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OBS User unknown 2008-11-17 16:22:54 +00:00 committed by Git OBS Bridge
parent 97b3802e6f
commit cea54f251a
6 changed files with 709 additions and 3 deletions
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intel.fixes.patch Normal file
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@ -0,0 +1,623 @@
Multiple patches combined, fixing various issues with Intel metadata.
commit 92bd8f8d3f2c9c7733f92a062a0752d9b9997673
Author: Dan Williams <dan.j.williams@intel.com>
Date: Sat Nov 8 16:03:07 2008 -0700
imsm: fix uuid_from_super given 'signature' is not constant
The version portion of the signature changes depending on the contents
of the container.
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
commit 4d1313e9017e2608bfd2d01f854c19e23f7daf62
Author: Dan Williams <dan.j.williams@intel.com>
Date: Sat Nov 8 16:03:07 2008 -0700
imsm: compatibility fixes for creating imsm arrays
When creating an imsm array use the lowest possible feature set to
maximize compatibility.
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
commit f2f27e63c44baac976b0022c6830393954d59fd4
Author: Dan Williams <dan.j.williams@intel.com>
Date: Sat Nov 8 16:02:56 2008 -0700
imsm: fixup disk status definition endianess
Change the multibyte disk status field definitions to imsm byte-order
(little-endian) to match other multibyte field definitions.
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
commit fe7ed8cb4f43e8324ca526e4a56fb23095f0023b
Author: Dan Williams <dan.j.williams@intel.com>
Date: Sat Nov 8 15:47:39 2008 -0700
imsm: add definitions for recent imsm versions
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
commit e3bba0e010e5ce61a804139ee77ef8e25a244dd1
Author: Dan Williams <dan.j.williams@intel.com>
Date: Fri Nov 7 15:57:31 2008 -0700
imsm: cleanup migration definitions and usage
imsm_set_array_state need not look at the map_state when failed==0
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
commit 5115ca67fd28a0d2f4f156fbbbdf8f648c83fc20
Author: Dan Williams <dan.j.williams@intel.com>
Date: Fri Nov 7 15:08:09 2008 -0700
imsm: cleanup ->match_home and comment on return value
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
diff --git a/super-intel.c b/super-intel.c
index 5f06f30..d160b6a 100644
--- a/super-intel.c
+++ b/super-intel.c
@@ -30,9 +30,25 @@
#define MPB_SIG_LEN (strlen(MPB_SIGNATURE))
#define MPB_VERSION_RAID0 "1.0.00"
#define MPB_VERSION_RAID1 "1.1.00"
+#define MPB_VERSION_MANY_VOLUMES_PER_ARRAY "1.2.00"
+#define MPB_VERSION_3OR4_DISK_ARRAY "1.2.01"
#define MPB_VERSION_RAID5 "1.2.02"
+#define MPB_VERSION_5OR6_DISK_ARRAY "1.2.04"
+#define MPB_VERSION_CNG "1.2.06"
+#define MPB_VERSION_ATTRIBS "1.3.00"
#define MAX_SIGNATURE_LENGTH 32
#define MAX_RAID_SERIAL_LEN 16
+
+#define MPB_ATTRIB_CHECKSUM_VERIFY __cpu_to_le32(0x80000000)
+#define MPB_ATTRIB_PM __cpu_to_le32(0x40000000)
+#define MPB_ATTRIB_2TB __cpu_to_le32(0x20000000)
+#define MPB_ATTRIB_RAID0 __cpu_to_le32(0x00000001)
+#define MPB_ATTRIB_RAID1 __cpu_to_le32(0x00000002)
+#define MPB_ATTRIB_RAID10 __cpu_to_le32(0x00000004)
