On 18 November 2014 17:57, Maxim Uvarov <[email protected]> wrote:

> I think we are going to have huge number of functions which do message
> print.
>

I hope not, just cases where the implementation needs to return data for
application logs to use

>
> Can we use single function for that? Might be
>
> odp_pr(enum level, fmt, ##__VA_ARGS__);
> This is not needed to be macro, it's ok to be function.
>
> Also one comment bellow about that patch.
> Maxim.


Lets not make up yet another log, it is ALL going via what ODP_LOG becomes,
I like the name ODP_PR out of all the suggestions so far however


>
>
>
> On 11/18/2014 09:30 PM, Mike Holmes wrote:
>
>> Current ODP APIs that print internal data on demand for the application
>> do so
>> via  printf.
>>
>> Introduce ODP_PRI so that APIs that produce output may be channeled though
>> ODP_LOG to match the other logging types.
>>
>> Signed-off-by: Mike Holmes <[email protected]>
>> ---
>>
>> This patch does not impact the behaviour of any current example or test.
>>
>> A follow on should implement the application replaceable ODP_LOG function
>> via weak linking.
>>
>>   platform/linux-generic/include/api/odp_debug.h | 14 +++++++-
>>   platform/linux-generic/odp_buffer.c            |  4 +--
>>   platform/linux-generic/odp_buffer_pool.c       | 44
>> +++++++++++++-------------
>>   platform/linux-generic/odp_packet.c            |  2 +-
>>   platform/linux-generic/odp_shared_memory.c     | 30 +++++++++---------
>>   5 files changed, 53 insertions(+), 41 deletions(-)
>>
>> diff --git a/platform/linux-generic/include/api/odp_debug.h
>> b/platform/linux-generic/include/api/odp_debug.h
>> index c9b2edd..1a6fbda 100644
>> --- a/platform/linux-generic/include/api/odp_debug.h
>> +++ b/platform/linux-generic/include/api/odp_debug.h
>> @@ -76,7 +76,8 @@ typedef enum odp_log_level {
>>         ODP_LOG_DBG,
>>         ODP_LOG_ERR,
>>         ODP_LOG_UNIMPLEMENTED,
>> -       ODP_LOG_ABORT
>> +       ODP_LOG_ABORT,
>> +       ODP_LOG_PRI,
>>   } odp_log_level_e;
>>     /**
>> @@ -94,6 +95,10 @@ do { \
>>                         fprintf(stderr, "%s:%d:%s():" fmt, __FILE__, \
>>                         __LINE__, __func__, ##__VA_ARGS__); \
>>                 break; \
>> +       case ODP_LOG_PRI: \
>> +               fprintf(stderr, "%s:%d:%s():" fmt, __FILE__, \
>> +               __LINE__, __func__, ##__VA_ARGS__); \
>> +               break; \
>>
>
> So you also changing print from stdout to stderr. Reason?


No - thank you that is a mistake and I will fix it.

