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authorBart Van Assche <bvanassche@acm.org>2019-02-08 22:25:03 +0100
committerMartin K. Petersen <martin.petersen@oracle.com>2019-02-12 17:13:41 +0100
commit9fa505adf9f2914637e4e81620f62dcdaa575f71 (patch)
tree6fd5629d85871c75e33aa496da94d1dc62392d74 /include/scsi
parentscsi: sd: Remove superfluous residual assignments (diff)
downloadlinux-9fa505adf9f2914637e4e81620f62dcdaa575f71.tar.xz
linux-9fa505adf9f2914637e4e81620f62dcdaa575f71.zip
scsi: core: Move resid from scsi_data_buffer to scsi_cmnd
This patch does not change any functionality but reduces the size of struct scsi_cmnd. Cc: Douglas Gilbert <dgilbert@interlog.com> Cc: Hannes Reinecke <hare@suse.com> Cc: Christoph Hellwig <hch@lst.de> Signed-off-by: Bart Van Assche <bvanassche@acm.org> 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.h5
1 files changed, 2 insertions, 3 deletions
diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h
index af6ae3e1eba6..6c7793c2ad01 100644
--- a/include/scsi/scsi_cmnd.h
+++ b/include/scsi/scsi_cmnd.h
@@ -35,7 +35,6 @@ struct scsi_driver;
struct scsi_data_buffer {
struct sg_table table;
unsigned length;
- int resid;
};
/* embedded in scsi_cmnd */
@@ -202,12 +201,12 @@ static inline unsigned scsi_bufflen(struct scsi_cmnd *cmd)
static inline void scsi_set_resid(struct scsi_cmnd *cmd, int resid)
{
- cmd->sdb.resid = resid;
+ cmd->req.resid_len = resid;
}
static inline int scsi_get_resid(struct scsi_cmnd *cmd)
{
- return cmd->sdb.resid;
+ return cmd->req.resid_len;
}
#define scsi_for_each_sg(cmd, sg, nseg, __i) \