+#define MPB_ATTRIB_RAID1E __cpu_to_le32(0x00000008)
+#define MPB_ATTRIB_RAID5 __cpu_to_le32(0x00000010)
+#define MPB_ATTRIB_RAIDCNG __cpu_to_le32(0x00000020)
+
#define MPB_SECTOR_CNT 418
#define IMSM_RESERVED_SECTORS 4096
@@ -42,13 +58,13 @@ struct imsm_disk {
__u8 serial[MAX_RAID_SERIAL_LEN];/* 0xD8 - 0xE7 ascii serial number */
__u32 total_blocks; /* 0xE8 - 0xEB total blocks */
__u32 scsi_id; /* 0xEC - 0xEF scsi ID */
+#define SPARE_DISK __cpu_to_le32(0x01) /* Spare */
+#define CONFIGURED_DISK __cpu_to_le32(0x02) /* Member of some RaidDev */
+#define FAILED_DISK __cpu_to_le32(0x04) /* Permanent failure */
+#define USABLE_DISK __cpu_to_le32(0x08) /* Fully usable unless FAILED_DISK is set */
__u32 status; /* 0xF0 - 0xF3 */
-#define SPARE_DISK 0x01 /* Spare */
-#define CONFIGURED_DISK 0x02 /* Member of some RaidDev */
-#define FAILED_DISK 0x04 /* Permanent failure */
-#define USABLE_DISK 0x08 /* Fully usable unless FAILED_DISK is set */
-
-#define IMSM_DISK_FILLERS 5
+ __u32 owner_cfg_num; /* which config 0,1,2... owns this disk */
+#define IMSM_DISK_FILLERS 4
__u32 filler[IMSM_DISK_FILLERS]; /* 0xF4 - 0x107 MPB_DISK_FILLERS for future expansion */
};
@@ -61,14 +77,16 @@ struct imsm_map {
__u8 map_state; /* Normal, Uninitialized, Degraded, Failed */
#define IMSM_T_STATE_NORMAL 0
#define IMSM_T_STATE_UNINITIALIZED 1
-#define IMSM_T_STATE_DEGRADED 2 /* FIXME: is this correct? */
-#define IMSM_T_STATE_FAILED 3 /* FIXME: is this correct? */
+#define IMSM_T_STATE_DEGRADED 2
+#define IMSM_T_STATE_FAILED 3
__u8 raid_level;
#define IMSM_T_RAID0 0
#define IMSM_T_RAID1 1
#define IMSM_T_RAID5 5 /* since metadata version 1.2.02 ? */
__u8 num_members; /* number of member disks */
- __u8 reserved[3];
+ __u8 num_domains; /* number of parity domains */
+ __u8 failed_disk_num; /* valid only when state is degraded */
+ __u8 reserved[1];
__u32 filler[7]; /* expansion area */
#define IMSM_ORD_REBUILD (1 << 24)
__u32 disk_ord_tbl[1]; /* disk_ord_tbl[num_members],
@@ -78,23 +96,50 @@ struct imsm_map {
struct imsm_vol {
__u32 curr_migr_unit;
- __u32 reserved;
+ __u32 checkpoint_id; /* id to access curr_migr_unit */
__u8 migr_state; /* Normal or Migrating */
+#define MIGR_INIT 0
+#define MIGR_REBUILD 1
+#define MIGR_VERIFY 2 /* analagous to echo check > sync_action */
+#define MIGR_GEN_MIGR 3
+#define MIGR_STATE_CHANGE 4
__u8 migr_type; /* Initializing, Rebuilding, ... */
__u8 dirty;
- __u8 fill[1];
- __u32 filler[5];
+ __u8 fs_state; /* fast-sync state for CnG (0xff == disabled) */
+ __u16 verify_errors; /* number of mismatches */
+ __u16 bad_blocks; /* number of bad blocks during verify */
+ __u32 filler[4];
struct imsm_map map[1];
/* here comes another one if migr_state */
} __attribute__ ((packed));
struct imsm_dev {
- __u8 volume[MAX_RAID_SERIAL_LEN];
+ __u8 volume[MAX_RAID_SERIAL_LEN];
__u32 size_low;
__u32 size_high;
+#define DEV_BOOTABLE __cpu_to_le32(0x01)
+#define DEV_BOOT_DEVICE __cpu_to_le32(0x02)
+#define DEV_READ_COALESCING __cpu_to_le32(0x04)
+#define DEV_WRITE_COALESCING __cpu_to_le32(0x08)
+#define DEV_LAST_SHUTDOWN_DIRTY __cpu_to_le32(0x10)
