Messages in this thread Patch in this message | | | From | John Garry <> | Subject | [PATCH 1/4] scsi: Add scsi_prot_op_normal() | Date | Tue, 20 Nov 2018 22:59:01 +0800 |
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It is a common pattern to check if a Scsi command protection option is "normal", i.e. regular IO.
Add a common simple wrapper for this.
Signed-off-by: John Garry <john.garry@huawei.com> --- include/scsi/scsi_cmnd.h | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h index c891ada..3b26ea1 100644 --- a/include/scsi/scsi_cmnd.h +++ b/include/scsi/scsi_cmnd.h @@ -271,6 +271,11 @@ static inline unsigned char scsi_get_prot_op(struct scsi_cmnd *scmd) return scmd->prot_op; } +static inline bool scsi_prot_op_normal(struct scsi_cmnd *scmd) +{ + return scmd->prot_op == SCSI_PROT_NORMAL; +} + enum scsi_prot_flags { SCSI_PROT_TRANSFER_PI = 1 << 0, SCSI_PROT_GUARD_CHECK = 1 << 1, -- 1.9.1
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