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From 2a24dc1b0988a7d924de6339754d4160762a61f7 Mon Sep 17 00:00:00 2001
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From: Pawel Baldysiak <pawel.baldysiak@intel.com>
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Date: Wed, 26 Apr 2017 11:08:07 +0200
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Subject: [RHEL7.5 PATCH 103/169] IMSM: Initialize my_vol_raid_dev_num
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during vol creation
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This field was not initialized so far. This ID needs to be unique
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for every newly created array in container.
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Signed-off-by: Pawel Baldysiak <pawel.baldysiak@intel.com>
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Signed-off-by: Jes Sorensen <jsorensen@fb.com>
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---
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super-intel.c | 11 +++++++++--
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1 file changed, 9 insertions(+), 2 deletions(-)
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diff --git a/super-intel.c b/super-intel.c
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index fbff215..36f77d3 100644
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--- a/super-intel.c
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+++ b/super-intel.c
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@@ -232,8 +232,13 @@ struct imsm_super {
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__u32 orig_family_num; /* 0x40 - 0x43 original family num */
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__u32 pwr_cycle_count; /* 0x44 - 0x47 simulated power cycle count for array */
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__u32 bbm_log_size; /* 0x48 - 0x4B - size of bad Block Mgmt Log in bytes */
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-#define IMSM_FILLERS 35
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- __u32 filler[IMSM_FILLERS]; /* 0x4C - 0xD7 RAID_MPB_FILLERS */
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+ __u16 num_raid_devs_created; /* 0x4C - 0x4D Used for generating unique
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+ * volume IDs for raid_dev created in this array
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+ * (starts at 1)
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+ */
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+ __u16 filler1; /* 0x4E - 0x4F */
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+#define IMSM_FILLERS 34
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+ __u32 filler[IMSM_FILLERS]; /* 0x50 - 0xD7 RAID_MPB_FILLERS */
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struct imsm_disk disk[1]; /* 0xD8 diskTbl[numDisks] */
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/* here comes imsm_dev[num_raid_devs] */
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/* here comes BBM logs */
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@@ -5368,6 +5373,8 @@ static int init_super_imsm_volume(struct supertype *st, mdu_array_info_t *info,
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set_imsm_ord_tbl_ent(map, i, IMSM_ORD_REBUILD);
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}
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mpb->num_raid_devs++;
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+ mpb->num_raid_devs_created++;
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+ dev->my_vol_raid_dev_num = mpb->num_raid_devs_created;
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if (s->consistency_policy <= CONSISTENCY_POLICY_RESYNC) {
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dev->rwh_policy = RWH_OFF;
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--
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2.7.4
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