mdctl-v0.4

[thirdparty/mdadm.git] / Examine.c

diff --git a/Examine.c b/Examine.c
index f2498ec07c54c23ac68eee8090bdf20b72bd3fcd..4ed4f6b75c7041bd549913f8b02a42696644a5fc 100644 (file)
--- a/Examine.c
+++ b/Examine.c
@@ -29,6 +29,9 @@
 
 #include       "mdctl.h"
 
+#if ! defined(__BIG_ENDIAN) && ! defined(__LITTLE_ENDIAN)
+#error no endian defined
+#endif
 #include       "md_u.h"
 #include       "md_p.h"
 int Examine(char *dev)
@@ -47,7 +50,7 @@ int Examine(char *dev)
         *   utime, state etc
         *
         */
-       int fd = open(dev, O_RDONLY, 0);
+       int fd = open(dev, O_RDONLY);
        time_t atime;
        mdp_super_t super;
        int d;
@@ -121,18 +124,32 @@ int Examine(char *dev)
        printf(" Working Drives : %d\n", super.working_disks);
        printf("  Failed Drives : %d\n", super.failed_disks);
        printf("   Spare Drives : %d\n", super.spare_disks);
-       printf("   - checksum not checked yet - \n");
+       if (calc_sb_csum(&super) == super.sb_csum)
+           printf("       Checksum : %x - correct\n", super.sb_csum);
+       else
+           printf("       Checksum : %x - expected %x\n", super.sb_csum, calc_sb_csum(&super));
        printf("         Events : %d.%d\n", super.events_hi, super.events_lo);
        printf("\n");
        if (super.level == 5) {
                c = map_num(r5layout, super.layout);
                printf("         Layout : %s\n", c?c:"-unknown-");
        }
-       printf("     Chunk Size : %dK\n", super.chunk_size/1024);
+       switch(super.level) {
+       case 0:
+       case 4:
+       case 5:
+               printf("     Chunk Size : %dK\n", super.chunk_size/1024);
+               break;
+       case -1:
+               printf("       Rounding : %dK\n", super.chunk_size/1024);
+               break;
+       default: break;         
+       }
        printf("\n");
        printf("      Number   Major   Minor   RaidDisk   State\n");
        for (d= -1; d<(signed int)super.nr_disks; d++) {
                mdp_disk_t *dp;
+               char *dv;
                char nb[5];
                if (d>=0) dp = &super.disks[d];
                else dp = &super.this_disk;
@@ -143,6 +160,8 @@ int Examine(char *dev)
                if (dp->state & (1<<MD_DISK_ACTIVE)) printf(" active");
                if (dp->state & (1<<MD_DISK_SYNC)) printf(" sync");
                if (dp->state & (1<<MD_DISK_REMOVED)) printf(" removed");
+               if ((dv=map_dev(dp->major, dp->minor)))
+                   printf("   %s", dv);
                printf("\n");
        }
        return 0;