X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=fs%2Fceph%2Fioctl.c;h=4a989345b37bd368e62ede9ddc0032ff8e5b8fa4;hb=bc2e4a90d9f75f1664c1587eb09ecd10bb71b022;hp=36549a46e311cc7f7b717634e5723dbeddb58f5f;hpb=efec22b4689bbfdbed26367219e981fcc946b9a6;p=firefly-linux-kernel-4.4.55.git

diff --git a/fs/ceph/ioctl.c b/fs/ceph/ioctl.c
index 36549a46e311..4a989345b37b 100644
--- a/fs/ceph/ioctl.c
+++ b/fs/ceph/ioctl.c
@@ -16,11 +16,11 @@
  */
 static long ceph_ioctl_get_layout(struct file *file, void __user *arg)
 {
-	struct ceph_inode_info *ci = ceph_inode(file->f_dentry->d_inode);
+	struct ceph_inode_info *ci = ceph_inode(file_inode(file));
 	struct ceph_ioctl_layout l;
 	int err;
 
-	err = ceph_do_getattr(file->f_dentry->d_inode, CEPH_STAT_CAP_LAYOUT);
+	err = ceph_do_getattr(file_inode(file), CEPH_STAT_CAP_LAYOUT);
 	if (!err) {
 		l.stripe_unit = ceph_file_layout_su(ci->i_layout);
 		l.stripe_count = ceph_file_layout_stripe_count(ci->i_layout);
@@ -63,12 +63,12 @@ static long __validate_layout(struct ceph_mds_client *mdsc,
 
 static long ceph_ioctl_set_layout(struct file *file, void __user *arg)
 {
-	struct inode *inode = file->f_dentry->d_inode;
+	struct inode *inode = file_inode(file);
 	struct inode *parent_inode;
 	struct ceph_mds_client *mdsc = ceph_sb_to_client(inode->i_sb)->mdsc;
 	struct ceph_mds_request *req;
 	struct ceph_ioctl_layout l;
-	struct ceph_inode_info *ci = ceph_inode(file->f_dentry->d_inode);
+	struct ceph_inode_info *ci = ceph_inode(file_inode(file));
 	struct ceph_ioctl_layout nl;
 	int err;
 
@@ -76,7 +76,7 @@ static long ceph_ioctl_set_layout(struct file *file, void __user *arg)
 		return -EFAULT;
 
 	/* validate changed params against current layout */
-	err = ceph_do_getattr(file->f_dentry->d_inode, CEPH_STAT_CAP_LAYOUT);
+	err = ceph_do_getattr(file_inode(file), CEPH_STAT_CAP_LAYOUT);
 	if (err)
 		return err;
 
@@ -136,7 +136,7 @@ static long ceph_ioctl_set_layout(struct file *file, void __user *arg)
  */
 static long ceph_ioctl_set_layout_policy (struct file *file, void __user *arg)
 {
-	struct inode *inode = file->f_dentry->d_inode;
+	struct inode *inode = file_inode(file);
 	struct ceph_mds_request *req;
 	struct ceph_ioctl_layout l;
 	int err;
@@ -179,13 +179,12 @@ static long ceph_ioctl_set_layout_policy (struct file *file, void __user *arg)
 static long ceph_ioctl_get_dataloc(struct file *file, void __user *arg)
 {
 	struct ceph_ioctl_dataloc dl;
-	struct inode *inode = file->f_dentry->d_inode;
+	struct inode *inode = file_inode(file);
 	struct ceph_inode_info *ci = ceph_inode(inode);
 	struct ceph_osd_client *osdc =
 		&ceph_sb_to_client(inode->i_sb)->client->osdc;
 	u64 len = 1, olen;
 	u64 tmp;
-	struct ceph_object_layout ol;
 	struct ceph_pg pgid;
 	int r;
 
@@ -194,7 +193,7 @@ static long ceph_ioctl_get_dataloc(struct file *file, void __user *arg)
 		return -EFAULT;
 
 	down_read(&osdc->map_sem);
-	r = ceph_calc_file_object_mapping(&ci->i_layout, dl.file_offset, &len,
+	r = ceph_calc_file_object_mapping(&ci->i_layout, dl.file_offset, len,
 					  &dl.object_no, &dl.object_offset,
 					  &olen);
 	if (r < 0)
@@ -209,10 +208,9 @@ static long ceph_ioctl_get_dataloc(struct file *file, void __user *arg)
 
 	snprintf(dl.object_name, sizeof(dl.object_name), "%llx.%08llx",
 		 ceph_ino(inode), dl.object_no);
-	ceph_calc_object_layout(&ol, dl.object_name, &ci->i_layout,
+	ceph_calc_object_layout(&pgid, dl.object_name, &ci->i_layout,
 				osdc->osdmap);
 
-	pgid = ol.ol_pgid;
 	dl.osd = ceph_calc_pg_primary(osdc->osdmap, pgid);
 	if (dl.osd >= 0) {
 		struct ceph_entity_addr *a =
@@ -234,7 +232,7 @@ static long ceph_ioctl_get_dataloc(struct file *file, void __user *arg)
 static long ceph_ioctl_lazyio(struct file *file)
 {
 	struct ceph_file_info *fi = file->private_data;
-	struct inode *inode = file->f_dentry->d_inode;
+	struct inode *inode = file_inode(file);
 	struct ceph_inode_info *ci = ceph_inode(inode);
 
 	if ((fi->fmode & CEPH_FILE_MODE_LAZY) == 0) {