> > Hi Arthur, > In fact, this structure should be a "Transaction Specific Fields" in > Query UPIU for all query functions. By comparing 3.1 and 4.0, you can > use current utp_upiu_query{}, because you only want to pass 64bit TS. > Or you can change utp_upiu_query() to make it more uniform to meet > various query functions. > Hi Bean Actually, in the initial set of patches I changed utp_upiu_query , since the struct defined incorrectly and I want to change it according to the spec, but according to Bart's comment, the struct cannot be changed since the definition is in uapi . See the initial patch sets in the link below: https://www.spinics.net/lists/linux-scsi/msg181985.html https://www.spinics.net/lists/linux-scsi/msg182178.html https://www.spinics.net/lists/linux-scsi/msg181987.html Please let me know what you think. Regards Arthur