numam-dpdk/lib/librte_bpf/bpf.c
Jerin Jacob 6861c01001 bpf/arm: add build infrastructure
Add build infrastructure and documentation
update for arm64 JIT support.

Signed-off-by: Jerin Jacob <jerinj@marvell.com>
Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
2019-10-12 14:20:21 +02:00

64 lines
1.1 KiB
C

/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2018 Intel Corporation
*/
#include <stdarg.h>
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <stdint.h>
#include <inttypes.h>
#include <rte_common.h>
#include <rte_eal.h>
#include "bpf_impl.h"
int rte_bpf_logtype;
void
rte_bpf_destroy(struct rte_bpf *bpf)
{
if (bpf != NULL) {
if (bpf->jit.func != NULL)
munmap(bpf->jit.func, bpf->jit.sz);
munmap(bpf, bpf->sz);
}
}
int
rte_bpf_get_jit(const struct rte_bpf *bpf, struct rte_bpf_jit *jit)
{
if (bpf == NULL || jit == NULL)
return -EINVAL;
jit[0] = bpf->jit;
return 0;
}
int
bpf_jit(struct rte_bpf *bpf)
{
int32_t rc;
#if defined(RTE_ARCH_X86_64)
rc = bpf_jit_x86(bpf);
#elif defined(RTE_ARCH_ARM64)
rc = bpf_jit_arm64(bpf);
#else
rc = -ENOTSUP;
#endif
if (rc != 0)
RTE_BPF_LOG(WARNING, "%s(%p) failed, error code: %d;\n",
__func__, bpf, rc);
return rc;
}
RTE_INIT(rte_bpf_init_log)
{
rte_bpf_logtype = rte_log_register("lib.bpf");
if (rte_bpf_logtype >= 0)
rte_log_set_level(rte_bpf_logtype, RTE_LOG_INFO);
}