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clarify usage of NETMAP_BUF

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This commit is contained in:
luigi 2013-05-30 13:41:19 +00:00
parent 82476a4f6b
commit 93cb261dd8
1 changed files with 2 additions and 2 deletions
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4
sys/net/netmap_user.h
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@ -51,8 +51,8 @@
* ring->slot[i] gives us the i-th slot (we can access * ring->slot[i] gives us the i-th slot (we can access
* directly plen, flags, bufindex) * directly plen, flags, bufindex)
* *
* char *buf = NETMAP_BUF(ring, index) returns a pointer to * char *buf = NETMAP_BUF(ring, x) returns a pointer to
* the i-th buffer * the buffer numbered x
* *
* Since rings are circular, we have macros to compute the next index * Since rings are circular, we have macros to compute the next index
* i = NETMAP_RING_NEXT(ring, i); * i = NETMAP_RING_NEXT(ring, i);