If an lvol is opened in degraded mode, keep track of the missing esnap
IDs and which lvols need them. A future commit will make use of this
information to bring lvols out of degraded mode when their external
snapshot device appears.
Change-Id: I55c16ad042a73e46e225369bfff2631958a2ed46
Signed-off-by: Mike Gerdts <mgerdts@nvidia.com>
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/16427
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
f2dbb50516