On 03/27/2014 01:17 PM, Ilya Dryomov wrote:
> 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@xxxxxxxxxxx>
I didn't look at the broader context, but the new code looks good.
Reviewed-by: Alex Elder <elder@xxxxxxxxxx>
> ---
> net/ceph/debugfs.c | 11 +++++++++++
> 1 file changed, 11 insertions(+)
>
> diff --git a/net/ceph/debugfs.c b/net/ceph/debugfs.c
> index 112d98edb156..c45d235e774e 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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