Hi This is the documentation update for statistics, as suggested by Alasdair. Mikulas From: Mikulas Patocka <mpatocka@xxxxxxxxxx> Update documentation so that program id must not be a number. Signed-off-by: Mikulas Patocka <mpatocka@xxxxxxxxxx> --- Documentation/device-mapper/statistics.txt | 3 +++ 1 file changed, 3 insertions(+) Index: linux-dm/Documentation/device-mapper/statistics.txt =================================================================== --- linux-dm.orig/Documentation/device-mapper/statistics.txt 2015-06-15 23:40:37.000000000 +0200 +++ linux-dm/Documentation/device-mapper/statistics.txt 2015-06-16 00:03:13.000000000 +0200 @@ -85,6 +85,9 @@ Messages created and ignore those created by others. The kernel returns this string back in the output of @stats_list message, but it doesn't use it for anything else. + If we omit the number of optional arguments, program id must not + be a number, otherwise it would be interpreted as the number of + optional arguments. <aux_data> An optional parameter. A word that provides auxiliary data -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel