Re: [PATCH 3/3] SQUASHME: pnfs: filelayout: print_ds should use dprintk

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On 2010-10-27 21:49, Fred Isaman wrote:
> The change to printk was in response to Trond's complaint about
> successive dprintks.
> 
> Instead, the following would work:
> 
> 
> diff --git a/fs/nfs/nfs4filelayout.c b/fs/nfs/nfs4filelayout.c
> index 5f52e6f..2ce393c 100644
> --- a/fs/nfs/nfs4filelayout.c
> +++ b/fs/nfs/nfs4filelayout.c
> @@ -585,7 +585,8 @@ filelayout_commit(struct nfs_write_data *data, int sync)
>  		}

If we're going this way, the ifdebug could cover the following
printout as well...

Benny

>  		dprintk("%s: Initiating commit: %llu USE DS:\n",
>  			__func__, file_offset);
> -		print_ds(ds);
> +		ifdebug(FACILITY)
> +			print_ds(ds);
> 
>  		/* Send COMMIT to data server */
>  		nfs_initiate_commit(dsdata, clnt, call_ops, sync);
> 
> 
> Fred
> 
> On Wed, Oct 27, 2010 at 2:24 PM, Benny Halevy <bhalevy@xxxxxxxxxxx> wrote:
>> rather than printk to prevent printouts in non-debug mode
>> currently happening in filelayout_commit
>>
>> Signed-off-by: Benny Halevy <bhalevy@xxxxxxxxxxx>
>> ---
>>  fs/nfs/nfs4filelayoutdev.c |    9 ++++-----
>>  1 files changed, 4 insertions(+), 5 deletions(-)
>>
>> diff --git a/fs/nfs/nfs4filelayoutdev.c b/fs/nfs/nfs4filelayoutdev.c
>> index 1f0ab62..de47112 100644
>> --- a/fs/nfs/nfs4filelayoutdev.c
>> +++ b/fs/nfs/nfs4filelayoutdev.c
>> @@ -53,10 +53,10 @@ void
>>  print_ds(struct nfs4_pnfs_ds *ds)
>>  {
>>        if (ds == NULL) {
>> -               printk("%s NULL device\n", __func__);
>> +               dprintk("%s NULL device\n", __func__);
>>                return;
>>        }
>> -       printk("        ip_addr %x port %hu\n"
>> +       dprintk("        ip_addr %x port %hu\n"
>>                "        ref count %d\n"
>>                "        client %p\n"
>>                "        cl_exchange_flags %x\n",
>> @@ -71,7 +71,7 @@ print_ds_list(struct nfs4_file_layout_dsaddr *dsaddr)
>>        int i;
>>
>>        ifdebug(FACILITY) {
>> -               printk("%s dsaddr->ds_num %d\n", __func__,
>> +               dprintk("%s dsaddr->ds_num %d\n", __func__,
>>                       dsaddr->ds_num);
>>                for (i = 0; i < dsaddr->ds_num; i++)
>>                        print_ds(dsaddr->ds_list[i]);
>> @@ -211,8 +211,7 @@ static void
>>  destroy_ds(struct nfs4_pnfs_ds *ds)
>>  {
>>        dprintk("--> %s\n", __func__);
>> -       ifdebug(FACILITY)
>> -               print_ds(ds);
>> +       print_ds(ds);
>>
>>        if (ds->ds_clp)
>>                nfs_put_client(ds->ds_clp);
>> --
>> 1.7.2.3
>>
>> --
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