diff options
Diffstat (limited to 'include/uapi/linux/target_core_user.h')
| -rw-r--r-- | include/uapi/linux/target_core_user.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/include/uapi/linux/target_core_user.h b/include/uapi/linux/target_core_user.h index 95b1597f16ae..f925a77f19ed 100644 --- a/include/uapi/linux/target_core_user.h +++ b/include/uapi/linux/target_core_user.h @@ -46,6 +46,7 @@ #define TCMU_MAILBOX_FLAG_CAP_OOOC (1 << 0) /* Out-of-order completions */ #define TCMU_MAILBOX_FLAG_CAP_READ_LEN (1 << 1) /* Read data length */ #define TCMU_MAILBOX_FLAG_CAP_TMR (1 << 2) /* TMR notifications */ +#define TCMU_MAILBOX_FLAG_CAP_KEEP_BUF (1<<3) /* Keep buf after cmd completion */ struct tcmu_mailbox { __u16 version; @@ -75,6 +76,7 @@ struct tcmu_cmd_entry_hdr { __u8 kflags; #define TCMU_UFLAG_UNKNOWN_OP 0x1 #define TCMU_UFLAG_READ_LEN 0x2 +#define TCMU_UFLAG_KEEP_BUF 0x4 __u8 uflags; } __packed; @@ -117,7 +119,7 @@ struct tcmu_cmd_entry { __u64 cdb_off; __u64 __pad1; __u64 __pad2; - struct iovec iov[0]; + __DECLARE_FLEX_ARRAY(struct iovec, iov); } req; struct { __u8 scsi_status; @@ -150,7 +152,7 @@ struct tcmu_tmr_entry { __u32 cmd_cnt; __u64 __pad3; __u64 __pad4; - __u16 cmd_ids[0]; + __u16 cmd_ids[]; } __packed; #define TCMU_OP_ALIGN_SIZE sizeof(__u64) |