diff options
Diffstat (limited to 'fs/gfs2/file.c')
| -rw-r--r-- | fs/gfs2/file.c | 23 |
1 files changed, 20 insertions, 3 deletions
diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c index 31b199f6efc1..37906174d417 100644 --- a/fs/gfs2/file.c +++ b/fs/gfs2/file.c @@ -376,6 +376,10 @@ static int gfs2_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf) */ vfs_check_frozen(inode->i_sb, SB_FREEZE_WRITE); + ret = gfs2_rs_alloc(ip); + if (ret) + return ret; + gfs2_holder_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, &gh); ret = gfs2_glock_nq(&gh); if (ret) @@ -569,10 +573,15 @@ static int gfs2_release(struct inode *inode, struct file *file) { struct gfs2_sbd *sdp = inode->i_sb->s_fs_info; struct gfs2_file *fp; + struct gfs2_inode *ip = GFS2_I(inode); fp = file->private_data; file->private_data = NULL; + if ((file->f_mode & FMODE_WRITE) && ip->i_res && + (atomic_read(&inode->i_writecount) == 1)) + gfs2_rs_delete(ip); + if (gfs2_assert_warn(sdp, fp)) return -EIO; @@ -653,12 +662,16 @@ static ssize_t gfs2_file_aio_write(struct kiocb *iocb, const struct iovec *iov, unsigned long nr_segs, loff_t pos) { struct file *file = iocb->ki_filp; + struct dentry *dentry = file->f_dentry; + struct gfs2_inode *ip = GFS2_I(dentry->d_inode); + int ret; + + ret = gfs2_rs_alloc(ip); + if (ret) + return ret; if (file->f_flags & O_APPEND) { - struct dentry *dentry = file->f_dentry; - struct gfs2_inode *ip = GFS2_I(dentry->d_inode); struct gfs2_holder gh; - int ret; ret = gfs2_glock_nq_init(ip->i_gl, LM_ST_SHARED, 0, &gh); if (ret) @@ -774,6 +787,10 @@ static long gfs2_fallocate(struct file *file, int mode, loff_t offset, if (bytes == 0) bytes = sdp->sd_sb.sb_bsize; + error = gfs2_rs_alloc(ip); + if (error) + return error; + gfs2_holder_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, &ip->i_gh); error = gfs2_glock_nq(&ip->i_gh); if (unlikely(error)) |