aboutsummaryrefslogtreecommitdiff
path: root/fs/nfsd/vfs.c
diff options
context:
space:
mode:
authorRussell King <rmk@dyn-67.arm.linux.org.uk>2006-01-07 14:40:05 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2006-01-07 14:40:05 +0000
commit123656d4cc8c946f578ebd18c2050f5251720428 (patch)
tree3d5432eff034a3b9cfdc98b37e245abe5695342d /fs/nfsd/vfs.c
parenta62c80e559809e6c7851ec04d30575e85ad6f6ed (diff)
parent0aec63e67c69545ca757a73a66f5dcf05fa484bf (diff)
Merge with Linus' kernel.
Diffstat (limited to 'fs/nfsd/vfs.c')
-rw-r--r--fs/nfsd/vfs.c40
1 files changed, 25 insertions, 15 deletions
diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index af7c3c3074b..df4019f0456 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -717,27 +717,33 @@ nfsd_close(struct file *filp)
* As this calls fsync (not fdatasync) there is no need for a write_inode
* after it.
*/
-static inline void nfsd_dosync(struct file *filp, struct dentry *dp,
- struct file_operations *fop)
+static inline int nfsd_dosync(struct file *filp, struct dentry *dp,
+ struct file_operations *fop)
{
struct inode *inode = dp->d_inode;
int (*fsync) (struct file *, struct dentry *, int);
+ int err = nfs_ok;
filemap_fdatawrite(inode->i_mapping);
if (fop && (fsync = fop->fsync))
- fsync(filp, dp, 0);
+ err=fsync(filp, dp, 0);
filemap_fdatawait(inode->i_mapping);
+
+ return nfserrno(err);
}
-static void
+static int
nfsd_sync(struct file *filp)
{
+ int err;
struct inode *inode = filp->f_dentry->d_inode;
dprintk("nfsd: sync file %s\n", filp->f_dentry->d_name.name);
down(&inode->i_sem);
- nfsd_dosync(filp, filp->f_dentry, filp->f_op);
+ err=nfsd_dosync(filp, filp->f_dentry, filp->f_op);
up(&inode->i_sem);
+
+ return err;
}
void
@@ -874,6 +880,16 @@ out:
return err;
}
+static void kill_suid(struct dentry *dentry)
+{
+ struct iattr ia;
+ ia.ia_valid = ATTR_KILL_SUID | ATTR_KILL_SGID;
+
+ down(&dentry->d_inode->i_sem);
+ notify_change(dentry, &ia);
+ up(&dentry->d_inode->i_sem);
+}
+
static inline int
nfsd_vfs_write(struct svc_rqst *rqstp, struct svc_fh *fhp, struct file *file,
loff_t offset, struct kvec *vec, int vlen,
@@ -927,14 +943,8 @@ nfsd_vfs_write(struct svc_rqst *rqstp, struct svc_fh *fhp, struct file *file,
}
/* clear setuid/setgid flag after write */
- if (err >= 0 && (inode->i_mode & (S_ISUID | S_ISGID))) {
- struct iattr ia;
- ia.ia_valid = ATTR_KILL_SUID | ATTR_KILL_SGID;
-
- down(&inode->i_sem);
- notify_change(dentry, &ia);
- up(&inode->i_sem);
- }
+ if (err >= 0 && (inode->i_mode & (S_ISUID | S_ISGID)))
+ kill_suid(dentry);
if (err >= 0 && stable) {
static ino_t last_ino;
@@ -962,7 +972,7 @@ nfsd_vfs_write(struct svc_rqst *rqstp, struct svc_fh *fhp, struct file *file,
if (inode->i_state & I_DIRTY) {
dprintk("nfsd: write sync %d\n", current->pid);
- nfsd_sync(file);
+ err=nfsd_sync(file);
}
#if 0
wake_up(&inode->i_wait);
@@ -1066,7 +1076,7 @@ nfsd_commit(struct svc_rqst *rqstp, struct svc_fh *fhp,
return err;
if (EX_ISSYNC(fhp->fh_export)) {
if (file->f_op && file->f_op->fsync) {
- nfsd_sync(file);
+ err = nfsd_sync(file);
} else {
err = nfserr_notsupp;
}