+#define DEV_HIDDEN_AT_BOOT __cpu_to_le32(0x20)
+#define DEV_CURRENTLY_HIDDEN __cpu_to_le32(0x40)
+#define DEV_VERIFY_AND_FIX __cpu_to_le32(0x80)
+#define DEV_MAP_STATE_UNINIT __cpu_to_le32(0x100)
+#define DEV_NO_AUTO_RECOVERY __cpu_to_le32(0x200)
+#define DEV_CLONE_N_GO __cpu_to_le32(0x400)
+#define DEV_CLONE_MAN_SYNC __cpu_to_le32(0x800)
+#define DEV_CNG_MASTER_DISK_NUM __cpu_to_le32(0x1000)
__u32 status; /* Persistent RaidDev status */
__u32 reserved_blocks; /* Reserved blocks at beginning of volume */
-#define IMSM_DEV_FILLERS 12
+ __u8 migr_priority;
+ __u8 num_sub_vols;
+ __u8 tid;
+ __u8 cng_master_disk;
+ __u16 cache_policy;
+ __u8 cng_state;
+ __u8 cng_sub_state;
+#define IMSM_DEV_FILLERS 10
__u32 filler[IMSM_DEV_FILLERS];
struct imsm_vol vol;
} __attribute__ ((packed));
@@ -546,7 +591,7 @@ static void print_imsm_disk(struct imsm_super *mpb, int index, __u32 reserved)
printf("\n");
snprintf(str, MAX_RAID_SERIAL_LEN + 1, "%s", disk->serial);
printf(" Disk%02d Serial : %s\n", index, str);
- s = __le32_to_cpu(disk->status);
+ s = disk->status;
printf(" State :%s%s%s%s\n", s&SPARE_DISK ? " spare" : "",
s&CONFIGURED_DISK ? " active" : "",
s&FAILED_DISK ? " failed" : "",
@@ -663,7 +708,14 @@ static void brief_detail_super_imsm(struct supertype *st)
static int match_home_imsm(struct supertype *st, char *homehost)
{
- printf("%s\n", __FUNCTION__);
+ /* the imsm metadata format does not specify any host
+ * identification information. We return -1 since we can never
+ * confirm nor deny whether a given array is "meant" for this
+ * host. We rely on compare_super and the 'family_num' field to
+ * exclude member disks that do not belong, and we rely on
+ * mdadm.conf to specify the arrays that should be assembled.
+ * Auto-assembly may still pick up "foreign" arrays.
+ */
return -1;
}
@@ -699,7 +751,7 @@ static void uuid_from_super_imsm(struct supertype *st, int uuid[4])
struct imsm_dev *dev = NULL;
sha1_init_ctx(&ctx);
- sha1_process_bytes(super->anchor->sig, MAX_SIGNATURE_LENGTH, &ctx);
+ sha1_process_bytes(super->anchor->sig, MPB_SIG_LEN, &ctx);
sha1_process_bytes(&super->anchor->family_num, sizeof(__u32), &ctx);
if (super->current_vol >= 0)
dev = get_imsm_dev(super, super->current_vol);
@@ -838,7 +890,7 @@ static void getinfo_super_imsm(struct supertype *st, struct mdinfo *info)
disk = &super->disks->disk;
info->data_offset = __le32_to_cpu(disk->total_blocks) - reserved;
info->component_size = reserved;
- s = __le32_to_cpu(disk->status);
+ s = disk->status;
info->disk.state = s & CONFIGURED_DISK ? (1 << MD_DISK_ACTIVE) : 0;
info->disk.state |= s & FAILED_DISK ? (1 << MD_DISK_FAULTY) : 0;
info->disk.state |= s & SPARE_DISK ? 0 : (1 << MD_DISK_SYNC);
@@ -1127,16 +1179,13 @@ load_imsm_disk(int fd, struct intel_super *super, char *devname, int keep_fd)
disk_iter = __get_imsm_disk(super->anchor, i);
if (serialcmp(disk_iter->serial, dl->serial) == 0) {
- __u32 status;
-
dl->disk = *disk_iter;
- status = __le32_to_cpu(dl->disk.status);
/* only set index on disks that are a member of a
* populated contianer, i.e. one with raid_devs
*/
- if (status & FAILED_DISK)
