From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 020B8269D1B; Tue, 8 Apr 2025 12:07:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744114074; cv=none; b=hJIg3kZSk0kZeC7HCG9Btdh2XRHfdG3Vag+nsCkkWQNu7GJX62IJmfX7vpk2yqBLwPjJDrBx4pawnSqaiXUmyJzY3yr7G+sWyqaf+hP2z70PGZCMi+GIQTPmmMUWz+4eUgp9rl/kygqrrpa/4ohR+JfC8A5tBifW3KSIvfzak6A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744114074; c=relaxed/simple; bh=nm39z3hxOvb5CpF3tzFatY1VTvt5C3H71deKMZPevps=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=QQxrZe2+3Fbw/8icIr1QWTwB02FM1Vmmy4EzmEJrBe+jwNk7XNJ3YnzH9nAJyvthuAgYCbvlB0f3AdyTgWVPmbt6McpHQoYp8365ipE707gFSUG+VTJis2ibGeKfaXUTv0FvsDFFCU6rIe64aDeWs2VQawCGaFElB3n7f9G+QOM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=CqDYJCIH; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="CqDYJCIH" Received: by smtp.kernel.org (Postfix) with ESMTPSA id DEFBDC4CEE5; Tue, 8 Apr 2025 12:07:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1744114073; bh=nm39z3hxOvb5CpF3tzFatY1VTvt5C3H71deKMZPevps=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=CqDYJCIHdkzWDtBoeSPiG9pFubLzhnJT+Po7/qsVWBBD+otr9HkHHEPWM9UIlgzho P1sB3qvvPe156XSVJQUpeHltN8gmb1Nea1AYxVUfqUiQ8Qn0shzc+1n1YFc2xYeryM Wm9n1Uq/OhjBsE9pK9MIQrk0mF6OI4fHzI58rCHw= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Geetha sowjanya , Simon Horman , Jakub Kicinski , Sasha Levin Subject: [PATCH 5.4 127/154] octeontx2-af: Fix mbox INTR handler when num VFs > 64 Date: Tue, 8 Apr 2025 12:51:08 +0200 Message-ID: <20250408104819.380690306@linuxfoundation.org> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250408104815.295196624@linuxfoundation.org> References: <20250408104815.295196624@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 5.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Geetha sowjanya [ Upstream commit 0fdba88a211508984eb5df62008c29688692b134 ] When number of RVU VFs > 64, the vfs value passed to "rvu_queue_work" function is incorrect. Due to which mbox workqueue entries for VFs 0 to 63 never gets added to workqueue. Fixes: 9bdc47a6e328 ("octeontx2-af: Mbox communication support btw AF and it's VFs") Signed-off-by: Geetha sowjanya Reviewed-by: Simon Horman Link: https://patch.msgid.link/20250327091441.1284-1-gakula@marvell.com Signed-off-by: Jakub Kicinski Signed-off-by: Sasha Levin --- drivers/net/ethernet/marvell/octeontx2/af/rvu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu.c index f569a98e35a02..57e3a11451b56 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu.c @@ -1740,7 +1740,7 @@ static irqreturn_t rvu_mbox_intr_handler(int irq, void *rvu_irq) rvupf_write64(rvu, RVU_PF_VFPF_MBOX_INTX(1), intr); rvu_queue_work(&rvu->afvf_wq_info, 64, vfs, intr); - vfs -= 64; + vfs = 64; } intr = rvupf_read64(rvu, RVU_PF_VFPF_MBOX_INTX(0)); -- 2.39.5