ceph_sb_to_client and ceph_client are really identical, we need to dump
one; while function ceph_client is confusing with "struct ceph_client",
ceph_sb_to_client's definition is more clear; so we'd better switch all
call to ceph_sb_to_client.
-static inline struct ceph_client *ceph_client(struct super_block *sb)
-{
- return sb->s_fs_info;
-}
Signed-off-by: Cheng Renquan <crq...@gmail.com>
---
fs/ceph/addr.c | 2 +-
fs/ceph/caps.c | 15 +++++++++------
fs/ceph/dir.c | 10 +++++-----
fs/ceph/export.c | 2 +-
fs/ceph/file.c | 2 +-
fs/ceph/inode.c | 10 +++++-----
fs/ceph/ioctl.c | 2 +-
fs/ceph/snap.c | 2 +-
fs/ceph/super.c | 10 +++++-----
fs/ceph/super.h | 6 ------
fs/ceph/xattr.c | 4 ++--
11 files changed, 31 insertions(+), 34 deletions(-)
diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c
index ce8ef61..74227ab 100644
--- a/fs/ceph/addr.c
+++ b/fs/ceph/addr.c
@@ -580,7 +580,7 @@ static void writepages_finish(struct ceph_osd_request *req,
ceph_release_pages(req->r_pages, req->r_num_pages);
if (req->r_pages_from_pool)
mempool_free(req->r_pages,
- ceph_client(inode->i_sb)->wb_pagevec_pool);
+ ceph_sb_to_client(inode->i_sb)->wb_pagevec_pool);
else
kfree(req->r_pages);
ceph_osdc_put_request(req);
diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index 7d0a0d0..fd41384 100644
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -864,7 +864,8 @@ void __ceph_remove_cap(struct ceph_cap *cap)
{
struct ceph_mds_session *session = cap->session;
struct ceph_inode_info *ci = cap->ci;
- struct ceph_mds_client *mdsc = &ceph_client(ci->vfs_inode.i_sb)->mdsc;
+ struct ceph_mds_client *mdsc =
+ &ceph_sb_to_client(ci->vfs_inode.i_sb)->mdsc;
dout("__ceph_remove_cap %p from %p\n", cap, &ci->vfs_inode);
@@ -1286,7 +1287,8 @@ static void ceph_flush_snaps(struct ceph_inode_info *ci)
*/
void __ceph_mark_dirty_caps(struct ceph_inode_info *ci, int mask)
{
- struct ceph_mds_client *mdsc = &ceph_client(ci->vfs_inode.i_sb)->mdsc;
+ struct ceph_mds_client *mdsc =
+ &ceph_sb_to_client(ci->vfs_inode.i_sb)->mdsc;
struct inode *inode = &ci->vfs_inode;
int was = ci->i_dirty_caps;
int dirty = 0;
@@ -1324,7 +1326,7 @@ void __ceph_mark_dirty_caps(struct ceph_inode_info *ci,
int mask)
static int __mark_caps_flushing(struct inode *inode,
struct ceph_mds_session *session)
{
- struct ceph_mds_client *mdsc = &ceph_client(inode->i_sb)->mdsc;
+ struct ceph_mds_client *mdsc = &ceph_sb_to_client(inode->i_sb)->mdsc;
struct ceph_inode_info *ci = ceph_inode(inode);
int flushing;
@@ -1651,7 +1653,7 @@ ack:
static int try_flush_caps(struct inode *inode, struct ceph_mds_session
*session,
unsigned *flush_tid)
{
- struct ceph_mds_client *mdsc = &ceph_client(inode->i_sb)->mdsc;
+ struct ceph_mds_client *mdsc = &ceph_sb_to_client(inode->i_sb)->mdsc;
struct ceph_inode_info *ci = ceph_inode(inode);
int unlock_session = session ? 0 : 1;
int flushing = 0;
@@ -1817,7 +1819,8 @@ int ceph_write_inode(struct inode *inode, struct
writeback_control *wbc)
