X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=doc%2Fguides%2Fcompressdevs%2Fqat_comp.rst;h=6f583a4605d951ef995ea3c33ede2c20deff31a9;hb=4d6e0352e137a11972f40c18687be8135489a02e;hp=567a1fc806301503ccec396607d2fd7caaba3f45;hpb=e2e35849ea78ca54627ae86c58cb9c253ca59a91;p=dpdk.git

diff --git a/doc/guides/compressdevs/qat_comp.rst b/doc/guides/compressdevs/qat_comp.rst
index 567a1fc806..6f583a4605 100644
--- a/doc/guides/compressdevs/qat_comp.rst
+++ b/doc/guides/compressdevs/qat_comp.rst
@@ -35,6 +35,9 @@ Limitations
 * Compressdev level 0, no compression, is not supported.
 * Queue pairs are not thread-safe (that is, within a single queue pair, RX and TX from different lcores is not supported).
 * No BSD support as BSD QAT kernel driver not available.
+* When using Deflate dynamic huffman encoding for compression, the input size (op.src.length)
+  must be < CONFIG_RTE_PMD_QAT_COMP_IM_BUFFER_SIZE from the config file,
+  see :ref:`building_qat_config` for more details.
 
 
 Installation