[Cluster-devel] [PATCH 09/12] ocfs2: Convert to private i_dquot field
Joel Becker
jlbec at evilplan.org
Thu Oct 23 10:25:57 UTC 2014
On Tue, Oct 21, 2014 at 04:38:33PM +0200, Jan Kara wrote:
> CC: Mark Fasheh <mfasheh at suse.com>
> CC: Joel Becker <jlbec at evilplan.org>
> CC: ocfs2-devel at oss.oracle.com
> Signed-off-by: Jan Kara <jack at suse.cz>
> ---
> fs/ocfs2/inode.h | 4 ++++
> fs/ocfs2/super.c | 10 ++++++++++
> 2 files changed, 14 insertions(+)
>
> diff --git a/fs/ocfs2/inode.h b/fs/ocfs2/inode.h
> index a9b76de46047..1bb2e27eaad7 100644
> --- a/fs/ocfs2/inode.h
> +++ b/fs/ocfs2/inode.h
> @@ -80,6 +80,10 @@ struct ocfs2_inode_info
> */
> tid_t i_sync_tid;
> tid_t i_datasync_tid;
> +
> +#ifdef CONFIG_QUOTA
> + struct dquot *i_dquot[MAXQUOTAS];
> +#endif
> };
>
> /*
> diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c
> index 93c85bc745e1..9a97986d54f5 100644
> --- a/fs/ocfs2/super.c
> +++ b/fs/ocfs2/super.c
> @@ -143,6 +143,11 @@ static int ocfs2_susp_quotas(struct ocfs2_super *osb, int unsuspend);
> static int ocfs2_enable_quotas(struct ocfs2_super *osb);
> static void ocfs2_disable_quotas(struct ocfs2_super *osb);
>
> +static struct dquot **ocfs2_get_dquots(struct inode *inode)
> +{
> + return OCFS2_I(inode)->i_dquot;
> +}
Call me silly, but given that ocfs2_inode_info->i_dquot; is wrapped in
CONFIG_QUOTA, shouldn't this accessor be as well? Is GCC really smart
enough to ignore the undefined member because ocfs2_get_dquots() isn't
called?
Joel
> +
> static const struct super_operations ocfs2_sops = {
> .statfs = ocfs2_statfs,
> .alloc_inode = ocfs2_alloc_inode,
> @@ -155,6 +160,7 @@ static const struct super_operations ocfs2_sops = {
> .show_options = ocfs2_show_options,
> .quota_read = ocfs2_quota_read,
> .quota_write = ocfs2_quota_write,
> + .get_dquots = ocfs2_get_dquots,
> };
>
> enum {
> @@ -563,6 +569,9 @@ static struct inode *ocfs2_alloc_inode(struct super_block *sb)
>
> oi->i_sync_tid = 0;
> oi->i_datasync_tid = 0;
> +#ifdef CONFIG_QUOTA
> + memset(&oi->i_dquot, 0, sizeof(oi->i_dquot));
> +#endif
>
> jbd2_journal_init_jbd_inode(&oi->ip_jinode, &oi->vfs_inode);
> return &oi->vfs_inode;
> @@ -2073,6 +2082,7 @@ static int ocfs2_initialize_super(struct super_block *sb,
> sb->s_export_op = &ocfs2_export_ops;
> sb->s_qcop = &ocfs2_quotactl_ops;
> sb->dq_op = &ocfs2_quota_operations;
> + sb_dqopt(sb)->allowed_types = QTYPE_MASK_USR | QTYPE_MASK_GRP;
> sb->s_xattr = ocfs2_xattr_handlers;
> sb->s_time_gran = 1;
> sb->s_flags |= MS_NOATIME;
> --
> 1.8.1.4
>
--
"I'm so tired of being tired,
Sure as night will follow day.
Most things I worry about
Never happen anyway."
http://www.jlbec.org/
jlbec at evilplan.org
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