summaryrefslogtreecommitdiff
path: root/fs/9p
diff options
context:
space:
mode:
Diffstat (limited to 'fs/9p')
-rw-r--r--fs/9p/acl.c2
-rw-r--r--fs/9p/fid.c26
-rw-r--r--fs/9p/fid.h13
-rw-r--r--fs/9p/vfs_addr.c1
-rw-r--r--fs/9p/vfs_inode.c12
-rw-r--r--fs/9p/vfs_inode_dotl.c18
-rw-r--r--fs/9p/xattr.c4
7 files changed, 27 insertions, 49 deletions
diff --git a/fs/9p/acl.c b/fs/9p/acl.c
index 0576eaeb6..5b6a1743e 100644
--- a/fs/9p/acl.c
+++ b/fs/9p/acl.c
@@ -266,7 +266,7 @@ static int v9fs_xattr_set_acl(const struct xattr_handler *handler,
if (IS_ERR(acl))
return PTR_ERR(acl);
else if (acl) {
- retval = posix_acl_valid(acl);
+ retval = posix_acl_valid(inode->i_sb->s_user_ns, acl);
if (retval)
goto err_out;
}
diff --git a/fs/9p/fid.c b/fs/9p/fid.c
index 47db55aee..60fb47469 100644
--- a/fs/9p/fid.c
+++ b/fs/9p/fid.c
@@ -257,36 +257,12 @@ struct p9_fid *v9fs_fid_lookup(struct dentry *dentry)
return v9fs_fid_lookup_with_uid(dentry, uid, any);
}
-struct p9_fid *v9fs_fid_clone(struct dentry *dentry)
-{
- struct p9_fid *fid, *ret;
-
- fid = v9fs_fid_lookup(dentry);
- if (IS_ERR(fid))
- return fid;
-
- ret = p9_client_walk(fid, 0, NULL, 1);
- return ret;
-}
-
-static struct p9_fid *v9fs_fid_clone_with_uid(struct dentry *dentry, kuid_t uid)
-{
- struct p9_fid *fid, *ret;
-
- fid = v9fs_fid_lookup_with_uid(dentry, uid, 0);
- if (IS_ERR(fid))
- return fid;
-
- ret = p9_client_walk(fid, 0, NULL, 1);
- return ret;
-}
-
struct p9_fid *v9fs_writeback_fid(struct dentry *dentry)
{
int err;
struct p9_fid *fid;
- fid = v9fs_fid_clone_with_uid(dentry, GLOBAL_ROOT_UID);
+ fid = clone_fid(v9fs_fid_lookup_with_uid(dentry, GLOBAL_ROOT_UID, 0));
if (IS_ERR(fid))
goto error_out;
/*
diff --git a/fs/9p/fid.h b/fs/9p/fid.h
index 2b6787fcb..4491bcaf4 100644
--- a/fs/9p/fid.h
+++ b/fs/9p/fid.h
@@ -24,7 +24,18 @@
#include <linux/list.h>
struct p9_fid *v9fs_fid_lookup(struct dentry *dentry);
-struct p9_fid *v9fs_fid_clone(struct dentry *dentry);
+static inline struct p9_fid *v9fs_parent_fid(struct dentry *dentry)
+{
+ return v9fs_fid_lookup(dentry->d_parent);
+}
void v9fs_fid_add(struct dentry *dentry, struct p9_fid *fid);
struct p9_fid *v9fs_writeback_fid(struct dentry *dentry);
+static inline struct p9_fid *clone_fid(struct p9_fid *fid)
+{
+ return IS_ERR(fid) ? fid : p9_client_walk(fid, 0, NULL, 1);
+}
+static inline struct p9_fid *v9fs_fid_clone(struct dentry *dentry)
+{
+ return clone_fid(v9fs_fid_lookup(dentry));
+}
#endif
diff --git a/fs/9p/vfs_addr.c b/fs/9p/vfs_addr.c
index c37fb9c08..6181ad79e 100644
--- a/fs/9p/vfs_addr.c
+++ b/fs/9p/vfs_addr.c
@@ -231,7 +231,6 @@ static int v9fs_launder_page(struct page *page)
/**
* v9fs_direct_IO - 9P address space operation for direct I/O
* @iocb: target I/O control block
- * @pos: offset in file to begin the operation
*
* The presence of v9fs_direct_IO() in the address space ops vector
* allowes open() O_DIRECT flags which would have failed otherwise.
diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c
index e2e7c7499..8b1999b52 100644
--- a/fs/9p/vfs_inode.c
+++ b/fs/9p/vfs_inode.c
@@ -595,7 +595,7 @@ static int v9fs_remove(struct inode *dir, struct dentry *dentry, int flags)
v9ses = v9fs_inode2v9ses(dir);
inode = d_inode(dentry);
- dfid = v9fs_fid_lookup(dentry->d_parent);
+ dfid = v9fs_parent_fid(dentry);
if (IS_ERR(dfid)) {
retval = PTR_ERR(dfid);
p9_debug(P9_DEBUG_VFS, "fid lookup failed %d\n", retval);
@@ -653,7 +653,7 @@ v9fs_create(struct v9fs_session_info *v9ses, struct inode *dir,
ofid = NULL;
fid = NULL;
name = (char *) dentry->d_name.name;
- dfid = v9fs_fid_lookup(dentry->d_parent);
+ dfid = v9fs_parent_fid(dentry);
if (IS_ERR(dfid)) {
err = PTR_ERR(dfid);
p9_debug(P9_DEBUG_VFS, "fid lookup failed %d\n", err);
@@ -661,7 +661,7 @@ v9fs_create(struct v9fs_session_info *v9ses, struct inode *dir,
}
/* clone a fid to use for creation */
- ofid = p9_client_walk(dfid, 0, NULL, 1);
+ ofid = clone_fid(dfid);
if (IS_ERR(ofid)) {
err = PTR_ERR(ofid);
p9_debug(P9_DEBUG_VFS, "p9_client_walk failed %d\n", err);
@@ -798,7 +798,7 @@ struct dentry *v9fs_vfs_lookup(struct inode *dir, struct dentry *dentry,
v9ses = v9fs_inode2v9ses(dir);
/* We can walk d_parent because we hold the dir->i_mutex */
- dfid = v9fs_fid_lookup(dentry->d_parent);
+ dfid = v9fs_parent_fid(dentry);
if (IS_ERR(dfid))
return ERR_CAST(dfid);
@@ -975,13 +975,13 @@ v9fs_vfs_rename(struct inode *old_dir, struct dentry *old_dentry,
if (IS_ERR(oldfid))
return PTR_ERR(oldfid);
- olddirfid = v9fs_fid_clone(old_dentry->d_parent);
+ olddirfid = clone_fid(v9fs_parent_fid(old_dentry));
if (IS_ERR(olddirfid)) {
retval = PTR_ERR(olddirfid);
goto done;
}
- newdirfid = v9fs_fid_clone(new_dentry->d_parent);
+ newdirfid = clone_fid(v9fs_parent_fid(new_dentry));
if (IS_ERR(newdirfid)) {
retval = PTR_ERR(newdirfid);
goto clunk_olddir;
diff --git a/fs/9p/vfs_inode_dotl.c b/fs/9p/vfs_inode_dotl.c
index 1b51eaa5e..eeabcb0ba 100644
--- a/fs/9p/vfs_inode_dotl.c
+++ b/fs/9p/vfs_inode_dotl.c
@@ -273,7 +273,7 @@ v9fs_vfs_atomic_open_dotl(struct inode *dir, struct dentry *dentry,
p9_debug(P9_DEBUG_VFS, "name:%s flags:0x%x mode:0x%hx\n",
name, flags, omode);
- dfid = v9fs_fid_lookup(dentry->d_parent);
+ dfid = v9fs_parent_fid(dentry);
if (IS_ERR(dfid)) {
err = PTR_ERR(dfid);
p9_debug(P9_DEBUG_VFS, "fid lookup failed %d\n", err);
@@ -281,7 +281,7 @@ v9fs_vfs_atomic_open_dotl(struct inode *dir, struct dentry *dentry,
}
/* clone a fid to use for creation */
- ofid = p9_client_walk(dfid, 0, NULL, 1);
+ ofid = clone_fid(dfid);
if (IS_ERR(ofid)) {
err = PTR_ERR(ofid);
p9_debug(P9_DEBUG_VFS, "p9_client_walk failed %d\n", err);
