- added patches: * libparted-use-BLKRRPART-for-DASD.patch.patch - removed patches: * revert-libparted-remove-now-worse-than-useless-_kern.patch * revert-linux-remove-DASD-restriction-on-_disk_sync_p.patch OBS-URL: https://build.opensuse.org/package/show/Base:System/parted?expand=0&rev=88
83 lines
2.9 KiB
Diff
83 lines
2.9 KiB
Diff
From ac422c32ae3be0e599f7b3f4ab6961b61129c4ba Mon Sep 17 00:00:00 2001
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From: Petr Uzel <petr.uzel@suse.cz>
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Date: Fri, 14 Feb 2014 09:12:47 +0100
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Subject: [PATCH] libparted-used-BLKRRPART-for-DASD.patch
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Addresses: bnc#862139
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This reverts upstream commit 9fa0e1800db5b9f094ae481fd95a51da03f19e95.
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This reverts upstream commit 1223b9fc07859cb619c80dc057bd05458f9b5669.
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and some fixups on top
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---
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libparted/arch/linux.c | 50 ++++++++++++++++++++++++++++++++++++++++---------
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1 file changed, 41 insertions(+), 9 deletions(-)
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Index: parted-3.1/libparted/arch/linux.c
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===================================================================
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--- parted-3.1.orig/libparted/arch/linux.c
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+++ parted-3.1/libparted/arch/linux.c
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@@ -2898,6 +2898,34 @@ _dm_reread_part_table (PedDisk* disk)
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#endif
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static int
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+_kernel_reread_part_table (PedDevice* dev)
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+{
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+ LinuxSpecific* arch_specific = LINUX_SPECIFIC (dev);
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+ int retry_count = 9;
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+
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+ sync();
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+ while (ioctl (arch_specific->fd, BLKRRPART)) {
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+ retry_count--;
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+ sync();
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+ if (retry_count == 3)
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+ sleep(1); /* Pause to allow system to settle */
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+
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+ if (!retry_count) {
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+ ped_exception_throw (
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+ PED_EXCEPTION_WARNING,
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+ PED_EXCEPTION_IGNORE,
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+ _("WARNING: the kernel failed to re-read the partition "
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+ "table on %s (%s). As a result, it may not "
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+ "reflect all of your changes until after reboot."),
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+ dev->path, strerror (errno));
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+ return 0;
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+ }
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+ }
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+
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+ return 1;
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+}
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+
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+static int
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_have_blkpg ()
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{
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static int have_blkpg = -1;
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@@ -2919,15 +2947,19 @@ linux_disk_commit (PedDisk* disk)
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return _dm_reread_part_table (disk);
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#endif
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if (disk->dev->type != PED_DEVICE_FILE) {
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-
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- /* We now require BLKPG support. If this assertion fails,
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- please write to the mailing list describing your system.
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- Assuming it's never triggered, ...
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- FIXME: remove this assertion in 2012. */
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- assert (_have_blkpg ());
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-
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- if (!_disk_sync_part_table (disk))
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- return 0;
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+ /* The ioctl() command BLKPG_ADD_PARTITION does not notify
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+ * the devfs system; consequently, /proc/partitions will not
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+ * be up to date, and the proper links in /dev are not
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+ * created. Therefore, if using DevFS, we must get the kernel
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+ * to re-read and grok the partition table.
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+ */
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+ /* Work around kernel dasd problem so we really do BLKRRPART */
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+ if (disk->dev->type == PED_DEVICE_DASD)
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+ return _kernel_reread_part_table(disk->dev);
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+
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+ assert(_have_blkpg());
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+ if (!_disk_sync_part_table(disk))
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+ return 0;
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}
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return 1;
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