From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: [PATCH 03/13] libata: add per-dev ata_ering Date: Mon, 3 Apr 2006 12:44:38 +0900 Message-ID: <11440358783978-git-send-email-htejun@gmail.com> References: <11440358783861-git-send-email-htejun@gmail.com> Reply-To: Tejun Heo Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT Return-path: Received: from zproxy.gmail.com ([64.233.162.197]:44129 "EHLO zproxy.gmail.com") by vger.kernel.org with ESMTP id S932165AbWDCDon (ORCPT ); Sun, 2 Apr 2006 23:44:43 -0400 Received: by zproxy.gmail.com with SMTP id o37so1665768nzf for ; Sun, 02 Apr 2006 20:44:43 -0700 (PDT) In-Reply-To: <11440358783861-git-send-email-htejun@gmail.com> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: jgarzik@pobox.com, alan@lxorguk.ukuu.org.uk, albertcc@tw.ibm.com, linux-ide@vger.kernel.org Cc: Tejun Heo EH is gonna record errors per-dev. Define per-dev ata_ering. Signed-off-by: Tejun Heo --- drivers/scsi/libata-core.c | 1 + include/linux/libata.h | 4 ++++ 2 files changed, 5 insertions(+), 0 deletions(-) ca065c0f8bb2d545dc3abe83101c4d714f72dee9 diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c index fc9ae17..e6dec59 100644 --- a/drivers/scsi/libata-core.c +++ b/drivers/scsi/libata-core.c @@ -4762,6 +4762,7 @@ static void ata_host_init(struct ata_por dev->pio_mask = UINT_MAX; dev->mwdma_mask = UINT_MAX; dev->udma_mask = UINT_MAX; + ata_ering_init(&dev->ering, ATA_DEV_ERING_SIZE); } #ifdef ATA_IRQ_TRAP diff --git a/include/linux/libata.h b/include/linux/libata.h index e4480f2..7eeb023 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -136,6 +136,8 @@ enum { ATA_DEV_ATAPI_UNSUP = 4, /* ATAPI device (unsupported) */ ATA_DEV_NONE = 5, /* no device */ + ATA_DEV_ERING_SIZE = 32, /* record 32 recent errors */ + /* struct ata_port flags */ ATA_FLAG_SLAVE_POSS = (1 << 0), /* host supports slave dev */ /* (doesn't imply presence) */ @@ -412,6 +414,8 @@ struct ata_device { u16 cylinders; /* Number of cylinders */ u16 heads; /* Number of heads */ u16 sectors; /* Number of sectors per track */ + + DEFINE_ATA_ERING (ering, ATA_DEV_ERING_SIZE); }; struct ata_port { -- 1.2.4