+ if (dl->disk.status & FAILED_DISK)
dl->index = -2;
- else if (status & SPARE_DISK)
+ else if (dl->disk.status & SPARE_DISK)
dl->index = -1;
else
dl->index = i;
@@ -1148,7 +1197,7 @@ load_imsm_disk(int fd, struct intel_super *super, char *devname, int keep_fd)
/* no match, maybe a stale failed drive */
if (i == super->anchor->num_disks && dl->index >= 0) {
dl->disk = *__get_imsm_disk(super->anchor, dl->index);
- if (__le32_to_cpu(dl->disk.status) & FAILED_DISK)
+ if (dl->disk.status & FAILED_DISK)
dl->index = -2;
}
@@ -1171,11 +1220,11 @@ static void imsm_copy_dev(struct imsm_dev *dest, struct imsm_dev *src)
*
* Migration is indicated by one of the following states
* 1/ Idle (migr_state=0 map0state=normal||unitialized||degraded||failed)
- * 2/ Initialize (migr_state=1 migr_type=0 map0state=normal
+ * 2/ Initialize (migr_state=1 migr_type=MIGR_INIT map0state=normal
* map1state=unitialized)
- * 3/ Verify (Resync) (migr_state=1 migr_type=1 map0state=normal
+ * 3/ Verify (Resync) (migr_state=1 migr_type=MIGR_REBUILD map0state=normal
* map1state=normal)
- * 4/ Rebuild (migr_state=1 migr_type=1 map0state=normal
+ * 4/ Rebuild (migr_state=1 migr_type=MIGR_REBUILD map0state=normal
* map1state=degraded)
*/
static void migrate(struct imsm_dev *dev, __u8 to_state, int rebuild_resync)
@@ -1451,7 +1500,6 @@ static int find_missing(struct intel_super *super)
struct imsm_super *mpb = super->anchor;
struct dl *dl;
struct imsm_disk *disk;
- __u32 status;
for (i = 0; i < mpb->num_disks; i++) {
disk = __get_imsm_disk(mpb, i);
@@ -1463,8 +1511,7 @@ static int find_missing(struct intel_super *super)
/* ok we have a 'disk' without a live entry in
* super->disks
*/
- status = __le32_to_cpu(disk->status);
- if (status & FAILED_DISK || !(status & USABLE_DISK))
+ if (disk->status & FAILED_DISK || !(disk->status & USABLE_DISK))
continue; /* never mind, already marked */
dl = malloc(sizeof(*dl));
@@ -1659,6 +1706,53 @@ static __u32 info_to_blocks_per_member(mdu_array_info_t *info)
return (info->size * 2) & ~(info_to_blocks_per_strip(info) - 1);
}
+static void imsm_update_version_info(struct intel_super *super)
+{
+ /* update the version and attributes */
+ struct imsm_super *mpb = super->anchor;
+ char *version;
+ struct imsm_dev *dev;
+ struct imsm_map *map;
+ int i;
+
+ for (i = 0; i < mpb->num_raid_devs; i++) {
+ dev = get_imsm_dev(super, i);
+ map = get_imsm_map(dev, 0);
+ if (__le32_to_cpu(dev->size_high) > 0)
+ mpb->attributes |= MPB_ATTRIB_2TB;
+
+ /* FIXME detect when an array spans a port multiplier */
+ #if 0
+ mpb->attributes |= MPB_ATTRIB_PM;
+ #endif
+
+ if (mpb->num_raid_devs > 1 ||
+ mpb->attributes != MPB_ATTRIB_CHECKSUM_VERIFY) {
+ version = MPB_VERSION_ATTRIBS;
+ switch (get_imsm_raid_level(map)) {
+ case 0: mpb->attributes |= MPB_ATTRIB_RAID0; break;
+ case 1: mpb->attributes |= MPB_ATTRIB_RAID1; break;
+ case 10: mpb->attributes |= MPB_ATTRIB_RAID10; break;
+ case 5: mpb->attributes |= MPB_ATTRIB_RAID5; break;
+ }
+ } else {
+ if (map->num_members >= 5)
+ version = MPB_VERSION_5OR6_DISK_ARRAY;
+ else if (dev->status == DEV_CLONE_N_GO)
+ version = MPB_VERSION_CNG;
