6148d71c1d
- Fix Monitor mode sometimes crashes when a resync completes - Fix missing symlink for mdadm container device when incremental creates the array - Make sure when creating a second array in a container that the second array uses all available space since leaving space for a third array is invalid - Validate the number of imsm volumes per controller - Fix issues with imsm arrays and disks larger than 2TB - Add support for expanding imsm arrays/containers - The support for expanding imsm arrays/containers was accepted upstream, update to the official patches from there - Fix for the issue of --add not being very smart - Fix an issue causing rebuilds to fail to restart on reboot (data corrupter level problem) - Reset the bad flag on map file updates - Correctly fix failure when trying to add internal bitmap to 1.0 arrays - Resolves: bz817023 (f17) bz817024 (f17) bz817026 (f17) bz817028 (f17) - Resolves: bz817029 (f17) bz817032 (f17) bz817038 (f17) bz808774 (f17) - Resolves: bz817039 (f17) bz817042 (f17) Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
61 lines
1.8 KiB
Diff
61 lines
1.8 KiB
Diff
From b130333f39734eed08d38d6c36025fa4d618bc52 Mon Sep 17 00:00:00 2001
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From: Adam Kwolek <adam.kwolek@intel.com>
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Date: Fri, 13 Apr 2012 16:52:05 +0200
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Subject: [PATCH 11/14] imsm: Support setting max size for size change
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operation
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Add support for setting max size for size change operation using
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imsm_get_free_size() function for computing maximum available space.
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Signed-off-by: Adam Kwolek <adam.kwolek@intel.com>
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Signed-off-by: NeilBrown <neilb@suse.de>
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---
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super-intel.c | 24 ++++++++++++++++++++++--
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1 files changed, 22 insertions(+), 2 deletions(-)
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diff --git a/super-intel.c b/super-intel.c
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index 7cc0ed5..1f47234 100644
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--- a/super-intel.c
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+++ b/super-intel.c
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@@ -9953,7 +9953,7 @@ enum imsm_reshape_type imsm_analyze_change(struct supertype *st,
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*/
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current_size = info.custom_array_size / 2 / data_disks;
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- if ((current_size != geo->size) && (geo->size > 0)) {
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+ if ((current_size != geo->size) && (geo->size >= 0)) {
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if (change != -1) {
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fprintf(stderr,
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Name " Error. Size change should be the only "
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@@ -9968,7 +9968,27 @@ enum imsm_reshape_type imsm_analyze_change(struct supertype *st,
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super->current_vol, st->devnum);
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goto analyse_change_exit;
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}
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- geo->size *= 2;
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+ if (geo->size == 0) {
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+ /* requested size change to the maximum available size
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+ */
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+ unsigned long long freesize;
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+ int rv;
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+
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+ rv = imsm_get_free_size(st, dev->vol.map->num_members,
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+ 0, chunk, &freesize);
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+ if (rv == 0) {
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+ fprintf(stderr, Name " Error. Cannot find "
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+ "maximum available space.\n");
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+ change = -1;
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+ goto analyse_change_exit;
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+ }
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+ geo->size = freesize + current_size;
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+
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+ /* round to chunk size */
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+ geo->size &= ~(chunk-1);
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+ } else
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+ geo->size *= 2;
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+
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if ((direction == ROLLBACK_METADATA_CHANGES)) {
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/* accept size for rollback only
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*/
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--
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1.7.7.6
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