>
>
>          case ODP_LOG_ABORT: \
>>                 fprintf(stderr, "%s:%d:%s(): " fmt, __FILE__, \
>>                 __LINE__, __func__, ##__VA_ARGS__); \
>> @@ -111,6 +116,13 @@ do { \
>>   } while (0)
>>     /**
>> + * Printing macro, which prints output when the application
>> + * calls one of the ODP APIs specifically for dumping internal data.
>> + */
>> +#define ODP_PRI(fmt, ...) \
>> +               ODP_LOG(ODP_LOG_PRI, fmt, ##__VA_ARGS__)
>> +
>> +/**
>>    * Debug printing macro, which prints output when DEBUG flag is set.
>>    */
>>   #define ODP_DBG(fmt, ...) \
>> diff --git a/platform/linux-generic/odp_buffer.c
>> b/platform/linux-generic/odp_buffer.c
>> index e54e0e7..2ee0461 100644
>> --- a/platform/linux-generic/odp_buffer.c
>> +++ b/platform/linux-generic/odp_buffer.c
>> @@ -52,7 +52,7 @@ int odp_buffer_snprint(char *str, size_t n,
>> odp_buffer_t buf)
>>         int len = 0;
>>         if (!odp_buffer_is_valid(buf)) {
>> -               printf("Buffer is not valid.\n");
>> +               ODP_PRI("Buffer is not valid.\n");
>>                 return len;
>>         }
>>   @@ -98,7 +98,7 @@ void odp_buffer_print(odp_buffer_t buf)
>>         len = odp_buffer_snprint(str, max_len-1, buf);
>>         str[len] = 0;
>>   -     printf("\n%s\n", str);
>> +       ODP_PRI("\n%s\n", str);
>>   }
>>     void odp_buffer_copy_scatter(odp_buffer_t buf_dst, odp_buffer_t
>> buf_src)
>> diff --git a/platform/linux-generic/odp_buffer_pool.c
>> b/platform/linux-generic/odp_buffer_pool.c
>> index a48d7d6..3555166 100644
>> --- a/platform/linux-generic/odp_buffer_pool.c
>> +++ b/platform/linux-generic/odp_buffer_pool.c
>> @@ -523,20 +523,20 @@ void odp_buffer_pool_print(odp_buffer_pool_t
>> pool_hdl)
>>         pool_id = pool_handle_to_index(pool_hdl);
>>         pool    = get_pool_entry(pool_id);
>>   -     printf("Pool info\n");
>> -       printf("---------\n");
>> -       printf("  pool          %i\n",           pool->s.pool_hdl);
>> -       printf("  name          %s\n",           pool->s.name);
>> -       printf("  pool base     %p\n",           pool->s.pool_base_addr);
>> -       printf("  buf base      0x%"PRIxPTR"\n", pool->s.buf_base);
>> -       printf("  pool size     0x%"PRIx64"\n",  pool->s.pool_size);
>> -       printf("  buf size      %zu\n",          pool->s.user_size);
>> -       printf("  buf align     %zu\n",          pool->s.user_align);
>> -       printf("  hdr size      %zu\n",          pool->s.hdr_size);
>> -       printf("  alloc size    %zu\n",          pool->s.buf_size);
>> -       printf("  offset to hdr %zu\n",          pool->s.buf_offset);
>> -       printf("  num bufs      %"PRIu64"\n",    pool->s.num_bufs);
>> -       printf("  free bufs     %"PRIu64"\n",    pool->s.free_bufs);
>> +       ODP_PRI("Pool info\n");
>> +       ODP_PRI("---------\n");
>> +       ODP_PRI("  pool          %i\n",           pool->s.pool_hdl);
>> +       ODP_PRI("  name          %s\n",           pool->s.name);
>> +       ODP_PRI("  pool base     %p\n",           pool->s.pool_base_addr);
>> +       ODP_PRI("  buf base      0x%"PRIxPTR"\n", pool->s.buf_base);
>> +       ODP_PRI("  pool size     0x%"PRIx64"\n",  pool->s.pool_size);
>> +       ODP_PRI("  buf size      %zu\n",          pool->s.user_size);
>> +       ODP_PRI("  buf align     %zu\n",          pool->s.user_align);
>> +       ODP_PRI("  hdr size      %zu\n",          pool->s.hdr_size);
>> +       ODP_PRI("  alloc size    %zu\n",          pool->s.buf_size);
>> +       ODP_PRI("  offset to hdr %zu\n",          pool->s.buf_offset);
>> +       ODP_PRI("  num bufs      %"PRIu64"\n",    pool->s.num_bufs);
>> +       ODP_PRI("  free bufs     %"PRIu64"\n",    pool->s.free_bufs);
>>         /* first chunk */
>>         chunk_hdr = pool->s.head;
>> @@ -546,7 +546,7 @@ void odp_buffer_pool_print(odp_buffer_pool_t
>> pool_hdl)
>>                 return;
>>         }
>>   -     printf("\n  First chunk\n");
>> +       ODP_PRI("\n  First chunk\n");
>>         for (i = 0; i < chunk_hdr->chunk.num_bufs - 1; i++) {
>>                 uint32_t index;
