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-rw-r--r--fs/fuse/file.c33
1 files changed, 23 insertions, 10 deletions
diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index 823f84a69733..b83d7d86b527 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -993,9 +993,6 @@ static ssize_t fuse_direct_io(struct file *file, const char __user *buf,
ssize_t res = 0;
struct fuse_req *req;
- if (is_bad_inode(inode))
- return -EIO;
-
req = fuse_get_req(fc);
if (IS_ERR(req))
return PTR_ERR(req);
@@ -1038,12 +1035,8 @@ static ssize_t fuse_direct_io(struct file *file, const char __user *buf,
}
}
fuse_put_request(fc, req);
- if (res > 0) {
- if (write)
- fuse_write_update_size(inode, pos);
+ if (res > 0)
*ppos = pos;
- }
- fuse_invalidate_attr(inode);
return res;
}
@@ -1051,7 +1044,17 @@ static ssize_t fuse_direct_io(struct file *file, const char __user *buf,
static ssize_t fuse_direct_read(struct file *file, char __user *buf,
size_t count, loff_t *ppos)
{
- return fuse_direct_io(file, buf, count, ppos, 0);
+ ssize_t res;
+ struct inode *inode = file->f_path.dentry->d_inode;
+
+ if (is_bad_inode(inode))
+ return -EIO;
+
+ res = fuse_direct_io(file, buf, count, ppos, 0);
+
+ fuse_invalidate_attr(inode);
+
+ return res;
}
static ssize_t fuse_direct_write(struct file *file, const char __user *buf,
@@ -1059,12 +1062,22 @@ static ssize_t fuse_direct_write(struct file *file, const char __user *buf,
{
struct inode *inode = file->f_path.dentry->d_inode;
ssize_t res;
+
+ if (is_bad_inode(inode))
+ return -EIO;
+
/* Don't allow parallel writes to the same file */
mutex_lock(&inode->i_mutex);
res = generic_write_checks(file, ppos, &count, 0);
- if (!res)
+ if (!res) {
res = fuse_direct_io(file, buf, count, ppos, 1);
+ if (res > 0)
+ fuse_write_update_size(inode, *ppos);
+ }
mutex_unlock(&inode->i_mutex);
+
+ fuse_invalidate_attr(inode);
+
return res;
}