[SCSI] st: compile fix when DEBUG set to one

Remove the now useless counting of adjacent pages from the debugging code in
to make it compile when DEBUG is set non-zero.

Signed-off-by: Kai Makisara <kai.makisara@kolumbus.fi>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c
index 71952703125a634a05869e1c6d44fe929a02f1ba..0a52d9d2da2cc43678c9d099aa0e00eb2b0ecfef 100644 (file)
--- a/drivers/scsi/st.c
+++ b/drivers/scsi/st.c
@@ -17,7 +17,7 @@
    Last modified: 18-JAN-1998 Richard Gooch <rgooch@atnf.csiro.au> Devfs support
  */
 
-static const char *verstr = "20080117";
+static const char *verstr = "20080221";
 
 #include <linux/module.h>
 
@@ -1172,7 +1172,7 @@ static int st_open(struct inode *inode, struct file *filp)
        STp->try_dio_now = STp->try_dio;
        STp->recover_count = 0;
        DEB( STp->nbr_waits = STp->nbr_finished = 0;
-            STp->nbr_requests = STp->nbr_dio = STp->nbr_pages = STp->nbr_combinable = 0; )
+            STp->nbr_requests = STp->nbr_dio = STp->nbr_pages = 0; )
 
        retval = check_tape(STp, filp);
        if (retval < 0)
@@ -1226,8 +1226,8 @@ static int st_flush(struct file *filp, fl_owner_t id)
        }
 
        DEBC( if (STp->nbr_requests)
-               printk(KERN_DEBUG "%s: Number of r/w requests %d, dio used in %d, pages %d (%d).\n",
-                      name, STp->nbr_requests, STp->nbr_dio, STp->nbr_pages, STp->nbr_combinable));
+               printk(KERN_DEBUG "%s: Number of r/w requests %d, dio used in %d, pages %d.\n",
+                      name, STp->nbr_requests, STp->nbr_dio, STp->nbr_pages));
 
        if (STps->rw == ST_WRITING && !STp->pos_unknown) {
                struct st_cmdstatus *cmdstatp = &STp->buffer->cmdstat;
@@ -1422,9 +1422,6 @@ static int setup_buffering(struct scsi_tape *STp, const char __user *buf,
                     if (STbp->do_dio) {
                        STp->nbr_dio++;
                        STp->nbr_pages += STbp->do_dio;
-                       for (i=1; i < STbp->do_dio; i++)
-                               if (page_to_pfn(STbp->sg[i].page) == page_to_pfn(STbp->sg[i-1].page) + 1)
-                                       STp->nbr_combinable++;
                     }
                )
        } else

diff --git a/drivers/scsi/st.h b/drivers/scsi/st.h
index 6c8075712974af0db0da977dbba3b47b6cb35f7d..5931726fcf93c8f6cd3df2235a4748af1a8b49ca 100644 (file)
--- a/drivers/scsi/st.h
+++ b/drivers/scsi/st.h
@@ -164,7 +164,6 @@ struct scsi_tape {
        int nbr_requests;
        int nbr_dio;
        int nbr_pages;
-       int nbr_combinable;
        unsigned char last_cmnd[6];
        unsigned char last_sense[16];
 #endif