+ else if (get_imsm_raid_level(map) == 5)
+ version = MPB_VERSION_RAID5;
+ else if (map->num_members >= 3)
+ version = MPB_VERSION_3OR4_DISK_ARRAY;
+ else if (get_imsm_raid_level(map) == 1)
+ version = MPB_VERSION_RAID1;
+ else
+ version = MPB_VERSION_RAID0;
+ }
+ strcpy(((char *) mpb->sig) + strlen(MPB_SIGNATURE), version);
+ }
+}
+
static int init_super_imsm_volume(struct supertype *st, mdu_array_info_t *info,
unsigned long long size, char *name,
char *homehost, int *uuid)
@@ -1724,7 +1818,7 @@ static int init_super_imsm_volume(struct supertype *st, mdu_array_info_t *info,
dev->reserved_blocks = __cpu_to_le32(0);
vol = &dev->vol;
vol->migr_state = 0;
- vol->migr_type = 0;
+ vol->migr_type = MIGR_INIT;
vol->dirty = 0;
vol->curr_migr_unit = 0;
for (i = 0; i < idx; i++) {
@@ -1747,10 +1841,13 @@ static int init_super_imsm_volume(struct supertype *st, mdu_array_info_t *info,
"in a raid1 volume\n");
return 0;
}
- if (info->level == 10)
+ if (info->level == 10) {
map->raid_level = 1;
- else
+ map->num_domains = info->raid_disks / 2;
+ } else {
map->raid_level = info->level;
+ map->num_domains = !!map->raid_level;
+ }
map->num_members = info->raid_disks;
for (i = 0; i < map->num_members; i++) {
@@ -1760,6 +1857,8 @@ static int init_super_imsm_volume(struct supertype *st, mdu_array_info_t *info,
mpb->num_raid_devs++;
super->dev_tbl[super->current_vol] = dev;
+ imsm_update_version_info(super);
+
return 1;
}
@@ -1778,6 +1877,7 @@ static int init_super_imsm(struct supertype *st, mdu_array_info_t *info,
struct intel_super *super;
struct imsm_super *mpb;
size_t mpb_size;
+ char *version;
if (!info) {
st->sb = NULL;
@@ -1798,9 +1898,12 @@ static int init_super_imsm(struct supertype *st, mdu_array_info_t *info,
mpb = super->buf;
memset(mpb, 0, mpb_size);
- memcpy(mpb->sig, MPB_SIGNATURE, strlen(MPB_SIGNATURE));
- memcpy(mpb->sig + strlen(MPB_SIGNATURE), MPB_VERSION_RAID5,
- strlen(MPB_VERSION_RAID5));
+ mpb->attributes = MPB_ATTRIB_CHECKSUM_VERIFY;
+
+ version = (char *) mpb->sig;
+ strcpy(version, MPB_SIGNATURE);
+ version += strlen(MPB_SIGNATURE);
+ strcpy(version, MPB_VERSION_RAID0);
mpb->mpb_size = mpb_size;
st->sb = super;
@@ -1816,7 +1919,6 @@ static void add_to_super_imsm_volume(struct supertype *st, mdu_disk_info_t *dk,
struct dl *dl;
struct imsm_dev *dev;
struct imsm_map *map;
- __u32 status;
dev = get_imsm_dev(super, super->current_vol);
map = get_imsm_map(dev, 0);
@@ -1835,8 +1937,7 @@ static void add_to_super_imsm_volume(struct supertype *st, mdu_disk_info_t *dk,
super->anchor->num_disks++;
}
set_imsm_ord_tbl_ent(map, dk->number, dl->index);
- status = CONFIGURED_DISK | USABLE_DISK;
- dl->disk.status = __cpu_to_le32(status);
+ dl->disk.status = CONFIGURED_DISK | USABLE_DISK;
/* if we are creating the first raid device update the family number */
if (super->current_vol == 0) {
@@ -1857,7 +1958,7 @@ static void add_to_super_imsm(struct supertype *st, mdu_disk_info_t *dk,
struct intel_super *super = st->sb;
struct dl *dd;
unsigned long long size;
- __u32 status, id;
+ __u32 id;
int rv;
struct stat stb;
