From mboxrd@z Thu Jan 1 00:00:00 1970 From: Raghava Aditya Renukunta Subject: [PATCH 08/10] aacraid: Disable device ID wildcard Date: Tue, 1 Dec 2015 04:39:46 -0800 Message-ID: <1448973589-9216-9-git-send-email-RaghavaAditya.Renukunta@pmcs.com> References: <1448973589-9216-1-git-send-email-RaghavaAditya.Renukunta@pmcs.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: Received: from bby1mta02.pmc-sierra.com ([216.241.235.117]:48258 "EHLO bby1mta02.pmc-sierra.bc.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754354AbbLATeW (ORCPT ); Tue, 1 Dec 2015 14:34:22 -0500 In-Reply-To: <1448973589-9216-1-git-send-email-RaghavaAditya.Renukunta@pmcs.com> Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: JBottomley@Parallels.com, linux-scsi@vger.kernel.org Cc: Mahesh.Rajashekhara@pmcs.com, Murthy.Bhat@pmcs.com, Santosh.Akula@pmcs.com, Gana.Sridaran@pmcs.com, aacraid@pmc-sierra.com, Rich.Bono@pmcs.com, RaghavaAditya.Renukunta@pmcs.com From: Raghava Aditya Renukunta Added module parameter that disables device ID wild card binding. Signed-off-by: Raghava Aditya Renukunta --- drivers/scsi/aacraid/aachba.c | 5 +++++ drivers/scsi/aacraid/aacraid.h | 1 + drivers/scsi/aacraid/linit.c | 5 +++++ 3 files changed, 11 insertions(+) diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c index 06cbab8..87f4f21 100644 --- a/drivers/scsi/aacraid/aachba.c +++ b/drivers/scsi/aacraid/aachba.c @@ -315,6 +315,11 @@ MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n" "\t1 - Array Meta Data Signature (default)\n" "\t2 - Adapter Serial Number"); +int aac_disable_device_id_wildcards; +module_param_named(disable_device_id_wildcards, + aac_disable_device_id_wildcards, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(disable_device_id_wildcards, + "Disable device ID wildcards"); static inline int aac_valid_context(struct scsi_cmnd *scsicmd, struct fib *fibptr) { diff --git a/drivers/scsi/aacraid/aacraid.h b/drivers/scsi/aacraid/aacraid.h index 594de5f..7708a2c 100644 --- a/drivers/scsi/aacraid/aacraid.h +++ b/drivers/scsi/aacraid/aacraid.h @@ -2177,3 +2177,4 @@ extern int aac_commit; extern int update_interval; extern int check_interval; extern int aac_check_reset; +extern int aac_disable_device_id_wildcards; diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c index 3a4dbe7..2094842 100644 --- a/drivers/scsi/aacraid/linit.c +++ b/drivers/scsi/aacraid/linit.c @@ -1135,6 +1135,11 @@ static int aac_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) u64 dmamask; extern int aac_sync_mode; + if (aac_disable_device_id_wildcards && + id->subvendor == PCI_ANY_ID && + id->subdevice == PCI_ANY_ID) + return -ENODEV; + /* * Only series 7 needs freset. */ -- 1.9.1