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[Cluster-devel] Re: [PATCH] gfs2: better code for translating characters



rae l wrote:
> On 8/13/07, Denis Cheng <crquan gmail com> wrote:
>> the original code could work, but I think this code could work better.
>>
>> Signed-off-by: Denis Cheng <crquan gmail com>
>> ---
>>  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.
> 

Only if the compiler is stupid.

	-hpa


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