Re: [dpdk-dev] [PATCH v2 1/1] test/compress: add max mbuf size test case

[David Marchand <david.marchand@redhat.com>]

On Fri, Apr 19, 2019 at 11:08 AM Thomas Monjalon <thomas@monjalon.net>
wrote:

> There are some variables declared in the middle of the function,
> and one (i) is declared twice with two different types.
>
> Tomasz and Tomasz, are you working on it urgently please?
>

Found out that this test is not built by default.
I have a trivial fix but I wonder how this has been tested seeing how it
won't compile.


-- 
David Marchand


>
> 19/04/2019 00:42, Yongseok Koh:
> > Hi,
> >
> > I'm seeing compile error.
> > Isn't it due to this patch?
> >
> > $ gcc --version
> > gcc (GCC) 4.8.5 20150623 (Red Hat 4.8.5-28)
> >
> >
> > FAILED: app/test/app@test@@dpdk-test@exe/test_compressdev.c.o
> [...]
> > ../app/test/test_compressdev.c: In function
> ‘test_compressdev_deflate_stateless_dynamic_big’:
> > ../app/test/test_compressdev.c:1992:16: error: conflicting types for ‘i’
> >   for (uint32_t i = 0; i < BIG_DATA_TEST_SIZE - 1; ++i)
> >                 ^
> > ../app/test/test_compressdev.c:1949:11: note: previous definition of ‘i’
> was here
> >   uint16_t i = 0;
> >            ^
> > ../app/test/test_compressdev.c:1992:2: error: ‘for’ loop initial
> declarations are only allowed in C99 mode
> >   for (uint32_t i = 0; i < BIG_DATA_TEST_SIZE - 1; ++i)
> >   ^
> > ../app/test/test_compressdev.c:1992:2: note: use option -std=c99 or
> -std=gnu99 to compile your code
> > ../app/test/test_compressdev.c:1996:19: warning: assignment from
> incompatible pointer type [enabled by default]
> >   int_data.buf_idx = &i;
> >                    ^
> > [1501/1523] Generating igb_uio with a custom command.
> > make: Entering directory `/usr/src/kernels/3.10.0-862.el7.x86_64'
> >   CC [M]
> /auto/mtiswgwork/yskoh/git/mellanox/dpdk.org-2/build/kernel/linux/igb_uio/igb_uio.o
> >   Building modules, stage 2.
> >   MODPOST 1 modules
> > make[1]: Warning: File
> `/auto/mtiswgwork/yskoh/git/mellanox/dpdk.org-2/build/kernel/linux/igb_uio/igb_uio.mod.c'
> has modification time 0.0096 s in the future
> >   CC
> /auto/mtiswgwork/yskoh/git/mellanox/dpdk.org-2/build/kernel/linux/igb_uio/igb_uio.mod.o
> >   LD [M]
> /auto/mtiswgwork/yskoh/git/mellanox/dpdk.org-2/build/kernel/linux/igb_uio/igb_uio.ko
> > make[1]: warning:  Clock skew detected.  Your build may be incomplete.
> > make: Leaving directory `/usr/src/kernels/3.10.0-862.el7.x86_64'
> >
> >
> > Thanks,
> > Yongseok
>
> [...]
> > >> +static int
> > >> +test_compressdev_deflate_stateless_dynamic_big(void)
> > >> +{
> > >> +  struct comp_testsuite_params *ts_params = &testsuite_params;
> > >> +  uint16_t i = 0;
> > >> +  int ret = TEST_SUCCESS;
> > >> +  const struct rte_compressdev_capabilities *capab;
> > >> +  char *test_buffer = NULL;
> > >> +
> > >> +  capab = rte_compressdev_capability_get(0,
> > >> RTE_COMP_ALGO_DEFLATE);
> > >> +  TEST_ASSERT(capab != NULL, "Failed to retrieve device
> capabilities");
> > >> +
> > >> +  if ((capab->comp_feature_flags &
> > >> RTE_COMP_FF_HUFFMAN_DYNAMIC) == 0)
> > >> +          return -ENOTSUP;
> > >> +
> > >> +  if ((capab->comp_feature_flags &
> > >> RTE_COMP_FF_OOP_SGL_IN_SGL_OUT) == 0)
> > >> +          return -ENOTSUP;
> > >> +
> > >> +  test_buffer = rte_malloc(NULL, BIG_DATA_TEST_SIZE, 0);
> > >> +  if (test_buffer == NULL) {
> > >> +          RTE_LOG(ERR, USER1,
> > >> +                  "Can't allocate buffer for big-data\n");
> > >> +          return TEST_FAILED;
> > >> +  }
> > >> +
> > >> +  struct interim_data_params int_data = {
> > >> +          (const char * const *)&test_buffer,
> > >> +          1,
> > >> +          NULL,
> > >> +          &ts_params->def_comp_xform,
> > >> +          &ts_params->def_decomp_xform,
> > >> +          1
> > >> +  };
> > >> +
> > >> +  struct test_data_params test_data = {
> > >> +          RTE_COMP_OP_STATELESS,
> > >> +          SGL_BOTH,
> > >> +          ZLIB_DECOMPRESS,
> > >> +          0,
> > >> +          1
> > >> +  };
> > >> +
> > >> +  ts_params->def_comp_xform->compress.deflate.huffman =
> > >> +
> > >>    RTE_COMP_HUFFMAN_DYNAMIC;
> > >> +
> > >> +  /* fill the buffer with data based on rand. data */
> > >> +  srand(BIG_DATA_TEST_SIZE);
> > >> +  for (uint32_t i = 0; i < BIG_DATA_TEST_SIZE - 1; ++i)
> > >> +          test_buffer[i] = (uint8_t)(rand() % ((uint8_t)-1)) | 1;
> > >> +
> > >> +  test_buffer[BIG_DATA_TEST_SIZE-1] = 0;
> > >> +  int_data.buf_idx = &i;
>
>
>
>