@@ -1889,10 +1990,9 @@ static void add_to_super_imsm(struct supertype *st, mdu_disk_info_t *dk,
get_dev_size(fd, NULL, &size);
size /= 512;
- status = USABLE_DISK | SPARE_DISK;
serialcpy(dd->disk.serial, dd->serial);
dd->disk.total_blocks = __cpu_to_le32(size);
- dd->disk.status = __cpu_to_le32(status);
+ dd->disk.status = USABLE_DISK | SPARE_DISK;
if (sysfs_disk_to_scsi_id(fd, &id) == 0)
dd->disk.scsi_id = __cpu_to_le32(id);
else
@@ -2392,7 +2492,7 @@ static struct mdinfo *container_content_imsm(struct supertype *st)
if (d == NULL)
skip = 1;
- s = d ? __le32_to_cpu(d->disk.status) : 0;
+ s = d ? d->disk.status : 0;
if (s & FAILED_DISK)
skip = 1;
if (!(s & USABLE_DISK))
@@ -2502,8 +2602,7 @@ static __u8 imsm_check_degraded(struct intel_super *super, struct imsm_dev *dev,
insync = 2;
disk = get_imsm_disk(super, idx);
- if (!disk ||
- __le32_to_cpu(disk->status) & FAILED_DISK ||
+ if (!disk || disk->status & FAILED_DISK ||
ord & IMSM_ORD_REBUILD)
insync--;
@@ -2541,8 +2640,7 @@ static int imsm_count_failed(struct intel_super *super, struct imsm_dev *dev)
int idx = ord_to_idx(ord);
disk = get_imsm_disk(super, idx);
- if (!disk ||
- __le32_to_cpu(disk->status) & FAILED_DISK ||
+ if (!disk || disk->status & FAILED_DISK ||
ord & IMSM_ORD_REBUILD)
failed++;
}
@@ -2557,7 +2655,7 @@ static int is_resyncing(struct imsm_dev *dev)
if (!dev->vol.migr_state)
return 0;
- if (dev->vol.migr_type == 0)
+ if (dev->vol.migr_type == MIGR_INIT)
return 1;
migr_map = get_imsm_map(dev, 1);
@@ -2575,7 +2673,7 @@ static int is_rebuilding(struct imsm_dev *dev)
if (!dev->vol.migr_state)
return 0;
- if (dev->vol.migr_type == 0)
+ if (dev->vol.migr_type != MIGR_REBUILD)
return 0;
migr_map = get_imsm_map(dev, 1);
@@ -2588,12 +2686,9 @@ static int is_rebuilding(struct imsm_dev *dev)
static void mark_failure(struct imsm_disk *disk)
{
- __u32 status = __le32_to_cpu(disk->status);
-
- if (status & FAILED_DISK)
+ if (disk->status & FAILED_DISK)
return;
- status |= FAILED_DISK;
- disk->status = __cpu_to_le32(status);
+ disk->status |= FAILED_DISK;
disk->scsi_id = __cpu_to_le32(~(__u32)0);
memmove(&disk->serial[0], &disk->serial[1], MAX_RAID_SERIAL_LEN - 1);
}
@@ -2641,9 +2736,10 @@ static int imsm_set_array_state(struct active_array *a, int consistent)
} else if (!is_resyncing(dev) && !failed) {
/* mark the start of the init process if nothing is failed */
dprintf("imsm: mark resync start (%llu)\n", a->resync_start);
- map->map_state = map_state;
- migrate(dev, IMSM_T_STATE_NORMAL,
- map->map_state == IMSM_T_STATE_NORMAL);
+ if (map->map_state == IMSM_T_STATE_NORMAL)
+ migrate(dev, IMSM_T_STATE_NORMAL, MIGR_REBUILD);
+ else
+ migrate(dev, IMSM_T_STATE_NORMAL, MIGR_INIT);
super->updates_pending++;
}
@@ -2676,7 +2772,6 @@ static void imsm_set_disk(struct active_array *a, int n, int state)
struct imsm_map *map = get_imsm_map(dev, 0);
struct imsm_disk *disk;
int failed;
- __u32 status;
__u32 ord;
__u8 map_state;
@@ -2693,8 +2788,7 @@ static void imsm_set_disk(struct active_array *a, int n, int state)
disk = get_imsm_disk(super, ord_to_idx(ord));
/* check for new failures */
- status = __le32_to_cpu(disk->status);
