From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 3771ED35162 for ; Wed, 1 Apr 2026 10:57:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Cc:To: Content-Transfer-Encoding:Content-Type:MIME-Version:Message-Id:Date:Subject: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=vE0nZ70+TvEitK1omkNigwlp7kb9dZrac89hYfLgeI4=; b=AjIvPix+bHeyEt dRky7a1X6dT5WMWrWtOTo2MhMqKJkzkcjRpfTy0+H5Wm2D2Hzp/G6AxvIrMsfPT2rMavybnJclUeQ 9cCVcGtmtIFFq0ZGzCJseX2etSUGTOG5l1Zws4/KIYkDyxdsJyR4K0DCsDBTCDGmANcEwAr3E+UJ0 ZVqbU2xi5lJlZZpvo/P4s/e58Ujb/OpkLtbXNIH1xdUFE6NAokV16h1RMOMjFPA05vtplf3Vx3AEp 8rYN5AVir8YtOg03th++9tZyRFUNURar2WYZurysSRQGsADFZepfDmzOKrHxU/f3HzIPt0UcY8nXn 9LzsYQikJkPiSOmDsf9Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1w7tFz-0000000EZkx-0KBi; Wed, 01 Apr 2026 10:57:07 +0000 Received: from fsn-vps-1.bereza.email ([162.55.44.2]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1w7tFu-0000000EZfr-2gl2 for linux-arm-kernel@lists.infradead.org; Wed, 01 Apr 2026 10:57:04 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=bereza.email; s=mail; t=1775041020; bh=nGbJMc1SpopSWDrpbU5L/1qQ3V8loe6NC9n1u7UtYqQ=; h=From:Subject:Date:To:Cc:From; b=CKWmFr4I7JiMChW8VHJ8G9FCq32dAXo4dBaKsG3gpsEqRn2pY8f2xnH8aOLKf10V0 wVjqP5Yc+dfdiYJHANjUVrIuJMI8iZgSzvq3jsA1KG7UviGk8Nnz4A8Pje3nFJMosP aVsxkwCnecl5rCnDQSleGqlGhqUqRRR3h2lEZuxsp43dqa2iXimje3vBLmpr8X5kHp 1UZOeM7//4lVkoozqkj1GvAeAqODXd7cs0Zt7y2VDVoFK/BCwZoMwDqPYCudERZvHM 1MtF8W/5g82whwwJV5ENR+dO62x0eOSU2x0VEVa47RpLvJDBaDrovL+J+IxwxxjBKA S8IOtroz5qoRA== Received: from [127.0.1.1] (pd95bbad8.dip0.t-ipconnect.de [217.91.186.216]) by fsn-vps-1.bereza.email (Postfix) with ESMTPSA id B95EC5DF94; Wed, 1 Apr 2026 12:56:59 +0200 (CEST) From: Alex Bereza Subject: [PATCH v3 0/2] Fix CPU stall in xilinx_dma_poll_timeout caused by passing delay_us=0 Date: Wed, 01 Apr 2026 12:56:31 +0200 Message-Id: <20260401-fix-atomic-poll-timeout-regression-v3-0-85508f0aedde@bereza.email> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-B4-Tracking: v=1; b=H4sIAAAAAAAC/42OywrCMBREf0Wy9kqa9KGu/A9xkbQ39krbSBKDW vrvNooIrrocmDlnRubREXq2X43MYSRPdpiDXK9Y3arhjEDNnJngouRScjB0BxVsTzVcbddBoB7 tLYDDs0Of5pCbHKVWRpqmYjPo6nBevSXH0yf7m75gHRI5NVrywbrH+0XMUu8rzJYIYwYZFLrSz a5EVSt+0OjwqTbYK+pYckbxo+Z8GVUAh3KrRFmgrCpu/qjTNL0AlEIB9D8BAAA= X-Change-ID: 20260330-fix-atomic-poll-timeout-regression-4f4e3baf3fd7 To: Vinod Koul , Frank Li , Michal Simek , Geert Uytterhoeven , Ulf Hansson , Arnd Bergmann , Tony Lindgren , Kedareswara rao Appana Cc: dmaengine@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Alex Bereza X-Mailer: b4 0.15.1 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260401_035702_932303_DBA3F2AE X-CRM114-Status: UNSURE ( 7.41 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Signed-off-by: Alex Bereza --- Changes in v3: - patch 1/2: - Fix commit message: remove blank line between tags - patch 2/2: nothing - Link to v2: https://patch.msgid.link/20260401-fix-atomic-poll-timeout-regression-v2-0-68a265e3770f@bereza.email Changes in v2: - Fixed the Fixes: tags as suggested by Geert Uytterhoeven - thanks! - Split the renaming of XILINX_DMA_LOOP_COUNT into separate commit - Link to v1: https://patch.msgid.link/20260331-fix-atomic-poll-timeout-regression-v1-1-5b7bd96eaca0@bereza.email --- Alex Bereza (2): dmaengine: xilinx_dma: Fix CPU stall in xilinx_dma_poll_timeout dmaengine: xilinx_dma: Rename XILINX_DMA_LOOP_COUNT drivers/dma/xilinx/xilinx_dma.c | 26 ++++++++++++++++---------- 1 file changed, 16 insertions(+), 10 deletions(-) --- base-commit: b7560798466a07d9c3fb011698e92c335ab28baf change-id: 20260330-fix-atomic-poll-timeout-regression-4f4e3baf3fd7 Best regards, -- Alex Bereza