s390utils/0004-s390-tools-1.8.1-fdasd-raid-lvm.patch
2009-10-08 13:55:38 +00:00

154 lines
4.5 KiB
Diff

From 35298f5f9512835071b8c08e843731bbfbb15b7e Mon Sep 17 00:00:00 2001
From: =?utf-8?q?Dan=20Hor=C3=A1k?= <dan@danny.cz>
Date: Thu, 23 Apr 2009 11:46:16 +0200
Subject: [PATCH 4/9] s390-tools-1.8.1-fdasd-raid-lvm
---
fdasd/fdasd.c | 65 ++++++++++++++++++++++++++++++++++++++++++++++----------
1 files changed, 53 insertions(+), 12 deletions(-)
diff --git a/fdasd/fdasd.c b/fdasd/fdasd.c
index 3a54968..a526d7f 100644
--- a/fdasd/fdasd.c
+++ b/fdasd/fdasd.c
@@ -258,10 +258,10 @@ fdasd_error(fdasd_anchor_t *anc, enum fdasd_failure why, char *str)
static int
read_line(void)
{
- bzero(line_buffer, LINE_LENGTH);
line_ptr = line_buffer;
if (!fgets(line_buffer, LINE_LENGTH, stdin))
return 0;
+ line_buffer[LINE_LENGTH-1] = 0;
while (*line_ptr && !isgraph(*line_ptr))
line_ptr++;
return *line_ptr;
@@ -312,6 +312,10 @@ fdasd_partition_type (char *str)
strcpy(str, "Linux native");
else if (strncmp("SWAP ", str, 6) == 0)
strcpy(str, "Linux swap");
+ else if (strncmp("RAID ", str, 6) == 0)
+ strcpy(str, "Linux Raid");
+ else if (strncmp("LVM ", str, 6) == 0)
+ strcpy(str, "Linux LVM");
else
strcpy(str, "unknown");
@@ -1122,14 +1126,24 @@ fdasd_write_vtoc_labels (fdasd_anchor_t *anc)
strncpy(c1, s2, 31);
}
else {
+ char str[20];
char *tmp = strstr(ch, "SWAP");
+ char *tmp1 = strstr(ch, "RAID");
/* create a new data set name */
while (getpos(anc, k) > -1)
k++;
setpos(anc, k, i-1);
-
+
+ strncpy(s2, ch, 44);
+ s2[44]=0;
+ vtoc_ebcdic_dec(s2, s2, 44);
+ c2 = strstr(s2, "PART");
+ if (c2 != NULL) strncpy(str, c2+=9, 6);
+ str[6] = '\0';
+ fdasd_partition_type(str);
+
strncpy(ch, "LINUX.V "
" ", 44);
@@ -1145,10 +1159,21 @@ fdasd_write_vtoc_labels (fdasd_anchor_t *anc)
strncpy(c1, dsno, 4);
c1 += 4;
- if (tmp)
- strncpy(c1, ".SWAP", 5);
- else
- strncpy(c1, ".NATIVE", 7);
+ if (tmp || tmp1) {
+ if (tmp)
+ strncpy(c1, ".SWAP", 5);
+ if (tmp1)
+ strncpy(c1, ".RAID", 5);
+ } else {
+ if (strcmp("unknown", str) == 0) {
+ strncpy(c1, ".NATIVE", 7);
+ }
+ else {
+ strncpy(c1, ".", 1);
+ strncpy(c1+1, c2, 6);
+ }
+ }
+
}
vtoc_ebcdic_enc(ch, ch, 44);
if (anc->verbose) printf("%2x ", part_info->f1->DS1FMTID);
@@ -1433,9 +1458,10 @@ fdasd_change_part_type (fdasd_anchor_t *anc)
printf("current partition type is: %s\n\n", fdasd_partition_type(str));
printf(" 1 Linux native\n" \
- " 2 Linux swap\n\n");
+ " 2 Linux swap\n" \
+ " 3 Linux raid\n\n");
part_type = 0;
- while ((part_type < 1) || (part_type > 2)) {
+ while ((part_type < 1) || (part_type > 3)) {
while (!isdigit(part_type =
read_char("new partition type: ")));
part_type -= 48;
@@ -1448,6 +1474,9 @@ fdasd_change_part_type (fdasd_anchor_t *anc)
case 2:
strncpy(str, "SWAP ", 6);
break;
+ case 3:
+ strncpy(str, "RAID ", 6);
+ break;
default:
printf("'%d' is not supported!\n", part_type);
}
@@ -1625,7 +1654,7 @@ fdasd_process_invalid_vtoc(fdasd_anchor_t *anc)
static void
fdasd_process_valid_vtoc(fdasd_anchor_t *anc, unsigned long blk)
{
- int f1_counter = 0, f7_counter = 0, f5_counter = 0;
+ int f1_counter = 0, f7_counter = 0, f5_counter = 0, oldfmt = 0;
int i, part_no, f1_size = sizeof(format1_label_t);
partition_info_t *part_info = anc->first;
format1_label_t f1_label;
@@ -1677,14 +1706,26 @@ fdasd_process_valid_vtoc(fdasd_anchor_t *anc, unsigned long blk)
vtoc_ebcdic_enc(part_info->f1->DS1DSNAM,
part_info->f1->DS1DSNAM, 44);
- if ((part_no < 0) || (part_no >= USABLE_PARTITIONS))
+ /* this dasd has data set names 0000-0002
+ but we use now 0001-0003 */
+ if (part_no == -1)
+ oldfmt++;
+
+ if (((oldfmt == 0) && (part_no < 0))
+ || (part_no >= USABLE_PARTITIONS))
printf("WARNING: partition number (%i) found "
"in data set name of an existing "
"partition\ndoes not match range of "
"possible partition numbers (1-%d)\n\n",
part_no + 1, USABLE_PARTITIONS);
- else
- setpos(anc, part_no, f1_counter);
+ else {
+ if (oldfmt) /* correct +1 */ {
+ setpos(anc, part_no+1, f1_counter);
+ printf("Correcting f1 header number!\n");
+ }
+ else
+ setpos(anc, part_no, f1_counter);
+ }
part_info = part_info->next;
f1_counter++;
--
1.6.3.3