From patchwork Tue Apr 17 23:35:08 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Martin Wilck X-Patchwork-Id: 10347053 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 1574860542 for ; Tue, 17 Apr 2018 23:36:36 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 0D847205AB for ; Tue, 17 Apr 2018 23:36:36 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 01D2B28334; Tue, 17 Apr 2018 23:36:35 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7102F205AB for ; Tue, 17 Apr 2018 23:36:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753236AbeDQXgY (ORCPT ); Tue, 17 Apr 2018 19:36:24 -0400 Received: from victor.provo.novell.com ([137.65.250.26]:48671 "EHLO prv3-mh.provo.novell.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752209AbeDQXgW (ORCPT ); Tue, 17 Apr 2018 19:36:22 -0400 Received: from apollon.suse.de.de (prv-ext-foundry1int.gns.novell.com [137.65.251.240]) by prv3-mh.provo.novell.com with ESMTP (TLS encrypted); Tue, 17 Apr 2018 17:36:08 -0600 From: Martin Wilck To: "Martin K. Petersen" Cc: linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, Hannes Reinecke , James Bottomley , Xose Vazquez Perez , Bart Van Assche , Hannes Reinecke , Johannes Thumshirn , Bart Van Assche , Linus Torvalds , Christoph Hellwig , Janusz Dziemidowicz , Jens Axboe , Alasdair G Kergon , Tejun Heo , Vivek Goyal , Jun'ichi Nomura , Johannes Thumshirn Subject: [PATCH v3 3/6] scsi: devinfo: change blist_flag_t to 64bit Date: Wed, 18 Apr 2018 01:35:08 +0200 Message-Id: <20180417233511.6573-4-mwilck@suse.com> X-Mailer: git-send-email 2.16.1 In-Reply-To: <20180417233511.6573-1-mwilck@suse.com> References: <20180417233511.6573-1-mwilck@suse.com> Sender: linux-scsi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Space for SCSI blist flags is gradually running out. Change the type to __u64. And fix a checkpatch complaint about symbolic mode flags in scsi_devinfo.c. Make checkpatch happy by replacing simple_strtoul() with kstrtoull(). Signed-off-by: Martin Wilck --- drivers/scsi/scsi_devinfo.c | 18 +++++++++++----- drivers/scsi/scsi_sysfs.c | 2 +- include/scsi/scsi_device.h | 2 +- include/scsi/scsi_devinfo.h | 50 ++++++++++++++++++++++----------------------- 4 files changed, 40 insertions(+), 32 deletions(-) diff --git a/drivers/scsi/scsi_devinfo.c b/drivers/scsi/scsi_devinfo.c index e5370d7..fc6b755 100644 --- a/drivers/scsi/scsi_devinfo.c +++ b/drivers/scsi/scsi_devinfo.c @@ -361,8 +361,16 @@ int scsi_dev_info_list_add_keyed(int compatible, char *vendor, char *model, scsi_strcpy_devinfo("model", devinfo->model, sizeof(devinfo->model), model, compatible); - if (strflags) - flags = (__force blist_flags_t)simple_strtoul(strflags, NULL, 0); + if (strflags) { + unsigned long long val; + int ret = kstrtoull(strflags, 0, &val); + + if (ret != 0) { + kfree(devinfo); + return ret; + } + flags = (__force blist_flags_t)val; + } devinfo->flags = flags; devinfo->compatible = compatible; @@ -615,7 +623,7 @@ static int devinfo_seq_show(struct seq_file *m, void *v) devinfo_table->name) seq_printf(m, "[%s]:\n", devinfo_table->name); - seq_printf(m, "'%.8s' '%.16s' 0x%x\n", + seq_printf(m, "'%.8s' '%.16s' 0x%llx\n", devinfo->vendor, devinfo->model, devinfo->flags); return 0; } @@ -734,9 +742,9 @@ MODULE_PARM_DESC(dev_flags, " list entries for vendor and model with an integer value of flags" " to the scsi device info list"); -module_param_named(default_dev_flags, scsi_default_dev_flags, int, S_IRUGO|S_IWUSR); +module_param_named(default_dev_flags, scsi_default_dev_flags, ullong, 