err = wait_event_interruptible(ci->i_cap_wq,
caps_are_flushed(inode, flush_tid));
} else {
- struct ceph_mds_client *mdsc = &ceph_client(inode->i_sb)->mdsc;
+ struct ceph_mds_client *mdsc =
+ &ceph_sb_to_client(inode->i_sb)->mdsc;
spin_lock(&inode->i_lock);
if (__ceph_caps_dirty(ci))
@@ -2383,7 +2386,7 @@ static void handle_cap_flush_ack(struct inode *inode, u64
flush_tid,
__releases(inode->i_lock)
{
struct ceph_inode_info *ci = ceph_inode(inode);
- struct ceph_mds_client *mdsc = &ceph_client(inode->i_sb)->mdsc;
+ struct ceph_mds_client *mdsc = &ceph_sb_to_client(inode->i_sb)->mdsc;
unsigned seq = le32_to_cpu(m->seq);
int dirty = le32_to_cpu(m->dirty);
int cleaned = 0;
diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c
index 8a9116e..d5a0af7 100644
--- a/fs/ceph/dir.c
+++ b/fs/ceph/dir.c
@@ -477,7 +477,7 @@ static loff_t ceph_dir_llseek(struct file *file, loff_t
offset, int origin)
struct dentry *ceph_finish_lookup(struct ceph_mds_request *req,
struct dentry *dentry, int err)
{
- struct ceph_client *client = ceph_client(dentry->d_sb);
+ struct ceph_client *client = ceph_sb_to_client(dentry->d_sb);
struct inode *parent = dentry->d_parent->d_inode;
/* .snap dir? */
@@ -1039,7 +1039,7 @@ static ssize_t ceph_read_dir(struct file *file, char
__user *buf, size_t size,
struct ceph_inode_info *ci = ceph_inode(inode);
int left;
- if (!ceph_test_opt(ceph_client(inode->i_sb), DIRSTAT))
+ if (!ceph_test_opt(ceph_sb_to_client(inode->i_sb), DIRSTAT))
return -EISDIR;
if (!cf->dir_info) {
@@ -1141,7 +1141,7 @@ void ceph_dentry_lru_add(struct dentry *dn)
dout("dentry_lru_add %p %p '%.*s'\n", di, dn,
dn->d_name.len, dn->d_name.name);
if (di) {
- mdsc = &ceph_client(dn->d_sb)->mdsc;
+ mdsc = &ceph_sb_to_client(dn->d_sb)->mdsc;
spin_lock(&mdsc->dentry_lru_lock);
list_add_tail(&di->lru, &mdsc->dentry_lru);
mdsc->num_dentry++;
@@ -1157,7 +1157,7 @@ void ceph_dentry_lru_touch(struct dentry *dn)
dout("dentry_lru_touch %p %p '%.*s'\n", di, dn,
dn->d_name.len, dn->d_name.name);
if (di) {
- mdsc = &ceph_client(dn->d_sb)->mdsc;
+ mdsc = &ceph_sb_to_client(dn->d_sb)->mdsc;
spin_lock(&mdsc->dentry_lru_lock);
list_move_tail(&di->lru, &mdsc->dentry_lru);
spin_unlock(&mdsc->dentry_lru_lock);
@@ -1172,7 +1172,7 @@ void ceph_dentry_lru_del(struct dentry *dn)
dout("dentry_lru_del %p %p '%.*s'\n", di, dn,
dn->d_name.len, dn->d_name.name);
if (di) {
- mdsc = &ceph_client(dn->d_sb)->mdsc;
+ mdsc = &ceph_sb_to_client(dn->d_sb)->mdsc;
spin_lock(&mdsc->dentry_lru_lock);
list_del_init(&di->lru);
mdsc->num_dentry--;
diff --git a/fs/ceph/export.c b/fs/ceph/export.c
index fc68e39..5cb2ffc 100644
--- a/fs/ceph/export.c
+++ b/fs/ceph/export.c
@@ -114,7 +114,7 @@ static struct dentry *__fh_to_dentry(struct super_block *sb,
static struct dentry *__cfh_to_dentry(struct super_block *sb,
struct ceph_nfs_confh *cfh)
{
- struct ceph_mds_client *mdsc = &ceph_client(sb)->mdsc;
+ struct ceph_mds_client *mdsc = &ceph_sb_to_client(sb)->mdsc;
