diff options
author | Luca Boccassi <luca.boccassi@gmail.com> | 2018-03-07 11:22:30 +0000 |
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committer | Luca Boccassi <luca.boccassi@gmail.com> | 2018-03-07 11:23:17 +0000 |
commit | c3f15def2ebe9cc255cf0e5cf32aa171f5b4326d (patch) | |
tree | 8c8fc77df57bca8c0bfe4d0e8797879e12c6d6f9 /lib/librte_mbuf | |
parent | 169a9de21e263aa6599cdc2d87a45ae158d9f509 (diff) |
New upstream version 17.11.1upstream/17.11.1
Change-Id: Ida1700b5dac8649fc563670a37278e636bea051c
Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>
Diffstat (limited to 'lib/librte_mbuf')
-rw-r--r-- | lib/librte_mbuf/rte_mbuf.h | 29 |
1 files changed, 22 insertions, 7 deletions
diff --git a/lib/librte_mbuf/rte_mbuf.h b/lib/librte_mbuf/rte_mbuf.h index ce8a05dd..16a6048c 100644 --- a/lib/librte_mbuf/rte_mbuf.h +++ b/lib/librte_mbuf/rte_mbuf.h @@ -62,6 +62,7 @@ #include <stdint.h> #include <rte_common.h> +#include <rte_config.h> #include <rte_mempool.h> #include <rte_memory.h> #include <rte_atomic.h> @@ -764,6 +765,13 @@ rte_mbuf_refcnt_set(struct rte_mbuf *m, uint16_t new_value) rte_atomic16_set(&m->refcnt_atomic, new_value); } +/* internal */ +static inline uint16_t +__rte_mbuf_refcnt_update(struct rte_mbuf *m, int16_t value) +{ + return (uint16_t)(rte_atomic16_add_return(&m->refcnt_atomic, value)); +} + /** * Adds given value to an mbuf's refcnt and returns its new value. * @param m @@ -788,19 +796,26 @@ rte_mbuf_refcnt_update(struct rte_mbuf *m, int16_t value) return 1 + value; } - return (uint16_t)(rte_atomic16_add_return(&m->refcnt_atomic, value)); + return __rte_mbuf_refcnt_update(m, value); } #else /* ! RTE_MBUF_REFCNT_ATOMIC */ +/* internal */ +static inline uint16_t +__rte_mbuf_refcnt_update(struct rte_mbuf *m, int16_t value) +{ + m->refcnt = (uint16_t)(m->refcnt + value); + return m->refcnt; +} + /** * Adds given value to an mbuf's refcnt and returns its new value. */ static inline uint16_t rte_mbuf_refcnt_update(struct rte_mbuf *m, int16_t value) { - m->refcnt = (uint16_t)(m->refcnt + value); - return m->refcnt; + return __rte_mbuf_refcnt_update(m, value); } /** @@ -1364,8 +1379,7 @@ rte_pktmbuf_prefree_seg(struct rte_mbuf *m) return m; - } else if (rte_atomic16_add_return(&m->refcnt_atomic, -1) == 0) { - + } else if (__rte_mbuf_refcnt_update(m, -1) == 0) { if (RTE_MBUF_INDIRECT(m)) rte_pktmbuf_detach(m); @@ -1413,13 +1427,14 @@ rte_pktmbuf_free_seg(struct rte_mbuf *m) * segment is added back into its original mempool. * * @param m - * The packet mbuf to be freed. + * The packet mbuf to be freed. If NULL, the function does nothing. */ static inline void rte_pktmbuf_free(struct rte_mbuf *m) { struct rte_mbuf *m_next; - __rte_mbuf_sanity_check(m, 1); + if (m != NULL) + __rte_mbuf_sanity_check(m, 1); while (m != NULL) { m_next = m->next; |