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-rw-r--r--fs/ceph/caps.c6
-rw-r--r--fs/ceph/dir.c21
-rw-r--r--fs/ceph/file.c22
-rw-r--r--fs/ceph/inode.c6
-rw-r--r--fs/ceph/super.h5
5 files changed, 46 insertions, 14 deletions
diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index f605753c8fe9..8d74ad7ba556 100644
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -1811,7 +1811,7 @@ out:
spin_unlock(&ci->i_unsafe_lock);
}
-int ceph_fsync(struct file *file, int datasync)
+int ceph_fsync(struct file *file, loff_t start, loff_t end, int datasync)
{
struct inode *inode = file->f_mapping->host;
struct ceph_inode_info *ci = ceph_inode(inode);
@@ -1822,9 +1822,10 @@ int ceph_fsync(struct file *file, int datasync)
dout("fsync %p%s\n", inode, datasync ? " datasync" : "");
sync_write_wait(inode);
- ret = filemap_write_and_wait(inode->i_mapping);
+ ret = filemap_write_and_wait_range(inode->i_mapping, start, end);
if (ret < 0)
return ret;
+ mutex_lock(&inode->i_mutex);
dirty = try_flush_caps(inode, NULL, &flush_tid);
dout("fsync dirty caps are %s\n", ceph_cap_string(dirty));
@@ -1841,6 +1842,7 @@ int ceph_fsync(struct file *file, int datasync)
}
dout("fsync %p%s done\n", inode, datasync ? " datasync" : "");
+ mutex_unlock(&inode->i_mutex);
return ret;
}
diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c
index 852ff8600ac9..382abc9a6a54 100644
--- a/fs/ceph/dir.c
+++ b/fs/ceph/dir.c
@@ -270,7 +270,7 @@ static int ceph_readdir(struct file *filp, void *dirent, filldir_t filldir)
off = 1;
}
if (filp->f_pos == 1) {
- ino_t ino = filp->f_dentry->d_parent->d_inode->i_ino;
+ ino_t ino = parent_ino(filp->f_dentry);
dout("readdir off 1 -> '..'\n");
if (filldir(dirent, "..", 2, ceph_make_fpos(0, 1),
ceph_translate_ino(inode->i_sb, ino),
@@ -464,14 +464,19 @@ static loff_t ceph_dir_llseek(struct file *file, loff_t offset, int origin)
loff_t retval;
mutex_lock(&inode->i_mutex);
+ retval = -EINVAL;
switch (origin) {
case SEEK_END:
offset += inode->i_size + 2; /* FIXME */
break;
case SEEK_CUR:
offset += file->f_pos;
+ case SEEK_SET:
+ break;
+ default:
+ goto out;
}
- retval = -EINVAL;
+
if (offset >= 0 && offset <= inode->i_sb->s_maxbytes) {
if (offset != file->f_pos) {
file->f_pos = offset;
@@ -495,6 +500,7 @@ static loff_t ceph_dir_llseek(struct file *file, loff_t offset, int origin)
if (offset > old_offset)
fi->dir_release_count--;
}
+out:
mutex_unlock(&inode->i_mutex);
return retval;
}
@@ -592,7 +598,6 @@ static struct dentry *ceph_lookup(struct inode *dir, struct dentry *dentry,
/* open (but not create!) intent? */
if (nd &&
(nd->flags & LOOKUP_OPEN) &&
- (nd->flags & LOOKUP_CONTINUE) == 0 && /* only open last component */
!(nd->intent.open.flags & O_CREAT)) {
int mode = nd->intent.open.create_mode & ~current->fs->umask;
return ceph_lookup_open(dir, dentry, nd, mode, 1);
@@ -1144,7 +1149,8 @@ static ssize_t ceph_read_dir(struct file *file, char __user *buf, size_t size,
* an fsync() on a dir will wait for any uncommitted directory
* operations to commit.
