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Giuseppe Cavallaro authored
Optimize tx_clean by avoiding a des3 read in stmmac_clean_desc3(). In ring mode, TX, des3 seems only used when xmit a jumbo frame. In case of normal descriptors, it may also be used for time stamping. Clean it in the above two case, without reading it. Signed-off-by: Fabrice Gasnier <fabrice.gasnier@st.com> Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com> Signed-off-by: Alexandre TORGUE <alexandre.torgue@st.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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