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authorIlya Dryomov <ilya.dryomov@inktank.com>2014-03-13 16:36:13 +0200
committerSage Weil <sage@inktank.com>2014-04-04 21:07:34 -0700
commit1c00240e007d14d3242fa490b50166b4f1b2770a (patch)
tree8f3ca874443a8a4c1d83fb26a64c3ec666b77cbf /net/ceph
parent0a2800d7280ccdf3194bd8bd74a2eb8c315b54c6 (diff)
downloadop-kernel-dev-1c00240e007d14d3242fa490b50166b4f1b2770a.zip
op-kernel-dev-1c00240e007d14d3242fa490b50166b4f1b2770a.tar.gz
libceph: dump pg_temp mappings to debugfs
Dump pg_temp mappings to /sys/kernel/debug/ceph/<client>/osdmap, one 'pg_temp <pgid> [<osd>, ..., <osd>]' per line, e.g: pg_temp 2.6 [2,3,4] Signed-off-by: Ilya Dryomov <ilya.dryomov@inktank.com> Reviewed-by: Alex Elder <elder@linaro.org>
Diffstat (limited to 'net/ceph')
-rw-r--r--net/ceph/debugfs.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/net/ceph/debugfs.c b/net/ceph/debugfs.c
index 112d98e..c45d235 100644
--- a/net/ceph/debugfs.c
+++ b/net/ceph/debugfs.c
@@ -82,6 +82,17 @@ static int osdmap_show(struct seq_file *s, void *p)
((map->osd_weight[i]*100) >> 16),
ceph_osdmap_state_str(sb, sizeof(sb), state));
}
+ for (n = rb_first(&map->pg_temp); n; n = rb_next(n)) {
+ struct ceph_pg_mapping *pg =
+ rb_entry(n, struct ceph_pg_mapping, node);
+
+ seq_printf(s, "pg_temp %llu.%x [", pg->pgid.pool,
+ pg->pgid.seed);
+ for (i = 0; i < pg->len; i++)
+ seq_printf(s, "%s%d", (i == 0 ? "" : ","),
+ pg->osds[i]);
+ seq_printf(s, "]\n");
+ }
return 0;
}
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