>> @@ -555,20 +555,20 @@ void odp_buffer_pool_print(odp_buffer_pool_t
>> pool_hdl)
>>                 index = chunk_hdr->chunk.buf_index[i];
>>                 hdr   = index_to_hdr(pool, index);
>>   -             printf("  [%i] addr %p, id %"PRIu32"\n", i, hdr->addr,
>> index);
>> +               ODP_PRI("  [%i] addr %p, id %"PRIu32"\n", i, hdr->addr,
>> index);
>>         }
>>   -     printf("  [%i] addr %p, id %"PRIu32"\n", i,
>> chunk_hdr->buf_hdr.addr,
>> -              chunk_hdr->buf_hdr.index);
>> +       ODP_PRI("  [%i] addr %p, id %"PRIu32"\n", i,
>> chunk_hdr->buf_hdr.addr,
>> +               chunk_hdr->buf_hdr.index);
>>         /* next chunk */
>>         chunk_hdr = next_chunk(pool, chunk_hdr);
>>         if (chunk_hdr) {
>> -               printf("  Next chunk\n");
>> -               printf("  addr %p, id %"PRIu32"\n",
>> chunk_hdr->buf_hdr.addr,
>> -                      chunk_hdr->buf_hdr.index);
>> +               ODP_PRI("  Next chunk\n");
>> +               ODP_PRI("  addr %p, id %"PRIu32"\n",
>> chunk_hdr->buf_hdr.addr,
>> +                       chunk_hdr->buf_hdr.index);
>>         }
>>   -     printf("\n");
>> +       ODP_PRI("\n");
>>   }
>> diff --git a/platform/linux-generic/odp_packet.c
>> b/platform/linux-generic/odp_packet.c
>> index 82ea879..7fe9ed0 100644
>> --- a/platform/linux-generic/odp_packet.c
>> +++ b/platform/linux-generic/odp_packet.c
>> @@ -346,7 +346,7 @@ void odp_packet_print(odp_packet_t pkt)
>>                         "  input        %u\n", hdr->input);
>>         str[len] = '\0';
>>   -     printf("\n%s\n", str);
>> +       ODP_PRI("\n%s\n", str);
>>   }
>>     int odp_packet_copy(odp_packet_t pkt_dst, odp_packet_t pkt_src)
>> diff --git a/platform/linux-generic/odp_shared_memory.c
>> b/platform/linux-generic/odp_shared_memory.c
>> index 24a5d60..cd4415d 100644
>> --- a/platform/linux-generic/odp_shared_memory.c
>> +++ b/platform/linux-generic/odp_shared_memory.c
>> @@ -285,14 +285,14 @@ void odp_shm_print_all(void)
>>   {
>>         int i;
>>   -     printf("\nShared memory\n");
>> -       printf("--------------\n");
>> -       printf("  page size:      %"PRIu64" kB\n", odp_sys_page_size() /
>> 1024);
>> -       printf("  huge page size: %"PRIu64" kB\n",
>> -              odp_sys_huge_page_size() / 1024);
>> -       printf("\n");
>> +       ODP_PRI("\nShared memory\n");
>> +       ODP_PRI("--------------\n");
>> +       ODP_PRI("  page size:      %"PRIu64" kB\n", odp_sys_page_size() /
>> 1024);
>> +       ODP_PRI("  huge page size: %"PRIu64" kB\n",
>> +               odp_sys_huge_page_size() / 1024);
>> +       ODP_PRI("\n");
>>   -     printf("  id name                       kB align huge addr\n");
>> +       ODP_PRI("  id name                       kB align huge addr\n");
>>         for (i = 0; i < ODP_SHM_NUM_BLOCKS; i++) {
>>                 odp_shm_block_t *block;
>> @@ -300,15 +300,15 @@ void odp_shm_print_all(void)
>>                 block = &odp_shm_tbl->block[i];
>>                 if (block->addr) {
>> -                       printf("  %2i %-24s %4"PRIu64"  %4"PRIu64" %2c
>>  %p\n",
>> -                              i,
>> -                              block->name,
>> -                              block->size/1024,
>> -                              block->align,
>> -                              (block->huge ? '*' : ' '),
>> -                              block->addr);
>> +                       ODP_PRI("  %2i %-24s %4"PRIu64"  %4"PRIu64" %2c
>>  %p\n",
>> +                               i,
>> +                               block->name,
>> +                               block->size/1024,
>> +                               block->align,
>> +                               (block->huge ? '*' : ' '),
>> +                               block->addr);
>>                 }
>>         }
>>   -     printf("\n");
>> +       ODP_PRI("\n");
>>   }
>>
>
>
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>



-- 
*Mike Holmes*
Linaro  Sr Technical Manager
LNG - ODP
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