From nobody Fri Feb 27 23:09:40 2026 X-Original-To: dev-commits-src-branches@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4fN3tr3gXfz6TX56 for ; Fri, 27 Feb 2026 23:09:40 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R12" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4fN3tr2v5nz3sCm for ; Fri, 27 Feb 2026 23:09:40 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1772233780; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=x7VNPP2SezaEMEF01uoH+ebhcCArajgzYSDRXJ78e24=; b=KpizXsNUo3A6gZQbI1jSUQUydsGqsn2difhxFAA+TtBLepYopDF5GJMf3V711WSQAHksZM Wv/MML9iOWVL1o3CR3k1gPqPI/auwXQOzu7N/BoWyO+xuRvOf4ecFnfpKfc3jToY+QE0A5 E+C4b63bBUXUQ1daBrSmborswNQn48iyps+8C0XWJyHc23Eu3/Lccq1WV9WG81hPgayZoO 9/4Snigo2S4Wbh4IxvlCcVb4Br4wsCn2vtLzkHAxCQxqpxusnYB8O5pDnvAUC05mvFbbsd t2CRjZj93LszwL8cXoQJHWaWgeKSSMnRLK128qljRLIXljp5zcGSpcuy6NdgZw== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1772233780; a=rsa-sha256; cv=none; b=iGgvxWNwIkZJcloVtJcj77qyUuMBgc3pUiZfy3z1ndE29DFtNydo93XOLw9TToIw9IUF9l OcNDnYHqYik1Ti+lRCf24tI1WgFqrIKTxs6URh3eF1uMt5VAREUeCVzV7sRXzpjHom57lA t9qTHTjeA+NmagN/bv6KdNmeXYHUikQbUgpS3DRzyhWbD5/wECiaAQZeuB7CHfCCqA6Wpp Zg/A8OIKwd9K0W+8gUycI5b+pLw/DWf5DP0KUy58SfW1+OJcH5RxHILo0wIn3/6uSEawyP 1IxPweMvWEAZgZtUfcGDCBsxYIxEhFEg0hVPTFYQUmqIjTOLV6W7vW+a2lnyYg== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1772233780; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=x7VNPP2SezaEMEF01uoH+ebhcCArajgzYSDRXJ78e24=; b=P5lzIT60Ebq27vkms8OOZNA08jzZxqYrHqHj6SC2kCBMdz+7dQjhkVy/I/SnUVl9G5lnR0 soyMPVjOVMjxMQ2ed104mBLcgelHRtIEFFysLG0mYtfZUn1POp6/evyMFbnrnuDmfjDOod Yn8fnv9doVqavjIey1jTaVzEHc+OGznmbvvL52+QQm4lqhqgtIp04M06xWuQfOMtebEnMc EDcJbXHg0rM7r/wilkleLCDlRZmgc7g3BmoHFYdcSBOnTMuahja4/VSgx/eneTCl0RpNHW gO9sQzLBteYUBd+yhnPr310DHtc6eJ4jcK7AN1I011FKVAuAYUTHhNeYlsEggQ== Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) by mxrelay.nyi.freebsd.org (Postfix) with ESMTP id 4fN3tr2DQSzdrc for ; Fri, 27 Feb 2026 23:09:40 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from git (uid 1279) (envelope-from git@FreeBSD.org) id 3bc9b by gitrepo.freebsd.org (DragonFly Mail Agent v0.13+ on gitrepo.freebsd.org); Fri, 27 Feb 2026 23:09:40 +0000 To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: Kevin Bowling Subject: git: b24dc842e1db - stable/15 - e1000: Increase FC pause/refresh time on PCH2 and newer List-Id: Commits to the stable branches of the FreeBSD src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-branches List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-branches@freebsd.org Sender: owner-dev-commits-src-branches@FreeBSD.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: kbowling X-Git-Repository: src X-Git-Refname: refs/heads/stable/15 X-Git-Reftype: branch X-Git-Commit: b24dc842e1db573c894a20e6c0f14c6b13b15b8b Auto-Submitted: auto-generated Date: Fri, 27 Feb 2026 23:09:40 +0000 Message-Id: <69a22434.3bc9b.5467d900@gitrepo.freebsd.org> The branch stable/15 has been updated by kbowling: URL: https://cgit.FreeBSD.org/src/commit/?id=b24dc842e1db573c894a20e6c0f14c6b13b15b8b commit b24dc842e1db573c894a20e6c0f14c6b13b15b8b Author: Kevin Bowling AuthorDate: 2026-02-13 06:30:22 +0000 Commit: Kevin Bowling CommitDate: 2026-02-27 23:09:28 +0000 e1000: Increase FC pause/refresh time on PCH2 and newer This corresponds to Linux f74dc880098b4a29f76d756b888fb31d81ad9a0c That commit does not provide any public background detail, but it's been in use for over 5 years and corresponds to previous chip bugs w.r.t. automatic generation of PAUSE frames. Reviewed by: kgalazka Differential Revision: https://reviews.freebsd.org/D54555 (cherry picked from commit 2bdec2ee73be7dbafce9982b0dc5c273918a5443) --- sys/dev/e1000/if_em.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/sys/dev/e1000/if_em.c b/sys/dev/e1000/if_em.c index 49adc8caa325..23b7e3ff116b 100644 --- a/sys/dev/e1000/if_em.c +++ b/sys/dev/e1000/if_em.c @@ -3225,8 +3225,8 @@ em_reset(if_ctx_t ctx) case e1000_pch_ptp: hw->fc.high_water = 0x5C20; hw->fc.low_water = 0x5048; - hw->fc.pause_time = 0x0650; - hw->fc.refresh_time = 0x0400; + hw->fc.pause_time = 0xFFFF; + hw->fc.refresh_time = 0xFFFF; /* Jumbos need adjusted PBA */ if (if_getmtu(ifp) > ETHERMTU) E1000_WRITE_REG(hw, E1000_PBA, 12);