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* [dpdk-dev] [PATCH] mbuf: fix debug checks for headroom and tailroom
@ 2017-06-28 12:25 Vasily Philipov
  2017-06-30 14:27 ` Olivier Matz
  0 siblings, 1 reply; 3+ messages in thread
From: Vasily Philipov @ 2017-06-28 12:25 UTC (permalink / raw)
  To: olivier.matz; +Cc: Vasily Philipov, dev, stable

rte_pktmbuf_headroom() and rte_pktmbuf_tailroom() should be usable
with any segment, not only with headered ones, so is_header should be 0
when we call for sanity check inside them.

Fixes: af75078fece3 ("first public release")
Cc: stable@dpdk.org

Signed-off-by: Vasily Philipov <vasilyf@mellanox.com>
---
 lib/librte_mbuf/rte_mbuf.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/librte_mbuf/rte_mbuf.h b/lib/librte_mbuf/rte_mbuf.h
index fe605c7..fbe8203 100644
--- a/lib/librte_mbuf/rte_mbuf.h
+++ b/lib/librte_mbuf/rte_mbuf.h
@@ -1452,7 +1452,7 @@ static inline void rte_pktmbuf_refcnt_update(struct rte_mbuf *m, int16_t v)
  */
 static inline uint16_t rte_pktmbuf_headroom(const struct rte_mbuf *m)
 {
-	__rte_mbuf_sanity_check(m, 1);
+	__rte_mbuf_sanity_check(m, 0);
 	return m->data_off;
 }
 
@@ -1466,7 +1466,7 @@ static inline uint16_t rte_pktmbuf_headroom(const struct rte_mbuf *m)
  */
 static inline uint16_t rte_pktmbuf_tailroom(const struct rte_mbuf *m)
 {
-	__rte_mbuf_sanity_check(m, 1);
+	__rte_mbuf_sanity_check(m, 0);
 	return (uint16_t)(m->buf_len - rte_pktmbuf_headroom(m) -
 			  m->data_len);
 }
-- 
1.8.3.1

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2017-07-01 10:18 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2017-06-28 12:25 [dpdk-dev] [PATCH] mbuf: fix debug checks for headroom and tailroom Vasily Philipov
2017-06-30 14:27 ` Olivier Matz
2017-07-01 10:18   ` Thomas Monjalon

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