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env: add a name for special "any socket ID" value

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Change-Id: I1f339ee5ff80eee9cf7d6378daa71e2f59c158b2
Signed-off-by: Daniel Verkamp <daniel.verkamp@intel.com>
This commit is contained in:
Daniel Verkamp 2017-01-27 10:04:08 -07:00
parent 4440cd8d28
commit 4c55092882
2 changed files with 10 additions and 2 deletions
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4
include/spdk/env.h
View File

@ -47,6 +47,8 @@ extern "C" {
#include <stdint.h>
#include <stdio.h>
#define SPDK_ENV_SOCKET_ID_ANY (-1)
struct spdk_pci_device;
/**
@ -78,7 +80,7 @@ void spdk_free(void *buf);
* socket_id and flags.
* Return a pointer to the allocated memory address. If the allocation
* cannot be done, return NULL.
* Note: to pick any socket id, just set socket_id to -1.
* Note: to pick any socket id, just set socket_id to SPDK_ENV_SOCKET_ID_ANY.
*/
void *spdk_memzone_reserve(const char *name, size_t len, int socket_id, unsigned flags);

8
lib/env_dpdk/env.c
View File

@ -82,7 +82,13 @@ spdk_free(void *buf)
void *
spdk_memzone_reserve(const char *name, size_t len, int socket_id, unsigned flags)
{
const struct rte_memzone *mz = rte_memzone_reserve(name, len, socket_id, flags);
const struct rte_memzone *mz;
if (socket_id == SPDK_ENV_SOCKET_ID_ANY) {
socket_id = SOCKET_ID_ANY;
}
mz = rte_memzone_reserve(name, len, socket_id, flags);
if (mz != NULL) {
memset(mz->addr, 0, len);