commit 45711f1af6eff1a6d010703b4862e0d2b9afd056
author Jens Axboe <jens.axboe@oracle.com> Mon Oct 22 21:19:53 2007 +0200
committer Jens Axboe <jens.axboe@oracle.com> Mon Oct 22 21:19:53 2007 +0200
tree 3d0048f46e3df9d217d56127462ebe680348bd5a
parent 78c2f0b8c285c5305b3e67b0595200541e15eb43

[SG] Update drivers to use sg helpers

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

drivers/scsi/ipr.c

diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c
index c316a0b..439b97a 100644
--- a/drivers/scsi/ipr.c
+++ b/drivers/scsi/ipr.c
@@ -2872,6 +2872,7 @@
 	}
 
 	scatterlist = sglist->scatterlist;
+	sg_init_table(scatterlist, num_elem);
 
 	sglist->order = order;
 	sglist->num_sg = num_elem;
@@ -2884,12 +2885,12 @@
 
 			/* Free up what we already allocated */
 			for (j = i - 1; j >= 0; j--)
-				__free_pages(scatterlist[j].page, order);
+				__free_pages(sg_page(&scatterlist[j]), order);
 			kfree(sglist);
 			return NULL;
 		}
 
-		scatterlist[i].page = page;
+		sg_set_page(&scatterlist[i], page);
 	}
 
 	return sglist;
@@ -2910,7 +2911,7 @@
 	int i;
 
 	for (i = 0; i < sglist->num_sg; i++)
-		__free_pages(sglist->scatterlist[i].page, sglist->order);
+		__free_pages(sg_page(&sglist->scatterlist[i]), sglist->order);
 
 	kfree(sglist);
 }
@@ -2940,9 +2941,11 @@
 	scatterlist = sglist->scatterlist;
 
 	for (i = 0; i < (len / bsize_elem); i++, buffer += bsize_elem) {
-		kaddr = kmap(scatterlist[i].page);
+		struct page *page = sg_page(&scatterlist[i]);
+
+		kaddr = kmap(page);
 		memcpy(kaddr, buffer, bsize_elem);
-		kunmap(scatterlist[i].page);
+		kunmap(page);
 
 		scatterlist[i].length = bsize_elem;
 
@@ -2953,9 +2956,11 @@
 	}
 
 	if (len % bsize_elem) {
-		kaddr = kmap(scatterlist[i].page);
+		struct page *page = sg_page(&scatterlist[i]);
+
+		kaddr = kmap(page);
 		memcpy(kaddr, buffer, len % bsize_elem);
-		kunmap(scatterlist[i].page);
+		kunmap(page);
 
 		scatterlist[i].length = len % bsize_elem;
 	}