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Old 12-12-2007, 04:49 PM
Steven Whitehouse
 
Default corrected

Hi,

Thanks, now in the -nmw git tree. Thanks,

Steve.

On Wed, 2007-12-12 at 11:44 -0600, Bob Peterson wrote:
> Hi,
>
> This patch eliminates the unneeded sd_statfs_mutex mutex but preserves
> the ordering as discussed.
>
> Regards,
>
> Bob Peterson
> Red Hat GFS
>
> Signed-off-by: Bob Peterson <rpeterso@redhat.com>
> --
> fs/gfs2/incore.h | 1 -
> fs/gfs2/ops_fstype.c | 1 -
> fs/gfs2/super.c | 4 ----
> 3 files changed, 0 insertions(+), 6 deletions(-)
>
> diff --git a/fs/gfs2/incore.h b/fs/gfs2/incore.h
> index 8ab0563..c9f4637 100644
> --- a/fs/gfs2/incore.h
> +++ b/fs/gfs2/incore.h
> @@ -564,7 +564,6 @@ struct gfs2_sbd {
> /* StatFS stuff */
>
> spinlock_t sd_statfs_spin;
> - struct mutex sd_statfs_mutex;
> struct gfs2_statfs_change_host sd_statfs_master;
> struct gfs2_statfs_change_host sd_statfs_local;
> unsigned long sd_statfs_sync_time;
> diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c
> index 5558fdf..6a2ef0d 100644
> --- a/fs/gfs2/ops_fstype.c
> +++ b/fs/gfs2/ops_fstype.c
> @@ -61,7 +61,6 @@ static struct gfs2_sbd *init_sbd(struct super_block *sb)
>
> mutex_init(&sdp->sd_inum_mutex);
> spin_lock_init(&sdp->sd_statfs_spin);
> - mutex_init(&sdp->sd_statfs_mutex);
>
> spin_lock_init(&sdp->sd_rindex_spin);
> mutex_init(&sdp->sd_rindex_mutex);
> diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c
> index dda7747..73e49df 100644
> --- a/fs/gfs2/super.c
> +++ b/fs/gfs2/super.c
> @@ -686,9 +686,7 @@ void gfs2_statfs_change(struct gfs2_sbd *sdp, s64 total, s64 free,
> if (error)
> return;
>
> - mutex_lock(&sdp->sd_statfs_mutex);
> gfs2_trans_add_bh(l_ip->i_gl, l_bh, 1);
> - mutex_unlock(&sdp->sd_statfs_mutex);
>
> spin_lock(&sdp->sd_statfs_spin);
> l_sc->sc_total += total;
> @@ -736,9 +734,7 @@ int gfs2_statfs_sync(struct gfs2_sbd *sdp)
> if (error)
> goto out_bh2;
>
> - mutex_lock(&sdp->sd_statfs_mutex);
> gfs2_trans_add_bh(l_ip->i_gl, l_bh, 1);
> - mutex_unlock(&sdp->sd_statfs_mutex);
>
> spin_lock(&sdp->sd_statfs_spin);
> m_sc->sc_total += l_sc->sc_total;
>
>
 

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