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From e3f74af78b774b235123b9d5fa40fead3b003bb2 Mon Sep 17 00:00:00 2001
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From: "Brian C. Lane" <bcl@redhat.com>
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Date: Fri, 20 Jan 2012 15:31:43 -0800
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Subject: [PATCH] libparted: use dm_udev_wait (#698121)
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This applies Peter Rajnoha's patch to use dm_udev_wait to
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synchronize with udev.
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This requires libdevmapper v1.02.39 and higher.
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Patch is from:
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https://lists.gnu.org/archive/html/bug-parted/2010-09/msg00007.html
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Resolves: rhbz#698121
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---
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libparted/arch/linux.c | 16 +++++++++++++++-
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1 files changed, 15 insertions(+), 1 deletions(-)
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diff --git a/libparted/arch/linux.c b/libparted/arch/linux.c
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index e2c4139..1fcbcad 100644
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--- a/libparted/arch/linux.c
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+++ b/libparted/arch/linux.c
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@@ -1319,6 +1319,10 @@ linux_new (const char* path)
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dev->dirty = 0;
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dev->boot_dirty = 0;
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+#ifdef ENABLE_DEVICE_MAPPER
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+ dm_udev_set_sync_support(1);
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+#endif
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+
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if (!_device_probe_type (dev))
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goto error_free_arch_specific;
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@@ -2676,16 +2680,21 @@ static int
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_dm_remove_map_name(char *name)
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{
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struct dm_task *task = NULL;
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- int rc;
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+ int rc = 0;
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+ uint32_t cookie = 0;
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task = dm_task_create(DM_DEVICE_REMOVE);
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if (!task)
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return 1;
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dm_task_set_name (task, name);
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+ if (!dm_task_set_cookie(task, &cookie, 0))
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+ goto err;
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rc = dm_task_run(task);
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+ dm_udev_wait(cookie);
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dm_task_update_nodes();
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+err:
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dm_task_destroy(task);
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if (!rc)
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return 1;
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@@ -2796,6 +2805,7 @@ _dm_add_partition (PedDisk* disk, PedPartition* part)
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const char* dev_name = NULL;
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char* params = NULL;
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LinuxSpecific* arch_specific = LINUX_SPECIFIC (disk->dev);
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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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@@ -2832,14 +2842,18 @@ _dm_add_partition (PedDisk* disk, PedPartition* part)
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dm_task_set_name (task, vol_name);
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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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+ goto err;
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if (dm_task_run (task)) {
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//printf("0 %ld linear %s\n", part->geom.length, params);
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+ dm_udev_wait(cookie);
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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_name);
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return 1;
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} else {
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+ dm_udev_wait(cookie);
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_dm_remove_map_name(vol_name);
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}
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err:
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--
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1.7.7.6
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