AuxXxilium/linux_dsm_epyc7002
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[GFS2] Fix ref count bug that used to bite us on umount

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The ref count of certain glock's got elevated too far during unlink
which caused umount to fail. This fixes it.

Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
This commit is contained in:
Steven Whitehouse 2006-05-16 13:37:11 -04:00
parent b9cb981310
commit 64c14ea73b
1 changed files with 6 additions and 16 deletions
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22
fs/gfs2/inode.c
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@ -297,19 +297,13 @@ static int inode_create(struct gfs2_glock *i_gl, const struct gfs2_inum *inum,
if (!ip)
return -ENOMEM;
memset(ip, 0, sizeof(struct gfs2_inode));
ip->i_num = *inum;
atomic_set(&ip->i_count, 1);
ip->i_vn = i_gl->gl_vn - 1;
ip->i_gl = i_gl;
ip->i_sbd = sdp;
spin_lock_init(&ip->i_spin);
init_rwsem(&ip->i_rw_mutex);
ip->i_greedy = gfs2_tune_get(sdp, gt_greedy_default);
if (need_lock) {
@ -318,27 +312,23 @@ static int inode_create(struct gfs2_glock *i_gl, const struct gfs2_inum *inum,
&ip->i_iopen_gh);
if (error)
goto fail;
}
spin_lock(&io_gl->gl_spin);
gfs2_glock_hold(i_gl);
io_gl->gl_object = i_gl;
spin_unlock(&io_gl->gl_spin);
spin_lock(&io_gl->gl_spin);
gfs2_glock_hold(i_gl);
io_gl->gl_object = i_gl;
spin_unlock(&io_gl->gl_spin);
}
gfs2_glock_hold(i_gl);
i_gl->gl_object = ip;
atomic_inc(&sdp->sd_inode_count);
*ipp = ip;
return 0;
fail:
fail:
gfs2_meta_cache_flush(ip);
kmem_cache_free(gfs2_inode_cachep, ip);
*ipp = NULL;
return error;
}