a248769183
- Summary of important changes from upstream: - add support for a new Linux-specific GPT partition type code - partprobe: remove partitions when there is no partition table - libparted: refactor device-mapper partition sync code - libparted: remove extraneous blkpg add partition ped exception - libparted: don't probe every dm device in probe_all - New Fedora changes: - libparted: Add Intel Rapid Start Technology partition flag. - libparted: Add UEFI System Partition flag. - libparted: Add hfs_esp partition flag to GPT. - libparted: Recognize btrfs filesystem - tests: Add btrfs and xfs to the fs probe test
81 lines
2.8 KiB
Diff
81 lines
2.8 KiB
Diff
From 2fb2bce8db7e7ea035bd288a8f1c9ef8ad4c0f5b Mon Sep 17 00:00:00 2001
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From: "Brian C. Lane" <bcl@redhat.com>
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Date: Fri, 23 Aug 2013 11:45:25 -0700
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Subject: [PATCH 56/69] libparted: preserve the uuid on dm partitions (#832145)
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* libparted/arch/linux.c (_dm_add_partition): Set the uuid if there was
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one.
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---
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libparted/arch/linux.c | 20 ++++++++++++++++----
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1 file changed, 16 insertions(+), 4 deletions(-)
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diff --git a/libparted/arch/linux.c b/libparted/arch/linux.c
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index 1c5faa5..375be83 100644
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--- a/libparted/arch/linux.c
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+++ b/libparted/arch/linux.c
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@@ -2711,9 +2711,12 @@ static int
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_dm_add_partition (PedDisk* disk, const PedPartition* part)
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{
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LinuxSpecific* arch_specific = LINUX_SPECIFIC (disk->dev);
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- char *params = NULL;
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- char *vol_name = NULL;
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- uint32_t cookie = 0;
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+ char* params = NULL;
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+ char* vol_name = NULL;
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+ const char* dev_name = NULL;
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+ char* vol_uuid = NULL;
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+ const char* dev_uuid = NULL;
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+ uint32_t cookie = 0;
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/* Get map name from devicemapper */
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struct dm_task *task = dm_task_create (DM_DEVICE_INFO);
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@@ -2727,7 +2730,7 @@ _dm_add_partition (PedDisk* disk, const PedPartition* part)
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if (!dm_task_run (task))
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goto err;
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- const char *dev_name = dm_task_get_name (task);
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+ dev_name = dm_task_get_name (task);
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size_t name_len = strlen (dev_name);
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vol_name = zasprintf ("%s%s%d",
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dev_name,
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@@ -2736,6 +2739,11 @@ _dm_add_partition (PedDisk* disk, const PedPartition* part)
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if (vol_name == NULL)
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goto err;
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+ dev_uuid = dm_task_get_uuid (task);
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+ if (dev_uuid && (strlen(dev_uuid) > 0)
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+ && !(vol_uuid = zasprintf ("part%d-%s", part->num, dev_uuid)))
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+ goto err;
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+
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/* Caution: dm_task_destroy frees dev_name. */
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dm_task_destroy (task);
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task = NULL;
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@@ -2748,6 +2756,8 @@ _dm_add_partition (PedDisk* disk, const PedPartition* part)
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goto err;
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dm_task_set_name (task, vol_name);
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+ if (vol_uuid)
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+ dm_task_set_uuid (task, vol_uuid);
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dm_task_add_target (task, 0, part->geom.length,
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"linear", params);
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if (!dm_task_set_cookie (task, &cookie, 0))
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@@ -2756,6 +2766,7 @@ _dm_add_partition (PedDisk* disk, const PedPartition* part)
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dm_task_update_nodes ();
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dm_task_destroy (task);
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free (params);
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+ free (vol_uuid);
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free (vol_name);
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return 1;
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} else {
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@@ -2766,6 +2777,7 @@ err:
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if (task)
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dm_task_destroy (task);
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free (params);
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+ free (vol_uuid);
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free (vol_name);
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return 0;
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}
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--
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1.8.3.1
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