[GFS2] Finish off ioctl support
This puts the finishing touches to the ioctl support and also
removes a couple of unused fields from GFS2's private per file
structure.
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
diff --git a/fs/gfs2/ops_file.c b/fs/gfs2/ops_file.c
index c44225f..9bb2967 100644
--- a/fs/gfs2/ops_file.c
+++ b/fs/gfs2/ops_file.c
@@ -572,7 +572,7 @@
error = gfs2_glock_nq_m_atime(1, &gh);
if (error)
return error;
-
+
iflags = iflags_cvt(gfs2_to_iflags, ip->i_di.di_flags);
if (put_user(iflags, ptr))
error = -EFAULT;
@@ -600,20 +600,22 @@
* @mask: Indicates which flags are valid
*
*/
-static int do_gfs2_set_flags(struct inode *inode, u32 flags, u32 mask)
+static int do_gfs2_set_flags(struct inode *inode, u32 reqflags, u32 mask)
{
struct gfs2_inode *ip = inode->u.generic_ip;
+ struct gfs2_sbd *sdp = ip->i_sbd;
struct buffer_head *bh;
struct gfs2_holder gh;
int error;
- u32 new_flags;
+ u32 new_flags, flags;
gfs2_holder_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, &gh);
error = gfs2_glock_nq_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, &gh);
if (error)
return error;
- new_flags = (ip->i_di.di_flags & ~mask) | (flags & mask);
+ flags = ip->i_di.di_flags;
+ new_flags = (flags & ~mask) | (reqflags & mask);
if ((new_flags ^ flags) == 0)
goto out;
@@ -640,13 +642,18 @@
if (error)
goto out;
- error = gfs2_meta_inode_buffer(ip, &bh);
+ error = gfs2_trans_begin(sdp, RES_DINODE, 0);
if (error)
goto out;
+ error = gfs2_meta_inode_buffer(ip, &bh);
+ if (error)
+ goto out_trans_end;
gfs2_trans_add_bh(ip->i_gl, bh, 1);
ip->i_di.di_flags = new_flags;
gfs2_dinode_out(&ip->i_di, bh->b_data);
brelse(bh);
+out_trans_end:
+ gfs2_trans_end(sdp);
out:
gfs2_glock_dq_uninit(&gh);
return error;
@@ -730,9 +737,6 @@
mutex_init(&fp->f_fl_mutex);
- fp->f_inode = ip;
- fp->f_vfile = file;
-
gfs2_assert_warn(ip->i_sbd, !file->private_data);
file->private_data = fp;
@@ -875,7 +879,7 @@
{
struct gfs2_file *fp = file->private_data;
struct gfs2_holder *fl_gh = &fp->f_fl_gh;
- struct gfs2_inode *ip = fp->f_inode;
+ struct gfs2_inode *ip = file->f_dentry->d_inode->u.generic_ip;
struct gfs2_glock *gl;
unsigned int state;
int flags;