size) && unit != PED_UNIT_PERCENT)
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radius = 0;
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*sector = num * unit_size / dev->sector_size;
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--
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1.8.4.2
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