diff options
| -rw-r--r-- | extras/multipath/main.c | 28 | ||||
| -rw-r--r-- | extras/multipath/main.h | 5 |
2 files changed, 24 insertions, 9 deletions
diff --git a/extras/multipath/main.c b/extras/multipath/main.c index e62d763252..6b1c37cd95 100644 --- a/extras/multipath/main.c +++ b/extras/multipath/main.c @@ -214,7 +214,7 @@ blacklist (char * dev) { }; for (i = 0; blist[i].lengh; i++) { - if (strncmp(dev, blist[i].headstr, blist[i].lengh)) + if (strncmp(dev, blist[i].headstr, blist[i].lengh) == 0) return 1; } return 0; @@ -562,6 +562,17 @@ add_map(struct env * conf, struct path * all_paths, int i, np; long size = -1; + /* defaults for multipath target */ + int dm_nr_path_args = 2; + int dm_path_test_int = 10; + char * dm_ps_name = "round-robin"; + int dm_ps_nr_args = 2; + int dm_path_failback_int = 10; + int dm_path_nr_fail = 2; + int dm_ps_prio = 1; + int dm_ps_min_io = 2; + + if (!(dmt = dm_task_create(op))) return 0; @@ -577,7 +588,14 @@ add_map(struct env * conf, struct path * all_paths, } if (np == 0) goto addout; - params_p += sprintf(params_p, "%i 32", np); + /* temporarily disable creation of single path maps */ + /* Sistina should modify the target limits */ + if (np < 2) + goto addout; + + params_p += sprintf(params_p, "%i %i %i %s %i", + np, dm_nr_path_args, dm_path_test_int, + dm_ps_name, dm_ps_nr_args); for (i=0; i<=mp[index].npaths; i++) { if (( 0 == all_paths[PINDEX(index,i)].state) || @@ -585,8 +603,10 @@ add_map(struct env * conf, struct path * all_paths, continue; if (size < 0) size = get_disk_size(conf, all_paths[PINDEX(index,0)].dev); - params_p += sprintf(params_p, " %s %i", - all_paths[PINDEX(index,i)].dev, 0); + params_p += sprintf(params_p, " %s %i %i %i %i", + all_paths[PINDEX(index,i)].dev, + dm_path_failback_int, dm_path_nr_fail, + dm_ps_prio, dm_ps_min_io); } if (size < 0) diff --git a/extras/multipath/main.h b/extras/multipath/main.h index a1de1d8d2d..d6dfb14296 100644 --- a/extras/multipath/main.h +++ b/extras/multipath/main.h @@ -46,12 +46,7 @@ #define TUR_CMD_LEN 6 #define MX_ALLOC_LEN 255 #define BLKGETSIZE _IO(0x12,96) -#define DM_TARGET "striped" -/* #define DM_TARGET "multipath" -#define DM_POLL_INTERVAL 10 -#define DM_PATH_SELECTOR "latency" -*/ #define PINDEX(x,y) mp[(x)].pindex[(y)] |