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tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 On 11/4/2026 12:58 AM, Maxime Chevallier wrote: >> Fixes: 7c571ac57d9d ("net: ptp: introduce .supported_extts_flags to ptp_clock_info") >> Cc: stable@vger.kernel.org >> Signed-off-by: James Clark > > funny this wasn't noticed before, this looks good to me :) > A lot of programs still use the older PTP_EXTTS_REQUEST ioctl which is permissive and doesn't enforce the edge request, so i suspect a lot of software just doesn't trigger this. > I've tested this on cyclone V, stm32mp157 and imx8mp, > Great, thanks! > Tested-by: Maxime Chevallier > Reviewed-by: Maxime Chevallier > > Thanks, > > Maxime > >> --- >> I used an LLM coding assistant to help prepare this patch. >> >> drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c | 2 ++ >> 1 file changed, 2 insertions(+) >> >> diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c >> index a37405534beb..31a66e855d6b 100644 >> --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c >> +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c >> @@ -277,6 +277,7 @@ const struct ptp_clock_info stmmac_ptp_clock_ops = { >> .n_per_out = 0, /* will be overwritten in stmmac_ptp_register */ >> .n_pins = 0, >> .pps = 0, >> + .supported_extts_flags = PTP_RISING_EDGE | PTP_STRICT_FLAGS, >> .adjfine = stmmac_adjust_freq, >> .adjtime = stmmac_adjust_time, >> .gettimex64 = stmmac_get_timex, >> @@ -294,6 +295,7 @@ const struct ptp_clock_info dwmac1000_ptp_clock_ops = { >> .n_per_out = 0, >> .n_pins = 0, >> .pps = 0, >> + .supported_extts_flags = PTP_RISING_EDGE | PTP_STRICT_FLAGS, >> .adjfine = stmmac_adjust_freq, >> .adjtime = stmmac_adjust_time, >> .gettimex64 = stmmac_get_timex, >