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GET /api/1.1/patches/2229365/?format=api
{ "id": 2229365, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2229365/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/20260428070647.777141-2-michal.swiatkowski@linux.intel.com/", "project": { "id": 46, "url": "http://patchwork.ozlabs.org/api/1.1/projects/46/?format=api", "name": "Intel Wired Ethernet development", "link_name": "intel-wired-lan", "list_id": "intel-wired-lan.osuosl.org", "list_email": "intel-wired-lan@osuosl.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20260428070647.777141-2-michal.swiatkowski@linux.intel.com>", "date": "2026-04-28T07:06:46", "name": "[iwl-net,v1,1/2] ice: always do GCS if hardware supports it", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "dba42fd32597ead2f30b6015dd2438861a33fb70", "submitter": { "id": 81972, "url": "http://patchwork.ozlabs.org/api/1.1/people/81972/?format=api", "name": "Michal Swiatkowski", "email": "michal.swiatkowski@linux.intel.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/20260428070647.777141-2-michal.swiatkowski@linux.intel.com/mbox/", "series": [ { "id": 501778, "url": "http://patchwork.ozlabs.org/api/1.1/series/501778/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/list/?series=501778", "date": "2026-04-28T07:06:47", "name": "Rework ice Tx checksum", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/501778/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2229365/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2229365/checks/", "tags": {}, "headers": { "Return-Path": "<intel-wired-lan-bounces@osuosl.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "intel-wired-lan@lists.osuosl.org" ], "Delivered-To": [ "patchwork-incoming@legolas.ozlabs.org", "intel-wired-lan@lists.osuosl.org" ], "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=osuosl.org header.i=@osuosl.org header.a=rsa-sha256\n header.s=default header.b=5l9Sw2Zr;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=osuosl.org\n (client-ip=140.211.166.138; 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envelope-from=intel-wired-lan-bounces@osuosl.org;\n receiver=<UNKNOWN> ", "DKIM-Filter": [ "OpenDKIM Filter v2.11.0 smtp1.osuosl.org AB1F181DF6", "OpenDKIM Filter v2.11.0 smtp1.osuosl.org E754E80984" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=osuosl.org;\n\ts=default; t=1777362524;\n\tbh=jZwj4tX/oev43hW6mlw83gckHgi/VwfgkmUGlAjEjyk=;\n\th=From:To:Cc:Date:In-Reply-To:References:Subject:List-Id:\n\t List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe:\n\t From;\n\tb=5l9Sw2ZrFBMfqpGhTF/uKnCI10ONo5UJ4TKAy4iR4yCyFabhpSjp6VYFy+GPatB4L\n\t 9uYlt8+ozI21dF+K+b8I6yRGRVhzN3D2tgRoj9n4f9c2kDmD95xTd5GCsPUitXEKdc\n\t kjTR/TfMqgprhTKol1yzvYqEtoA/DTaWSX9MH4H9jljD+tW+wX4f1uuCxufGusVJ8L\n\t U1tdaBI6kIN5TY3ll2I+E9Xi8NZlUQLygkkhouOeBg+WwjHCVHtsp4YJY263XnH7Dx\n\t