From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755857AbaISGsM (ORCPT ); Fri, 19 Sep 2014 02:48:12 -0400 Received: from exprod7og124.obsmtp.com ([64.18.2.26]:53134 "EHLO exprod7og124.obsmtp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751753AbaISGsL (ORCPT ); Fri, 19 Sep 2014 02:48:11 -0400 From: Sreekanth Reddy X-Google-Original-From: Sreekanth Reddy To: jejb@kernel.org, hch@infradead.org Cc: martin.petersen@oracle.com, linux-scsi@vger.kernel.org, JBottomley@Parallels.com, Sathya.Prakash@avagotech.com, Nagalakshmi.Nandigama@avagotech.com, linux-kernel@vger.kernel.org, fengguang.wu@intel.com, Sreekanth Reddy Subject: [PATCH][SCSI] mpt2sas: fix undefined reference to `__udivdi3' compilation errors Date: Fri, 19 Sep 2014 12:17:27 +0530 Message-Id: <1411109247-18184-1-git-send-email-Sreekanth.Reddy@avagotech.com> X-Mailer: git-send-email 2.0.2 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch will fix the below compilation errors on i386 ARCH drivers/built-in.o: In function `_scsih_qcmd': mpt2sas_scsih.c:(.text+0x1e7b56): undefined reference to `__udivdi3' mpt2sas_scsih.c:(.text+0x1e7b8a): undefined reference to `__umoddi3' Used sector_div() API to fix above compilation errors. Signed-off-by: Sreekanth Reddy --- drivers/scsi/mpt2sas/mpt2sas_scsih.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/scsi/mpt2sas/mpt2sas_scsih.c b/drivers/scsi/mpt2sas/mpt2sas_scsih.c index 992a224..c80ed04 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_scsih.c +++ b/drivers/scsi/mpt2sas/mpt2sas_scsih.c @@ -3860,7 +3860,7 @@ _scsih_setup_direct_io(struct MPT2SAS_ADAPTER *ioc, struct scsi_cmnd *scmd, struct _raid_device *raid_device, Mpi2SCSIIORequest_t *mpi_request, u16 smid) { - sector_t v_lba, p_lba, stripe_off, stripe_unit, column, io_size; + sector_t v_lba, p_lba, stripe_off, column, io_size; u32 stripe_sz, stripe_exp; u8 num_pds, cmd = scmd->cmnd[0]; @@ -3888,9 +3888,9 @@ _scsih_setup_direct_io(struct MPT2SAS_ADAPTER *ioc, struct scsi_cmnd *scmd, num_pds = raid_device->num_pds; p_lba = v_lba >> stripe_exp; - stripe_unit = p_lba / num_pds; - column = p_lba % num_pds; - p_lba = (stripe_unit << stripe_exp) + stripe_off; + column = sector_div(p_lba, num_pds); + p_lba = (p_lba << stripe_exp) + stripe_off; + mpi_request->DevHandle = cpu_to_le16(raid_device->pd_handle[column]); if (cmd == READ_10 || cmd == WRITE_10) -- 2.0.2