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-rw-r--r--lib/librte_hash/rte_jhash.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/librte_hash/rte_jhash.h b/lib/librte_hash/rte_jhash.h
index 207478c2..3eca1385 100644
--- a/lib/librte_hash/rte_jhash.h
+++ b/lib/librte_hash/rte_jhash.h
@@ -290,7 +290,10 @@ rte_jhash_32b_2hashes(const uint32_t *k, uint32_t length, uint32_t *pc, uint32_t
/**
* The most generic version, hashes an arbitrary sequence
* of bytes. No alignment or length assumptions are made about
- * the input key.
+ * the input key. For keys not aligned to four byte boundaries
+ * or a multiple of four bytes in length, the memory region
+ * just after may be read (but not used in the computation).
+ * This may cross a page boundary.
*
* @param key
* Key to calculate hash of.