struct inode *inode;
struct dentry *dentry;
struct ceph_vino vino;
diff --git a/fs/ceph/file.c b/fs/ceph/file.c
index 5d2af84..7b09b82 100644
--- a/fs/ceph/file.c
+++ b/fs/ceph/file.c
@@ -807,7 +807,7 @@ static ssize_t ceph_aio_write(struct kiocb *iocb, const
struct iovec *iov,
struct file *file = iocb->ki_filp;
struct inode *inode = file->f_dentry->d_inode;
struct ceph_inode_info *ci = ceph_inode(inode);
- struct ceph_osd_client *osdc = &ceph_client(inode->i_sb)->osdc;
+ struct ceph_osd_client *osdc = &ceph_sb_to_client(inode->i_sb)->osdc;
loff_t endoff = pos + iov->iov_len;
int got = 0;
int ret, err;
diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c
index aca82d5..bc2efd2 100644
--- a/fs/ceph/inode.c
+++ b/fs/ceph/inode.c
@@ -384,7 +384,7 @@ void ceph_destroy_inode(struct inode *inode)
*/
if (ci->i_snap_realm) {
struct ceph_mds_client *mdsc =
- &ceph_client(ci->vfs_inode.i_sb)->mdsc;
+ &ceph_sb_to_client(ci->vfs_inode.i_sb)->mdsc;
struct ceph_snap_realm *realm = ci->i_snap_realm;
dout(" dropping residual ref to snap realm %p\n", realm);
@@ -623,7 +623,7 @@ static int fill_inode(struct inode *inode,
inode->i_mapping->a_ops = &ceph_aops;
inode->i_mapping->backing_dev_info =
- &ceph_client(inode->i_sb)->backing_dev_info;
+ &ceph_sb_to_client(inode->i_sb)->backing_dev_info;
switch (inode->i_mode & S_IFMT) {
case S_IFIFO:
@@ -681,7 +681,7 @@ static int fill_inode(struct inode *inode,
}
/* it may be better to set st_size in getattr instead? */
- if (ceph_test_opt(ceph_client(inode->i_sb), RBYTES))
+ if (ceph_test_opt(ceph_sb_to_client(inode->i_sb), RBYTES))
inode->i_size = ci->i_rbytes;
break;
default:
@@ -1413,7 +1413,7 @@ void ceph_queue_vmtruncate(struct inode *inode)
{
struct ceph_inode_info *ci = ceph_inode(inode);
- if (queue_work(ceph_client(inode->i_sb)->trunc_wq,
+ if (queue_work(ceph_sb_to_client(inode->i_sb)->trunc_wq,
&ci->i_vmtruncate_work)) {
dout("ceph_queue_vmtruncate %p\n", inode);
igrab(inode);
@@ -1502,7 +1502,7 @@ int ceph_setattr(struct dentry *dentry, struct iattr
*attr)
struct inode *parent_inode = dentry->d_parent->d_inode;
const unsigned int ia_valid = attr->ia_valid;
struct ceph_mds_request *req;
- struct ceph_mds_client *mdsc = &ceph_client(dentry->d_sb)->mdsc;
+ struct ceph_mds_client *mdsc = &ceph_sb_to_client(dentry->d_sb)->mdsc;
int issued;
int release = 0, dirtied = 0;
int mask = 0;
diff --git a/fs/ceph/ioctl.c b/fs/ceph/ioctl.c
index 8a5bcae..d085f07 100644
--- a/fs/ceph/ioctl.c
+++ b/fs/ceph/ioctl.c
@@ -98,7 +98,7 @@ 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 ceph_inode_info *ci = ceph_inode(inode);
- struct ceph_osd_client *osdc = &ceph_client(inode->i_sb)->osdc;
+ struct ceph_osd_client *osdc = &ceph_sb_to_client(inode->i_sb)->osdc;
u64 len = 1, olen;
u64 tmp;
struct ceph_object_layout ol;
diff --git a/fs/ceph/snap.c b/fs/ceph/snap.c
index df04e21..b148fb8 100644
--- a/fs/ceph/snap.c
+++ b/fs/ceph/snap.c
