fuse: hotfix truncate_pagecache() issue

[karo-tx-linux.git] / fs / fuse / dir.c

diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index c49b8c722e271555805cbe32ce3431928dd4c6bf..c8334f75c8c9d87f59d53270907eefc06148d90f 100644 (file)
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -1590,6 +1590,7 @@ int fuse_do_setattr(struct inode *inode, struct iattr *attr,
                    struct file *file)
 {
        struct fuse_conn *fc = get_fuse_conn(inode);
+       struct fuse_inode *fi = get_fuse_inode(inode);
        struct fuse_req *req;
        struct fuse_setattr_in inarg;
        struct fuse_attr_out outarg;
@@ -1617,8 +1618,10 @@ int fuse_do_setattr(struct inode *inode, struct iattr *attr,
        if (IS_ERR(req))
                return PTR_ERR(req);
 
-       if (is_truncate)
+       if (is_truncate) {
                fuse_set_nowrite(inode);
+               set_bit(FUSE_I_SIZE_UNSTABLE, &fi->state);
+       }
 
        memset(&inarg, 0, sizeof(inarg));
        memset(&outarg, 0, sizeof(outarg));
@@ -1680,12 +1683,14 @@ int fuse_do_setattr(struct inode *inode, struct iattr *attr,
                invalidate_inode_pages2(inode->i_mapping);
        }
 
+       clear_bit(FUSE_I_SIZE_UNSTABLE, &fi->state);
        return 0;
 
 error:
        if (is_truncate)
                fuse_release_nowrite(inode);
 
+       clear_bit(FUSE_I_SIZE_UNSTABLE, &fi->state);
        return err;
 }