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| author | Sage Weil <sage@newdream.net> | 2011-05-03 12:52:05 -0700 |
|---|---|---|
| committer | Sage Weil <sage@newdream.net> | 2011-05-24 11:52:09 -0700 |
| commit | 7662d8ff57d2b00ce8f7fe0b60a85efbb2c05652 (patch) | |
| tree | c87fd023ab2d4749ea32619034bcc813cba9504a /net | |
| parent | 9db4b3e32778400555d5cc6fb61d4058902d37f7 (diff) | |
| download | linux-7662d8ff57d2b00ce8f7fe0b60a85efbb2c05652.tar.bz2 | |
libceph: handle new osdmap down/state change encoding
Old incrementals encode a 0 value (nearly always) when an osd goes down.
Change that to allow any state bit(s) to be flipped. Special case 0 to
mean flip the CEPH_OSD_UP bit to mimic the old behavior.
Signed-off-by: Sage Weil <sage@newdream.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/ceph/osdmap.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/net/ceph/osdmap.c b/net/ceph/osdmap.c index 94f068dda433..e97c3588c3ec 100644 --- a/net/ceph/osdmap.c +++ b/net/ceph/osdmap.c @@ -830,15 +830,20 @@ struct ceph_osdmap *osdmap_apply_incremental(void **p, void *end, map->osd_addr[osd] = addr; } - /* new_down */ + /* new_state */ ceph_decode_32_safe(p, end, len, bad); while (len--) { u32 osd; + u8 xorstate; ceph_decode_32_safe(p, end, osd, bad); + xorstate = **(u8 **)p; (*p)++; /* clean flag */ - pr_info("osd%d down\n", osd); + if (xorstate == 0) + xorstate = CEPH_OSD_UP; + if (xorstate & CEPH_OSD_UP) + pr_info("osd%d down\n", osd); if (osd < map->max_osd) - map->osd_state[osd] &= ~CEPH_OSD_UP; + map->osd_state[osd] ^= xorstate; } /* new_weight */ |