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[83.28.42.246]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4909c0d5dc2sm13684505e9.2.2026.05.29.02.20.10 (version=TLS1_2 cipher=AES128-SHA bits=128/128); Fri, 29 May 2026 02:20:11 -0700 (PDT) Date: Fri, 29 May 2026 11:20:07 +0200 From: Michal Pecio To: Mathias Nyman , Greg Kroah-Hartman Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] usb: xhci: Improve Soft Retries after short transfers Message-ID: <20260529112007.38091066.michal.pecio@gmail.com> Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit A short transfer is a successful one, so reset the error count. Otherwise, endpoints which always complete short are limited to three retries per endpoint life rather than per URB. Signed-off-by: Michal Pecio --- drivers/usb/host/xhci-ring.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index f0f66e18f174..a067e56d720d 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -2544,6 +2544,7 @@ static void process_bulk_intr_td(struct xhci_hcd *xhci, struct xhci_virt_ep *ep, td->status = 0; break; case COMP_SHORT_PACKET: + ep->err_count = 0; td->status = 0; break; case COMP_STOPPED_SHORT_PACKET: -- 2.48.1