- if ((state & DS_FAULTY) && !(status & FAILED_DISK)) {
+ if ((state & DS_FAULTY) && !(disk->status & FAILED_DISK)) {
mark_failure(disk);
super->updates_pending++;
}
@@ -2781,7 +2875,7 @@ static struct dl *imsm_readd(struct intel_super *super, int idx, struct active_a
if (dl->index == i)
break;
- if (dl && __le32_to_cpu(dl->disk.status) & FAILED_DISK)
+ if (dl && dl->disk.status & FAILED_DISK)
dl = NULL;
if (dl)
@@ -2802,7 +2896,6 @@ static struct dl *imsm_add_spare(struct intel_super *super, int slot, struct act
int j;
int found;
__u32 array_start;
- __u32 status;
struct dl *dl;
for (dl = super->disks; dl; dl = dl->next) {
@@ -2818,11 +2911,10 @@ static struct dl *imsm_add_spare(struct intel_super *super, int slot, struct act
continue;
/* skip in use or failed drives */
- status = __le32_to_cpu(dl->disk.status);
- if (status & FAILED_DISK || idx == dl->index) {
+ if (dl->disk.status & FAILED_DISK || idx == dl->index) {
dprintf("%x:%x status ( %s%s)\n",
dl->major, dl->minor,
- status & FAILED_DISK ? "failed " : "",
+ dl->disk.status & FAILED_DISK ? "failed " : "",
idx == dl->index ? "in use " : "");
continue;
}
@@ -3072,7 +3164,6 @@ static void imsm_process_update(struct supertype *st,
struct imsm_map *migr_map;
struct active_array *a;
struct imsm_disk *disk;
- __u32 status;
__u8 to_state;
struct dl *dl;
unsigned int found;
@@ -3101,8 +3192,7 @@ static void imsm_process_update(struct supertype *st,
if (i == u->slot)
continue;
disk = get_imsm_disk(super, get_imsm_disk_idx(dev, i));
- if (!disk ||
- __le32_to_cpu(disk->status) & FAILED_DISK)
+ if (!disk || disk->status & FAILED_DISK)
failed++;
}
@@ -3112,15 +3202,13 @@ static void imsm_process_update(struct supertype *st,
super->anchor->num_disks++;
}
disk = &dl->disk;
- status = __le32_to_cpu(disk->status);
- status |= CONFIGURED_DISK;
- status &= ~SPARE_DISK;
- disk->status = __cpu_to_le32(status);
+ disk->status |= CONFIGURED_DISK;
+ disk->status &= ~SPARE_DISK;
/* mark rebuild */
to_state = imsm_check_degraded(super, dev, failed);
map->map_state = IMSM_T_STATE_DEGRADED;
- migrate(dev, to_state, 1);
+ migrate(dev, to_state, MIGR_REBUILD);
migr_map = get_imsm_map(dev, 1);
set_imsm_ord_tbl_ent(map, u->slot, dl->index);
set_imsm_ord_tbl_ent(migr_map, u->slot, dl->index | IMSM_ORD_REBUILD);
@@ -3233,14 +3321,14 @@ static void imsm_process_update(struct supertype *st,
/* fix up flags */
for (i = 0; i < map->num_members; i++) {
struct imsm_disk *disk;
- __u32 status;
disk = get_imsm_disk(super, get_imsm_disk_idx(dev, i));
- status = __le32_to_cpu(disk->status);
- status |= CONFIGURED_DISK;
- status &= ~SPARE_DISK;
- disk->status = __cpu_to_le32(status);
+ disk->status |= CONFIGURED_DISK;
+ disk->status &= ~SPARE_DISK;
}
+
+ imsm_update_version_info(super);
+
break;
}
case update_add_disk:

8
mdadm.changes
View File

@ -1,3 +1,11 @@
-------------------------------------------------------------------
Fri Nov 14 05:33:41 CET 2008 - nfbrown@suse.de
- intel.fixes.patch : various fixes from intel for
proper handling of their metadata
- name.fixes.patch : various fixes for new handling
of device names - one could cause a crash.
