[dpdk-dev] [dpdk-stable] [PATCH v2] test/hash: solve unit test hash compilation error

Thomas Monjalon thomas at monjalon.net
Fri Oct 26 22:24:45 CEST 2018


+Cc Yipeng

18/09/2018 21:22, Dharmik Thakkar:
> Enable print_key_info() function compilation always.

Please see my first comment: you need to show the compilation error
in this message. Otherwise, we don't know what you are trying
to fix.

> Fixes: af75078fece36 ("first public release")
> Cc: stable at dpdk.org
> 
> Suggested-by: Honnappa Nagarahalli <honnappa.nagarahalli at arm.com>
> Signed-off-by: Dharmik Thakkar <dharmik.thakkar at arm.com>
> Reviewed-by: Honnappa Nagarahalli <honnappa.nagarahalli at arm.com>
> Reviewed-by: Gavin Hu <gavin.hu at arm.com>
> ---
> v2:
> * Fix checkpatch coding style issue
> * Add "Fixes:" tag
> ---
>  test/test/test_hash.c | 24 +++++++++---------------
>  1 file changed, 9 insertions(+), 15 deletions(-)
> 
> diff --git a/test/test/test_hash.c b/test/test/test_hash.c
> index b3db9fd10547..db6442a2b101 100644
> --- a/test/test/test_hash.c
> +++ b/test/test/test_hash.c
> +#define UNIT_TEST_HASH_VERBOSE	0
>  /*
>   * Print out result of unit test hash operation.
>   */
> -#if defined(UNIT_TEST_HASH_VERBOSE)
>  static void print_key_info(const char *msg, const struct flow_key *key,
>  								int32_t pos)
>  {
> -	uint8_t *p = (uint8_t *)key;
> -	unsigned i;
> -
> -	printf("%s key:0x", msg);
> -	for (i = 0; i < sizeof(struct flow_key); i++) {
> -		printf("%02X", p[i]);
> +	if (UNIT_TEST_HASH_VERBOSE) {

This is very suspicious.
Why keeping this code if it is never called?

> +		const uint8_t *p = (const uint8_t *)key;
> +		unsigned int i;
> +
> +		printf("%s key:0x", msg);
> +		for (i = 0; i < sizeof(struct flow_key); i++)
> +			printf("%02X", p[i]);
> +		printf(" @ pos %d\n", pos);
>  	}
> -	printf(" @ pos %d\n", pos);
> -}
> -#else
> -static void print_key_info(__attribute__((unused)) const char *msg,
> -		__attribute__((unused)) const struct flow_key *key,
> -		__attribute__((unused)) int32_t pos)
> -{
>  }
> -#endif





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