@@ -512,7 +512,7 @@ int __ceph_finish_cap_snap(struct ceph_inode_info *ci,
struct ceph_cap_snap *capsnap)
{
struct inode *inode = &ci->vfs_inode;
- struct ceph_mds_client *mdsc = &ceph_client(inode->i_sb)->mdsc;
+ struct ceph_mds_client *mdsc = &ceph_sb_to_client(inode->i_sb)->mdsc;
BUG_ON(capsnap->writing);
capsnap->size = inode->i_size;
diff --git a/fs/ceph/super.c b/fs/ceph/super.c
index 4290a6e..37f3d58 100644
--- a/fs/ceph/super.c
+++ b/fs/ceph/super.c
@@ -46,7 +46,7 @@ const char *ceph_file_part(const char *s, int len)
*/
static void ceph_put_super(struct super_block *s)
{
- struct ceph_client *cl = ceph_client(s);
+ struct ceph_client *cl = ceph_sb_to_client(s);
dout("put_super\n");
ceph_mdsc_close_sessions(&cl->mdsc);
@@ -96,8 +96,8 @@ static int ceph_statfs(struct dentry *dentry, struct kstatfs
*buf)
static int ceph_syncfs(struct super_block *sb, int wait)
{
dout("sync_fs %d\n", wait);
- ceph_osdc_sync(&ceph_client(sb)->osdc);
- ceph_mdsc_sync(&ceph_client(sb)->mdsc);
+ ceph_osdc_sync(&ceph_sb_to_client(sb)->osdc);
+ ceph_mdsc_sync(&ceph_sb_to_client(sb)->mdsc);
dout("sync_fs %d done\n", wait);
return 0;
}
@@ -919,9 +919,9 @@ static int ceph_get_sb(struct file_system_type *fs_type,
goto out;
}
- if (ceph_client(sb) != client) {
+ if (ceph_sb_to_client(sb) != client) {
ceph_destroy_client(client);
- client = ceph_client(sb);
+ client = ceph_sb_to_client(sb);
dout("get_sb got existing client %p\n", client);
} else {
dout("get_sb using new client %p\n", client);
diff --git a/fs/ceph/super.h b/fs/ceph/super.h
index 65d1203..b6c197d 100644
--- a/fs/ceph/super.h
+++ b/fs/ceph/super.h
@@ -158,12 +158,6 @@ struct ceph_client {
#endif
};
-static inline struct ceph_client *ceph_client(struct super_block *sb)
-{
- return sb->s_fs_info;
-}
-
-
/*
* File i/o capability. This tracks shared state with the metadata
* server that allows us to cache or writeback attributes or to read
diff --git a/fs/ceph/xattr.c b/fs/ceph/xattr.c
index 37d6ce6..538271a 100644
--- a/fs/ceph/xattr.c
+++ b/fs/ceph/xattr.c
@@ -621,7 +621,7 @@ out:
static int ceph_sync_setxattr(struct dentry *dentry, const char *name,
const char *value, size_t size, int flags)
{
- struct ceph_client *client = ceph_client(dentry->d_sb);
+ struct ceph_client *client = ceph_sb_to_client(dentry->d_sb);
struct inode *inode = dentry->d_inode;
struct ceph_inode_info *ci = ceph_inode(inode);
struct inode *parent_inode = dentry->d_parent->d_inode;
@@ -778,7 +778,7 @@ out:
static int ceph_send_removexattr(struct dentry *dentry, const char *name)
{
- struct ceph_client *client = ceph_client(dentry->d_sb);
+ struct ceph_client *client = ceph_sb_to_client(dentry->d_sb);
struct ceph_mds_client *mdsc = &client->mdsc;
struct inode *inode = dentry->d_inode;
struct inode *parent_inode = dentry->d_parent->d_inode;
--
1.7.0.2
------------------------------------------------------------------------------
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