*/
-static int ceph_dir_fsync(struct file *file, int datasync)
+static int ceph_dir_fsync(struct file *file, loff_t start, loff_t end,
+ int datasync)
{
struct inode *inode = file->f_path.dentry->d_inode;
struct ceph_inode_info *ci = ceph_inode(inode);
@@ -1154,6 +1160,11 @@ static int ceph_dir_fsync(struct file *file, int datasync)
int ret = 0;
dout("dir_fsync %p\n", inode);
+ ret = filemap_write_and_wait_range(inode->i_mapping, start, end);
+ if (ret)
+ return ret;
+ mutex_lock(&inode->i_mutex);
+
spin_lock(&ci->i_unsafe_lock);
if (list_empty(head))
goto out;
@@ -1187,6 +1198,8 @@ static int ceph_dir_fsync(struct file *file, int datasync)
} while (req->r_tid < last_tid);
out:
spin_unlock(&ci->i_unsafe_lock);
+ mutex_unlock(&inode->i_mutex);
+
return ret;
}
diff --git a/fs/ceph/file.c b/fs/ceph/file.c
index 45fbd69daabe..ce549d31eeb7 100644
--- a/fs/ceph/file.c
+++ b/fs/ceph/file.c
@@ -229,7 +229,7 @@ struct dentry *ceph_lookup_open(struct inode *dir, struct dentry *dentry,
struct ceph_mds_request *req;
struct dentry *ret;
int err;
- int flags = nd->intent.open.flags - 1; /* silly vfs! */
+ int flags = nd->intent.open.flags;
dout("ceph_lookup_open dentry %p '%.*s' flags %d mode 0%o\n",
dentry, dentry->d_name.len, dentry->d_name.name, flags, mode);
@@ -797,13 +797,16 @@ static loff_t ceph_llseek(struct file *file, loff_t offset, int origin)
mutex_lock(&inode->i_mutex);
__ceph_do_pending_vmtruncate(inode);
- switch (origin) {
- case SEEK_END:
+ if (origin != SEEK_CUR || origin != SEEK_SET) {
ret = ceph_do_getattr(inode, CEPH_STAT_CAP_SIZE);
if (ret < 0) {
offset = ret;
goto out;
}
+ }
+
+ switch (origin) {
+ case SEEK_END:
offset += inode->i_size;
break;
case SEEK_CUR:
@@ -819,6 +822,19 @@ static loff_t ceph_llseek(struct file *file, loff_t offset, int origin)
}
offset += file->f_pos;
break;
+ case SEEK_DATA:
+ if (offset >= inode->i_size) {
+ ret = -ENXIO;
+ goto out;
+ }
+ break;
+ case SEEK_HOLE:
+ if (offset >= inode->i_size) {
+ ret = -ENXIO;
+ goto out;
+ }
+ offset = inode->i_size;
+ break;
}
if (offset < 0 || offset > inode->i_sb->s_maxbytes) {
diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c
index 5f0013aafa4b..095799ba9dd1 100644
--- a/fs/ceph/inode.c
+++ b/fs/ceph/inode.c
@@ -1801,17 +1801,17 @@ int ceph_do_getattr(struct inode *inode, int mask)
* Check inode permissions. We verify we have a valid value for
* the AUTH cap, then call the generic handler.
*/
-int ceph_permission(struct inode *inode, int mask, unsigned int flags)
+int ceph_permission(struct inode *inode, int mask)
{
int err;
- if (flags & IPERM_FLAG_RCU)
+ if (mask & MAY_NOT_BLOCK)
return -ECHILD;
err = ceph_do_getattr(inode, CEPH_CAP_AUTH_SHARED);
if (!err)
- err = generic_permission(inode, mask, flags, NULL);
+ err = generic_permission(inode, mask);
return err;
}
diff --git a/fs/ceph/super.h b/fs/ceph/super.h
index 35dc9656e499..a23eed526f05 100644
--- a/fs/ceph/super.h
+++ b/fs/ceph/super.h
@@ -695,7 +695,7 @@ extern void ceph_queue_invalidate(struct inode *inode);
extern void ceph_queue_writeback(struct inode *inode);
extern int ceph_do_getattr(struct inode *inode, int mask);
-extern int ceph_permission(struct inode *inode, int mask, unsigned int flags);
+extern int ceph_permission(struct inode *inode, int mask);
extern int ceph_setattr(struct dentry *dentry, struct iattr *attr);
extern int ceph_getattr(struct vfsmount *mnt, struct dentry *dentry,
struct kstat *stat);
@@ -731,7 +731,8 @@ extern void ceph_put_cap(struct ceph_mds_client *mdsc,
extern void ceph_queue_caps_release(struct inode *inode);
extern int ceph_write_inode(struct inode *inode, struct writeback_control *wbc);
-extern int ceph_fsync(struct file *file, int datasync);
+extern int ceph_fsync(struct file *file, loff_t start, loff_t end,
+ int datasync);
extern void ceph_kick_flushing_caps(struct ceph_mds_client *mdsc,
struct ceph_mds_session *session);
extern struct ceph_cap *ceph_get_cap_for_mds(struct ceph_inode_info *ci,
generated by cgit v1.2.3 (git 2.0.4) at 2024-05-11 10:40:25 +0000