When REQ_FUA or REQ_FLUSH are sent from the block layer, a target might need to pad some sectors in order to meet device constrains. ADDR_PADDED allows to signal that such sector has been padded. It can be used to mark both lbas and ppas.
Signed-off-by: Javier González <jav...@cnexlabs.com> --- include/linux/lightnvm.h | 1 + 1 file changed, 1 insertion(+) diff --git a/include/linux/lightnvm.h b/include/linux/lightnvm.h index 37cda94..5c48207 100644 --- a/include/linux/lightnvm.h +++ b/include/linux/lightnvm.h @@ -214,6 +214,7 @@ struct nvm_tgt_instance { }; #define ADDR_EMPTY (~0ULL) +#define ADDR_PADDED (~0ULL - 1) #define NVM_VERSION_MAJOR 1 #define NVM_VERSION_MINOR 0 -- 2.5.0