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authorBart Van Assche <bart.vanassche@wdc.com>2017-08-31 01:58:39 +0200
committerMartin K. Petersen <martin.petersen@oracle.com>2017-09-01 05:06:12 +0200
commit64104f703212ff50e855bb2e2fa80d71db62c521 (patch)
tree13179e6dcb14cdde2fb7b2763bfcf6537dfac8c3 /include/scsi
parentscsi: qla2xxx: Reset the logo flag, after target re-login. (diff)
downloadlinux-64104f703212ff50e855bb2e2fa80d71db62c521.tar.xz
linux-64104f703212ff50e855bb2e2fa80d71db62c521.zip
scsi: Call scsi_initialize_rq() for filesystem requests
If a pass-through request is submitted then blk_get_request() initializes that request by calling scsi_initialize_rq(). Also call this function for filesystem requests. Introduce CMD_INITIALIZED to keep track of whether or not a request has already been initialized. Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com> Cc: Christoph Hellwig <hch@lst.de> Cc: Brian King <brking@linux.vnet.ibm.com> Cc: Hannes Reinecke <hare@suse.com> Cc: Johannes Thumshirn <jthumshirn@suse.de> Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'include/scsi')
-rw-r--r--include/scsi/scsi_cmnd.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h
index f5afcff8d76f..a9f8f7e79d83 100644
--- a/include/scsi/scsi_cmnd.h
+++ b/include/scsi/scsi_cmnd.h
@@ -57,6 +57,9 @@ struct scsi_pointer {
/* for scmd->flags */
#define SCMD_TAGGED (1 << 0)
#define SCMD_UNCHECKED_ISA_DMA (1 << 1)
+#define SCMD_INITIALIZED (1 << 3)
+/* flags preserved across unprep / reprep */
+#define SCMD_PRESERVED_FLAGS (SCMD_UNCHECKED_ISA_DMA | SCMD_INITIALIZED)
struct scsi_cmnd {
struct scsi_request req;