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GFS2: Don't try to deallocate unlinked inodes when mounted ro

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This adds a couple of missing tests to avoid read-only nodes
from attempting to deallocate unlinked inodes.

Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
Reported-by: Michel Andre de la Porte <madelaporte@ubi.com>
This commit is contained in:
Steven Whitehouse 2011-03-30 14:17:51 +01:00
parent 0ee532062f
commit 001e8e8df4
2 changed files with 7 additions and 2 deletions
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4
fs/gfs2/glops.c
View file

@ -385,6 +385,10 @@ static int trans_go_demote_ok(const struct gfs2_glock *gl)
static void iopen_go_callback(struct gfs2_glock *gl)
{
struct gfs2_inode *ip = (struct gfs2_inode *)gl->gl_object;
struct gfs2_sbd *sdp = gl->gl_sbd;
if (sdp->sd_vfs->s_flags & MS_RDONLY)
return;
if (gl->gl_demote_state == LM_ST_UNLOCKED &&
gl->gl_state == LM_ST_SHARED && ip) {

5
fs/gfs2/super.c
View file

@ -1318,12 +1318,13 @@ static int gfs2_show_options(struct seq_file *s, struct vfsmount *mnt)
static void gfs2_evict_inode(struct inode *inode)
{
struct gfs2_sbd *sdp = inode->i_sb->s_fs_info;
struct super_block *sb = inode->i_sb;
struct gfs2_sbd *sdp = sb->s_fs_info;
struct gfs2_inode *ip = GFS2_I(inode);
struct gfs2_holder gh;
int error;
if (inode->i_nlink)
if (inode->i_nlink || (sb->s_flags & MS_RDONLY))
goto out;
error = gfs2_glock_nq_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, &gh);