Re: [PATCH] gfs2: better code for translating characters

From: rae l
Date: Sun Aug 12 2007 - 23:08:38 EST


On 8/13/07, Denis Cheng <crquan@xxxxxxxxx> wrote:
> the original code could work, but I think this code could work better.
>
> Signed-off-by: Denis Cheng <crquan@xxxxxxxxx>
> ---
> fs/gfs2/ops_fstype.c | 3 ++-
> 1 files changed, 2 insertions(+), 1 deletions(-)
>
> diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c
> index cf5aa50..b9a7759 100644
> --- a/fs/gfs2/ops_fstype.c
> +++ b/fs/gfs2/ops_fstype.c
> @@ -145,7 +145,8 @@ static int init_names(struct gfs2_sbd *sdp, int silent)
> snprintf(sdp->sd_proto_name, GFS2_FSNAME_LEN, "%s", proto);
> snprintf(sdp->sd_table_name, GFS2_FSNAME_LEN, "%s", table);
>
> - while ((table = strchr(sdp->sd_table_name, '/')))
> + table = sdp->sd_table_name;
> + while ((table = strchr(table, '/')))
> *table = '_';
Sorry, I don't know what the while loop really means, what's the
common case that slash character exists? if the '/' appears multiple,
the latter code would be better; however, if slash appears rarely, the
original would still be better.

>
> out:
> --
> 1.5.2.2
>
>


--
Denis Cheng
Linux Application Developer

"One of my most productive days was throwing away 1000 lines of code."
- Ken Thompson.
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