-------------------------------------------------------------------
Sun Nov 9 23:38:39 CET 2008 - ro@suse.de

11
mdadm.spec
View File

@ -20,7 +20,7 @@
Name: mdadm
Version: 3.0
Release: 8
Release: 9
%define ver 3.0-devel2
BuildRequires: sgmltool
PreReq: %fillup_prereq %insserv_prereq
@ -38,6 +38,8 @@ Patch3: mdadm-destdir.patch
Patch4: mdadm-overflow.patch
Patch5: mdadm-auto-assemble.patch
Patch6: Start-kpartx-for-imsm-devices.patch
Patch7: intel.fixes.patch
Patch8: name.fixes.patch
Source1: Software-RAID.HOWTO.tar.bz2
Source2: sysconfig.mdadm
Source3: mdadmd
@ -64,6 +66,8 @@ Authors:
%patch4
%patch5 -p1
%patch6 -p1
%patch7 -p1
%patch8 -p1
%build
%{suse_update_config -f}
@ -152,6 +156,11 @@ rm -rf $RPM_BUILD_ROOT
/lib/mkinitrd/scripts/boot-md.sh
%changelog
* Fri Nov 14 2008 nfbrown@suse.de
- intel.fixes.patch : various fixes from intel for
proper handling of their metadata
- name.fixes.patch : various fixes for new handling
of device names - one could cause a crash.
* Sun Nov 09 2008 ro@suse.de
- fix patch apply depth
* Fri Nov 07 2008 nfbrown@suse.de

4
mdmon-ia64-clone.patch
View File

@ -3,9 +3,11 @@ ia64 has __clone2 instead of clone()
mdmon.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
Index: mdmon.c
===================================================================
--- mdmon.c.orig
+++ mdmon.c
@@ -57,13 +57,25 @@ int run_child(void *v)
@@ -79,13 +79,25 @@ int run_child(void *v)
return 0;
}

62
name.fixes.patch Normal file
View File

@ -0,0 +1,62 @@
Two patches fixing issues with device naming.
commit bf68e9d9ab185121b6004fc81b531bce8348726d
Author: Dan Williams <dan.j.williams@intel.com>
Date: Mon Nov 10 09:30:07 2008 -0700
fix add_dev() handling of broken links
Resolves issues like:
mdadm -Ss
mdadm: unable to open /dev/md/r1: No such file or directory
...where /dev/md/r1 points to a removed device.
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
commit ef70b9f4ef7a3a9f70b3a09b3a55b1cc675c0a37
Author: Dan Williams <dan.j.williams@intel.com>
Date: Sat Nov 8 16:03:07 2008 -0700
fix remove_devices()
Don't write to 'pe' if 'path' was not specified
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
diff --git a/Manage.c b/Manage.c
index 06f9e05..85bb2c8 100644
--- a/Manage.c
+++ b/Manage.c
@@ -150,10 +150,12 @@ static void remove_devices(int devnum, char *path)
for (part = 0; part < 16; part++) {
if (part) {
sprintf(be, "p%d", part);
- if (isdigit(pe[-1]))
- sprintf(pe, "p%d", part);
- else
- sprintf(pe, "%d", part);
+ if (path) {
+ if (isdigit(pe[-1]))
+ sprintf(pe, "p%d", part);
+ else
+ sprintf(pe, "%d", part);
+ }
}
/* FIXME test if really is md device ?? */
unlink(base);
diff --git a/util.c b/util.c
index f21d2bb..2b4f902 100644
--- a/util.c
+++ b/util.c
@@ -467,8 +467,10 @@ int devlist_ready = 0;
int add_dev(const char *name, const struct stat *stb, int flag, struct FTW *s)
{
struct stat st;
+
if (S_ISLNK(stb->st_mode)) {
- stat(name, &st);
+ if (stat(name, &st) != 0)
+ return 0;
stb = &st;
}

4
super-intel-undefined-operation.patch
View File

@ -7,9 +7,11 @@ The swap macros can evaluate their argument multiple times.
super-intel.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
Index: super-intel.c
===================================================================
--- super-intel.c.orig
+++ super-intel.c
@@ -280,8 +280,10 @@ static __u32 __gen_imsm_checksum(struct
@@ -271,8 +271,10 @@ static __u32 __gen_imsm_checksum(struct
__u32 *p = (__u32 *) mpb;
__u32 sum = 0;