[dpdk-stable] [PATCH] bpf: rename bpf_validate() to rte_bpf_validate() to avoid collisions
Ananyev, Konstantin
konstantin.ananyev at intel.com
Wed Apr 10 23:43:16 CEST 2019
>
> When using libpcap libraries the error "multiple definition of
> 'bpf_validate'" is observed. Rename the DPDK version to rte_bpf_validate
> to be more consistenet with other DPDK defined functions.
As I already ask Vivian, before we proceed any further with that patch
could you provide some simple test-case to reproduce the problem?
bpf_validate() function is not exposed as external API,
so no need for rte_ prefix in general.
Konstantin
>
> Cc: stable at dpdk.org
>
> Signed-off-by: David Christensen <drc at linux.vnet.ibm.com>
> Tested-by: Radhika Chirra <radhika.chirra at ibm.com>
> ---
> lib/librte_bpf/bpf_impl.h | 2 +-
> lib/librte_bpf/bpf_load.c | 2 +-
> lib/librte_bpf/bpf_validate.c | 2 +-
> 3 files changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/lib/librte_bpf/bpf_impl.h b/lib/librte_bpf/bpf_impl.h
> index b577e2c..f1d6f9a 100644
> --- a/lib/librte_bpf/bpf_impl.h
> +++ b/lib/librte_bpf/bpf_impl.h
> @@ -21,7 +21,7 @@ struct rte_bpf {
> uint32_t stack_sz;
> };
>
> -extern int bpf_validate(struct rte_bpf *bpf);
> +extern int rte_bpf_validate(struct rte_bpf *bpf);
>
> extern int bpf_jit(struct rte_bpf *bpf);
>
> diff --git a/lib/librte_bpf/bpf_load.c b/lib/librte_bpf/bpf_load.c
> index d9d163b..bd9eebf 100644
> --- a/lib/librte_bpf/bpf_load.c
> +++ b/lib/librte_bpf/bpf_load.c
> @@ -115,7 +115,7 @@
> return NULL;
> }
>
> - rc = bpf_validate(bpf);
> + rc = rte_bpf_validate(bpf);
> if (rc == 0) {
> bpf_jit(bpf);
> if (mprotect(bpf, bpf->sz, PROT_READ) != 0)
> diff --git a/lib/librte_bpf/bpf_validate.c b/lib/librte_bpf/bpf_validate.c
> index 83983ef..12c34f0 100644
> --- a/lib/librte_bpf/bpf_validate.c
> +++ b/lib/librte_bpf/bpf_validate.c
> @@ -2209,7 +2209,7 @@ struct bpf_ins_check {
> }
>
> int
> -bpf_validate(struct rte_bpf *bpf)
> +rte_bpf_validate(struct rte_bpf *bpf)
> {
> int32_t rc;
> struct bpf_verifier bvf;
> --
> 1.8.3.1
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