diff options
| -rw-r--r-- | xlators/cluster/dht/src/dht-selfheal.c | 46 |
1 files changed, 44 insertions, 2 deletions
diff --git a/xlators/cluster/dht/src/dht-selfheal.c b/xlators/cluster/dht/src/dht-selfheal.c index b206b2aaf92..7c43bc0a0e2 100644 --- a/xlators/cluster/dht/src/dht-selfheal.c +++ b/xlators/cluster/dht/src/dht-selfheal.c @@ -270,6 +270,27 @@ dht_selfheal_dir_mkdir (call_frame_t *frame, loc_t *loc, return 0; } + +int +dht_selfheal_layout_alloc_start (xlator_t *this, loc_t *loc, + dht_layout_t *layout) +{ + int start = 0; + dht_conf_t *conf = NULL; + uint32_t hashval = 0; + int ret = 0; + + conf = this->private; + + ret = dht_hash_compute (layout->type, loc->path, &hashval); + if (ret == 0) { + start = (hashval % layout->cnt); + } + + return start; +} + + void dht_selfheal_layout_new_directory (call_frame_t *frame, loc_t *loc, dht_layout_t *layout) @@ -281,6 +302,7 @@ dht_selfheal_layout_new_directory (call_frame_t *frame, loc_t *loc, uint32_t start = 0; int cnt = 0; int err = 0; + int start_subvol = 0; this = frame->this; conf = this->private; @@ -306,8 +328,28 @@ dht_selfheal_layout_new_directory (call_frame_t *frame, loc_t *loc, chunk = ((unsigned long) 0xffffffff) / cnt; - start = 0; - for (i = 0; i < layout->cnt; i++) { + start_subvol = dht_selfheal_layout_alloc_start (this, loc, layout); + + for (i = start_subvol; i < layout->cnt; i++) { + err = layout->list[i].err; + if (err == -1) { + layout->list[i].start = start; + layout->list[i].stop = start + chunk - 1; + + start = start + chunk; + + gf_log (this->name, GF_LOG_TRACE, + "gave fix: %u - %u on %s for %s", + layout->list[i].start, layout->list[i].stop, + layout->list[i].xlator->name, loc->path); + if (--cnt == 0) { + layout->list[i].stop = 0xffffffff; + break; + } + } + } + + for (i = 0; i < start_subvol; i++) { err = layout->list[i].err; if (err == -1) { layout->list[i].start = start; |