[RFC PATCH 24/35] ceph: Make ceph_calc_file_object_mapping() return size as size_t

[David Howells <dhowells@redhat.com>]

Make ceph_calc_file_object_mapping() return the size as a size_t.

Signed-off-by: David Howells <dhowells@redhat.com>
cc: Viacheslav Dubeyko <slava@dubeyko.com>
cc: Alex Markuze <amarkuze@redhat.com>
cc: Ilya Dryomov <idryomov@gmail.com>
cc: ceph-devel@vger.kernel.org
cc: linux-fsdevel@vger.kernel.org
---
 fs/ceph/addr.c               | 4 ++--
 fs/ceph/crypto.c             | 2 +-
 fs/ceph/file.c               | 9 ++++-----
 fs/ceph/ioctl.c              | 2 +-
 include/linux/ceph/striper.h | 6 +++---
 net/ceph/osd_client.c        | 2 +-
 net/ceph/striper.c           | 4 ++--
 7 files changed, 14 insertions(+), 15 deletions(-)

diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c
index 482a9f41a685..7c89cafcb91a 100644
--- a/fs/ceph/addr.c
+++ b/fs/ceph/addr.c
@@ -335,8 +335,8 @@ static int ceph_netfs_prepare_read(struct netfs_io_subrequest *subreq)
 	struct inode *inode = rreq->inode;
 	struct ceph_inode_info *ci = ceph_inode(inode);
 	struct ceph_fs_client *fsc = ceph_inode_to_fs_client(inode);
+	size_t xlen;
 	u64 objno, objoff;
-	u32 xlen;
 
 	/* Truncate the extent at the end of the current block */
 	ceph_calc_file_object_mapping(&ci->i_layout, subreq->start, subreq->len,
@@ -1205,9 +1205,9 @@ void ceph_allocate_page_array(struct address_space *mapping,
 {
 	struct inode *inode = mapping->host;
 	struct ceph_inode_info *ci = ceph_inode(inode);
+	size_t xlen;
 	u64 objnum;
 	u64 objoff;
-	u32 xlen;
 
 	/* prepare async write request */
 	ceph_wbc->offset = (u64)folio_pos(folio);
diff --git a/fs/ceph/crypto.c b/fs/ceph/crypto.c
index 3b3c4d8d401e..a28dea74ca6f 100644
--- a/fs/ceph/crypto.c
+++ b/fs/ceph/crypto.c
@@ -594,8 +594,8 @@ int ceph_fscrypt_decrypt_extents(struct inode *inode, struct page **page,
 	struct ceph_client *cl = ceph_inode_to_client(inode);
 	int i, ret = 0;
 	struct ceph_inode_info *ci = ceph_inode(inode);
+	size_t xlen;
 	u64 objno, objoff;
-	u32 xlen;
 
 	/* Nothing to do for empty array */
 	if (ext_cnt == 0) {
diff --git a/fs/ceph/file.c b/fs/ceph/file.c
index fb4024bc8274..ffd36e00b0de 100644
--- a/fs/ceph/file.c
+++ b/fs/ceph/file.c
@@ -1731,12 +1731,11 @@ ceph_sync_write(struct kiocb *iocb, struct iov_iter *from, loff_t pos,
 		u64 write_pos = pos;
 		u64 write_len = len;
 		u64 objnum, objoff;
-		u32 xlen;
 		u64 assert_ver = 0;
 		bool rmw;
 		bool first, last;
 		struct iov_iter saved_iter = *from;
-		size_t off;
+		size_t off, xlen;
 
 		ceph_fscrypt_adjust_off_and_len(inode, &write_pos, &write_len);
 
@@ -2870,8 +2869,8 @@ static ssize_t ceph_do_objects_copy(struct ceph_inode_info *src_ci, u64 *src_off
 	struct ceph_osd_client *osdc;
 	struct ceph_osd_request *req;
 	size_t bytes = 0;
+	size_t src_objlen, dst_objlen;
 	u64 src_objnum, src_objoff, dst_objnum, dst_objoff;
-	u32 src_objlen, dst_objlen;
 	u32 object_size = src_ci->i_layout.object_size;
 	struct ceph_client *cl = fsc->client;
 	int ret;
@@ -2948,8 +2947,8 @@ static ssize_t __ceph_copy_file_range(struct file *src_file, loff_t src_off,
 	struct ceph_client *cl = src_fsc->client;
 	loff_t size;
 	ssize_t ret = -EIO, bytes;
+	size_t src_objlen, dst_objlen;
 	u64 src_objnum, dst_objnum, src_objoff, dst_objoff;
-	u32 src_objlen, dst_objlen;
 	int src_got = 0, dst_got = 0, err, dirty;
 
