On 8/15/2019 7:05 PM, Yongseok Koh wrote:
> Hi all,
> 
> Here is a list of patches targeted for LTS release 17.11.7. Please help review
> and test. The planned date for the final release is Aug 23, Before that, 
> please
> shout if anyone has objections with these patches being applied.
> 
> Also for the companies committed to running regression tests, please run the
> tests and report any issue before the release date.
> 
> A release candidate tarball can be found at:
> 
>     https://dpdk.org/browse/dpdk-stable/tag/?id=v17.11.7-rc1
> 
> These patches are located at branch 17.11 of dpdk-stable repo:
>     https://dpdk.org/browse/dpdk-stable/


I am getting build error [1] with Fedora 30 and gcc [2], the issue seems fixed
in the main repo [3].



[1] [-Werror=address-of-packed-member]

.../lib/librte_eal/common/eal_common_tailqs.c: In function 
‘rte_eal_tailq_lookup’:
.../lib/librte_eal/common/eal_common_tailqs.c:76:11: error: taking address of
packed member of ‘struct rte_mem_config’ may result in an unaligned pointer
value [-Werror=address-of-packed-member]
   76 |    return &mcfg->tailq_head[i];
      |           ^~~~~~~~~~~~~~~~~~~~
.../lib/librte_eal/common/eal_common_tailqs.c: In function ‘rte_dump_tailq’:
.../lib/librte_eal/common/eal_common_tailqs.c:90:23: error: taking address of
packed member of ‘struct rte_mem_config’ may result in an unaligned pointer
value [-Werror=address-of-packed-member]
   90 |  rte_rwlock_read_lock(&mcfg->qlock);
      |                       ^~~~~~~~~~~~
.../lib/librte_eal/common/eal_common_tailqs.c:92:40: error: taking address of
packed member of ‘struct rte_mem_config’ may result in an unaligned pointer
value [-Werror=address-of-packed-member]
   92 |   const struct rte_tailq_head *tailq = &mcfg->tailq_head[i];
      |                                        ^~~~~~~~~~~~~~~~~~~~
.../lib/librte_eal/common/eal_common_tailqs.c:98:25: error: taking address of
packed member of ‘struct rte_mem_config’ may result in an unaligned pointer
value [-Werror=address-of-packed-member]
   98 |  rte_rwlock_read_unlock(&mcfg->qlock);
      |                         ^~~~~~~~~~~~
.../lib/librte_eal/common/eal_common_tailqs.c: In function 
‘rte_eal_tailq_create’:
.../lib/librte_eal/common/eal_common_tailqs.c:111:10: error: taking address of
packed member of ‘struct rte_mem_config’ may result in an unaligned pointer
value [-Werror=address-of-packed-member]
  111 |   head = &mcfg->tailq_head[rte_tailqs_count];
      |

[2]
$ lsb_release -a
LSB Version:    :core-4.1-amd64:core-4.1-noarch
Distributor ID: Fedora
Description:    Fedora release 30 (Thirty)
Release:        30
Codename:       Thirty

$ gcc --version
gcc (GCC) 9.1.1 20190503 (Red Hat 9.1.1-1)


[3]
Fixes: a385972c3675 ("mk: disable warning for packed member pointer")

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