c+6a+cpk+HSKXU+EgTeClpslea0ZETbq0vS7C00419kTgXyKIW/cWZ8GfXb0LPdn28\n\t UqP0Ix9A/930Q==", "Received-SPF": "Pass (mailfrom) identity=mailfrom; client-ip=192.198.163.12;\n helo=mgamail.intel.com; envelope-from=michal.swiatkowski@linux.intel.com;\n receiver=<UNKNOWN>", "DMARC-Filter": "OpenDMARC Filter v1.4.2 smtp1.osuosl.org E754E80984", "X-CSE-ConnectionGUID": [ "JEJwj2pgSJO5beip3bt+ew==", "oZxoNrDDT2KD76jnox+vpA==" ], "X-CSE-MsgGUID": [ "rAHcBGM/T8ONTCYwoQ9r9w==", "RZOxA7l0Sb+HUeBPeYePMQ==" ], "X-IronPort-AV": [ "E=McAfee;i=\"6800,10657,11769\"; a=\"82114977\"", "E=Sophos;i=\"6.23,203,1770624000\"; d=\"scan'208\";a=\"82114977\"" ], "X-ExtLoop1": "1", "From": "Michal Swiatkowski <michal.swiatkowski@linux.intel.com>", "To": "intel-wired-lan@lists.osuosl.org", "Cc": "netdev@vger.kernel.org, jramaseu@redhat.com, anthony.l.nguyen@intel.com,\n przemyslaw.kitszel@intel.com, aleksandr.loktionov@intel.com,\n Michal Swiatkowski <michal.swiatkowski@linux.intel.com>", "Date": "Tue, 28 Apr 2026 09:06:46 +0200", "Message-ID": "<20260428070647.777141-2-michal.swiatkowski@linux.intel.com>", "X-Mailer": "git-send-email 2.49.0", "In-Reply-To": "<20260428070647.777141-1-michal.swiatkowski@linux.intel.com>", "References": "<20260428070647.777141-1-michal.swiatkowski@linux.intel.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-Mailman-Original-DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple;\n d=intel.com; i=@intel.com; q=dns/txt; s=Intel;\n t=1777362522; x=1808898522;\n h=from:to:cc:subject:date:message-id:in-reply-to:\n references:mime-version:content-transfer-encoding;\n bh=89VxZuTuAfq1TCEMT31Kq1wu5QB4YSBR1QkGpSsfP4Y=;\n b=ZLqvc++FnAsxpdsJBpfD2Y7dtlR9tMDhJblSsLzeiBCpSRJ6PqOWnuKo\n MSG6+GIM9J9QCO98pbjvtwO6Lb3qERF33AY5RGaiorsp6GxUpLF3yMs3p\n Yx2hZ27tjDlWAjuJhWuYwir+IoSlDQFc/QLh44+MxPY1TqMgPn57OU1Uh\n 6a9nxkpPpDshqA/W7sJKKmStZ+wpbUHeK0DTLLTjDOaVdEy6PYBCoUyUM\n XZ6z+h4BvZi4J5wy7ofZ7eI92ejK3TprzjohnWvEWDqg3AUk0rLpCwshB\n M1s7hgHBZTI48qVHnk8+7OxWMBitECasFwA9eqbBgBRJaMJgOEiIyr7cD\n g==;", "X-Mailman-Original-Authentication-Results": [ "smtp1.osuosl.org;\n dmarc=none (p=none dis=none)\n header.from=linux.intel.com", "smtp1.osuosl.org;\n dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com\n header.a=rsa-sha256 header.s=Intel header.b=ZLqvc++F" ], "Subject": "[Intel-wired-lan] [PATCH iwl-net v1 1/2] ice: always do GCS if\n hardware supports it", "X-BeenThere": "intel-wired-lan@osuosl.org", "X-Mailman-Version": "2.1.30", "Precedence": "list", "List-Id": "Intel Wired Ethernet Linux Kernel Driver Development\n <intel-wired-lan.osuosl.org>", "List-Unsubscribe": "<https://lists.osuosl.org/mailman/options/intel-wired-lan>,\n <mailto:intel-wired-lan-request@osuosl.org?subject=unsubscribe>", "List-Archive": "<http://lists.osuosl.org/pipermail/intel-wired-lan/>", "List-Post": "<mailto:intel-wired-lan@osuosl.org>", "List-Help": "<mailto:intel-wired-lan-request@osuosl.org?subject=help>", "List-Subscribe": "<https://lists.osuosl.org/mailman/listinfo/intel-wired-lan>,\n <mailto:intel-wired-lan-request@osuosl.org?subject=subscribe>", "Errors-To": "intel-wired-lan-bounces@osuosl.org", "Sender": "\"Intel-wired-lan\" <intel-wired-lan-bounces@osuosl.org>" }, "content": "There is no need to check for NETIF_HW_CSUM. If the code reach\ncalculating checksum it means that correct checksum flags are set,\nbecause kernel is checking that when setting ip->summed.\n\nInstead of netdev feature flag use Tx ring flag to check if the hardware\ncan use special descriptor for checksum calculating.\n\nReviewed-by: Przemek Kitszel <przemyslaw.kitszel@intel.com>\nReviewed-by: Aleksandr Loktionov <aleksandr.loktionov@intel.com>\nSigned-off-by: Michal Swiatkowski <michal.swiatkowski@linux.intel.com>\n---\n drivers/net/ethernet/intel/ice/ice_lib.c | 4 ++++\n drivers/net/ethernet/intel/ice/ice_txrx.c | 2 +-\n drivers/net/ethernet/intel/ice/ice_txrx.h | 1 +\n 3 files changed, 6 insertions(+), 1 deletion(-)", "diff": "diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c b/drivers/net/ethernet/intel/ice/ice_lib.c\nindex 837b71b7b2b7..033fabc22f58 100644\n--- a/drivers/net/ethernet/intel/ice/ice_lib.c\n+++ b/drivers/net/ethernet/intel/ice/ice_lib.c\n@@ -1415,6 +1415,10 @@ static int ice_vsi_alloc_rings(struct ice_vsi *vsi)\n \t\t\tset_bit(ICE_TX_RING_FLAGS_VLAN_L2TAG2, ring->flags);\n \t\telse\n \t\t\tset_bit(ICE_TX_RING_FLAGS_VLAN_L2TAG1, ring->flags);\n+\n+\t\tif (ice_is_feature_supported(pf, ICE_F_GCS))\n+\t\t\tset_bit(ICE_TX_RING_FLAGS_GCS, ring->flags);\n+\n \t\tWRITE_ONCE(vsi->tx_rings[i], ring);\n \t}\n \ndiff --git a/drivers/net/ethernet/intel/ice/ice_txrx.c b/drivers/net/ethernet/intel/ice/ice_txrx.c\nindex 4ca1a0602307..25b19a5d817e 100644\n--- a/drivers/net/ethernet/intel/ice/ice_txrx.c\n+++ b/drivers/net/ethernet/intel/ice/ice_txrx.c\n@@ -1743,7 +1743,7 @@ int ice_tx_csum(struct ice_tx_buf *first, struct ice_tx_offload_params *off)\n \tl3_len = l4.hdr - ip.hdr;\n \toffset |= (l3_len / 4) << ICE_TX_DESC_LEN_IPLEN_S;\n \n-\tif ((tx_ring->netdev->features & NETIF_F_HW_CSUM) &&\n+\tif (test_bit(ICE_TX_RING_FLAGS_GCS, tx_ring->flags) &&\n \t !(first->tx_flags & ICE_TX_FLAGS_TSO) &&\n \t !skb_csum_is_sctp(skb)) {\n \t\t/* Set GCS */\ndiff --git a/drivers/net/ethernet/intel/ice/ice_txrx.h b/drivers/net/ethernet/intel/ice/ice_txrx.h\nindex 5e517f219379..15dbd5100912 100644\n--- a/drivers/net/ethernet/intel/ice/ice_txrx.h\n+++ b/drivers/net/ethernet/intel/ice/ice_txrx.h\n@@ -217,6 +217,7 @@ enum ice_tx_ring_flags {\n \tICE_TX_RING_FLAGS_VLAN_L2TAG1,\n \tICE_TX_RING_FLAGS_VLAN_L2TAG2,\n \tICE_TX_RING_FLAGS_TXTIME,\n+\tICE_TX_RING_FLAGS_GCS,\n \tICE_TX_RING_FLAGS_NBITS,\n };\n \n", "prefixes": [ "iwl-net", "v1", "1/2" ] }