 	if (src_inode->i_sb != dst_inode->i_sb) {
@@ -3060,7 +3059,7 @@ static ssize_t __ceph_copy_file_range(struct file *src_file, loff_t src_off,
 	 * starting at the src_off
 	 */
 	if (src_objoff) {
-		doutc(cl, "Initial partial copy of %u bytes\n", src_objlen);
+		doutc(cl, "Initial partial copy of %zu bytes\n", src_objlen);
 
 		/*
 		 * we need to temporarily drop all caps as we'll be calling
diff --git a/fs/ceph/ioctl.c b/fs/ceph/ioctl.c
index e861de3c79b9..fab0e89ad7b4 100644
--- a/fs/ceph/ioctl.c
+++ b/fs/ceph/ioctl.c
@@ -186,7 +186,7 @@ static long ceph_ioctl_get_dataloc(struct file *file, void __user *arg)
 		&ceph_sb_to_fs_client(inode->i_sb)->client->osdc;
 	struct ceph_object_locator oloc;
 	CEPH_DEFINE_OID_ONSTACK(oid);
-	u32 xlen;
+	size_t xlen;
 	u64 tmp;
 	struct ceph_pg pgid;
 	int r;
diff --git a/include/linux/ceph/striper.h b/include/linux/ceph/striper.h
index 50bc1b88c5c4..e1036e953d7b 100644
--- a/include/linux/ceph/striper.h
+++ b/include/linux/ceph/striper.h
@@ -10,7 +10,7 @@ struct ceph_file_layout;
 
 void ceph_calc_file_object_mapping(struct ceph_file_layout *l,
 				   u64 off, u64 len,
-				   u64 *objno, u64 *objoff, u32 *xlen);
+				   u64 *objno, u64 *objoff, size_t *xlen);
 
 struct ceph_object_extent {
 	struct list_head oe_item;
@@ -97,14 +97,14 @@ int ceph_iterate_extents(struct ceph_file_layout *l, u64 off, u64 len,
 	while (len) {
 		struct ceph_object_extent *ex;
 		u64 objno, objoff;
-		u32 xlen;
+		size_t xlen;
 
 		ceph_calc_file_object_mapping(l, off, len, &objno, &objoff,
 					      &xlen);
 
 		ex = ceph_lookup_containing(object_extents, objno, objoff, xlen);
 		if (!ex) {
-			WARN(1, "%s: objno %llu %llu~%u not found!\n",
+			WARN(1, "%s: objno %llu %llu~%zu not found!\n",
 			     __func__, objno, objoff, xlen);
 			return -EINVAL;
 		}
diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c
index 92aaa5ed9145..f943d4e85a13 100644
--- a/net/ceph/osd_client.c
+++ b/net/ceph/osd_client.c
@@ -100,7 +100,7 @@ static int calc_layout(struct ceph_file_layout *layout, u64 off, u64 *plen,
 			u64 *objnum, u64 *objoff, u64 *objlen)
 {
 	u64 orig_len = *plen;
-	u32 xlen;
+	size_t xlen;
 
 	/* object extent? */
 	ceph_calc_file_object_mapping(layout, off, orig_len, objnum,
diff --git a/net/ceph/striper.c b/net/ceph/striper.c
index 3dedbf018fa6..c934c9addc9d 100644
--- a/net/ceph/striper.c
+++ b/net/ceph/striper.c
@@ -23,7 +23,7 @@
  */
 void ceph_calc_file_object_mapping(struct ceph_file_layout *l,
 				   u64 off, u64 len,
-				   u64 *objno, u64 *objoff, u32 *xlen)
+				   u64 *objno, u64 *objoff, size_t *xlen)
 {
 	u32 stripes_per_object = l->object_size / l->stripe_unit;
 	u64 blockno;	/* which su in the file (i.e. globally) */
@@ -100,7 +100,7 @@ int ceph_file_to_extents(struct ceph_file_layout *l, u64 off, u64 len,
 	while (len) {
 		struct list_head *add_pos = NULL;
 		u64 objno, objoff;
-		u32 xlen;
+		size_t xlen;
 
 		ceph_calc_file_object_mapping(l, off, len, &objno, &objoff,
 					      &xlen);