@@ -389,7 +389,6 @@ static int v9fs_vfs_mkdir_dotl(struct inode *dir,
umode_t mode;
struct inode *inode;
struct p9_qid qid;
- struct dentry *dir_dentry;
struct posix_acl *dacl = NULL, *pacl = NULL;
p9_debug(P9_DEBUG_VFS, "name %pd\n", dentry);
@@ -400,8 +399,7 @@ static int v9fs_vfs_mkdir_dotl(struct inode *dir,
if (dir->i_mode & S_ISGID)
omode |= S_ISGID;
- dir_dentry = dentry->d_parent;
- dfid = v9fs_fid_lookup(dir_dentry);
+ dfid = v9fs_parent_fid(dentry);
if (IS_ERR(dfid)) {
err = PTR_ERR(dfid);
p9_debug(P9_DEBUG_VFS, "fid lookup failed %d\n", err);
@@ -691,7 +689,7 @@ v9fs_vfs_symlink_dotl(struct inode *dir, struct dentry *dentry,
p9_debug(P9_DEBUG_VFS, "%lu,%s,%s\n", dir->i_ino, name, symname);
v9ses = v9fs_inode2v9ses(dir);
- dfid = v9fs_fid_lookup(dentry->d_parent);
+ dfid = v9fs_parent_fid(dentry);
if (IS_ERR(dfid)) {
err = PTR_ERR(dfid);
p9_debug(P9_DEBUG_VFS, "fid lookup failed %d\n", err);
@@ -762,7 +760,6 @@ v9fs_vfs_link_dotl(struct dentry *old_dentry, struct inode *dir,
struct dentry *dentry)
{
int err;
- struct dentry *dir_dentry;
struct p9_fid *dfid, *oldfid;
struct v9fs_session_info *v9ses;
@@ -770,8 +767,7 @@ v9fs_vfs_link_dotl(struct dentry *old_dentry, struct inode *dir,
dir->i_ino, old_dentry, dentry);
v9ses = v9fs_inode2v9ses(dir);
- dir_dentry = dentry->d_parent;
- dfid = v9fs_fid_lookup(dir_dentry);
+ dfid = v9fs_parent_fid(dentry);
if (IS_ERR(dfid))
return PTR_ERR(dfid);
@@ -822,7 +818,6 @@ v9fs_vfs_mknod_dotl(struct inode *dir, struct dentry *dentry, umode_t omode,
struct p9_fid *fid = NULL, *dfid = NULL;
struct inode *inode;
struct p9_qid qid;
- struct dentry *dir_dentry;
struct posix_acl *dacl = NULL, *pacl = NULL;
p9_debug(P9_DEBUG_VFS, " %lu,%pd mode: %hx MAJOR: %u MINOR: %u\n",
@@ -830,8 +825,7 @@ v9fs_vfs_mknod_dotl(struct inode *dir, struct dentry *dentry, umode_t omode,
MAJOR(rdev), MINOR(rdev));
v9ses = v9fs_inode2v9ses(dir);
- dir_dentry = dentry->d_parent;
- dfid = v9fs_fid_lookup(dir_dentry);
+ dfid = v9fs_parent_fid(dentry);
if (IS_ERR(dfid)) {
err = PTR_ERR(dfid);
p9_debug(P9_DEBUG_VFS, "fid lookup failed %d\n", err);
diff --git a/fs/9p/xattr.c b/fs/9p/xattr.c
index a6bd349ba..f329eee6d 100644
--- a/fs/9p/xattr.c
+++ b/fs/9p/xattr.c
@@ -97,8 +97,6 @@ int v9fs_xattr_set(struct dentry *dentry, const char *name,
const void *value, size_t value_len, int flags)
{
struct p9_fid *fid = v9fs_fid_lookup(dentry);
- if (IS_ERR(fid))
- return PTR_ERR(fid);
return v9fs_fid_xattr_set(fid, name, value, value_len, flags);
}
@@ -115,7 +113,7 @@ int v9fs_fid_xattr_set(struct p9_fid *fid, const char *name,
name, value_len, flags);
/* Clone it */
- fid = p9_client_walk(fid, 0, NULL, 1);
+ fid = clone_fid(fid);
if (IS_ERR(fid))
return PTR_ERR(fid);