0644); MODULE_PARM_DESC(default_dev_flags, - "scsi default device flag integer value"); + "scsi default device flag uint64_t value"); /** * scsi_exit_devinfo - remove /proc/scsi/device_info & the scsi_dev_info_list diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c index feacd7a..43c27ce 100644 --- a/drivers/scsi/scsi_sysfs.c +++ b/drivers/scsi/scsi_sysfs.c @@ -968,7 +968,7 @@ sdev_show_wwid(struct device *dev, struct device_attribute *attr, static DEVICE_ATTR(wwid, S_IRUGO, sdev_show_wwid, NULL); #define BLIST_FLAG_NAME(name) \ - [const_ilog2((__force unsigned int)BLIST_##name)] = #name + [const_ilog2((__force __u64)BLIST_##name)] = #name static const char *const sdev_bflags_name[] = { #include "scsi_devinfo_tbl.c" }; diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h index 7ae177c..4c36af6 100644 --- a/include/scsi/scsi_device.h +++ b/include/scsi/scsi_device.h @@ -15,7 +15,7 @@ struct scsi_cmnd; struct scsi_lun; struct scsi_sense_hdr; -typedef unsigned int __bitwise blist_flags_t; +typedef __u64 __bitwise blist_flags_t; struct scsi_mode_data { __u32 length; diff --git a/include/scsi/scsi_devinfo.h b/include/scsi/scsi_devinfo.h index ea67c32..e206d29 100644 --- a/include/scsi/scsi_devinfo.h +++ b/include/scsi/scsi_devinfo.h @@ -6,55 +6,55 @@ */ /* Only scan LUN 0 */ -#define BLIST_NOLUN ((__force blist_flags_t)(1 << 0)) +#define BLIST_NOLUN ((__force blist_flags_t)(1ULL << 0)) /* Known to have LUNs, force scanning. * DEPRECATED: Use max_luns=N */ -#define BLIST_FORCELUN ((__force blist_flags_t)(1 << 1)) +#define BLIST_FORCELUN ((__force blist_flags_t)(1ULL << 1)) /* Flag for broken handshaking */ -#define BLIST_BORKEN ((__force blist_flags_t)(1 << 2)) +#define BLIST_BORKEN ((__force blist_flags_t)(1ULL << 2)) /* unlock by special command */ -#define BLIST_KEY ((__force blist_flags_t)(1 << 3)) +#define BLIST_KEY ((__force blist_flags_t)(1ULL << 3)) /* Do not use LUNs in parallel */ -#define BLIST_SINGLELUN ((__force blist_flags_t)(1 << 4)) +#define BLIST_SINGLELUN ((__force blist_flags_t)(1ULL << 4)) /* Buggy Tagged Command Queuing */ -#define BLIST_NOTQ ((__force blist_flags_t)(1 << 5)) +#define BLIST_NOTQ ((__force blist_flags_t)(1ULL << 5)) /* Non consecutive LUN numbering */ -#define BLIST_SPARSELUN ((__force blist_flags_t)(1 << 6)) +#define BLIST_SPARSELUN ((__force blist_flags_t)(1ULL << 6)) /* Avoid LUNS >= 5 */ -#define BLIST_MAX5LUN ((__force blist_flags_t)(1 << 7)) +#define BLIST_MAX5LUN ((__force blist_flags_t)(1ULL << 7)) /* Treat as (removable) CD-ROM */ -#define BLIST_ISROM ((__force blist_flags_t)(1 << 8)) +#define BLIST_ISROM ((__force blist_flags_t)(1ULL << 8)) /* LUNs past 7 on a SCSI-2 device */ -#define BLIST_LARGELUN ((__force blist_flags_t)(1 << 9)) +#define BLIST_LARGELUN ((__force blist_flags_t)(1ULL << 9)) /* override additional length field */ -#define BLIST_INQUIRY_36 ((__force blist_flags_t)(1 << 10)) +#define BLIST_INQUIRY_36 ((__force blist_flags_t)(1ULL << 10)) /* do not do automatic start on add */ -#define BLIST_NOSTARTONADD ((__force blist_flags_t)(1 << 12)) +#define BLIST_NOSTARTONADD ((__force blist_flags_t)(1ULL << 12)) /* try REPORT_LUNS even for SCSI-2 devs (if HBA supports more than 8 LUNs) */ -#define BLIST_REPORTLUN2 ((__force blist_flags_t)(1 << 17)) +#define BLIST_REPORTLUN2 ((__force blist_flags_t)(1ULL << 17)) /* don't try REPORT_LUNS scan (SCSI-3 devs) */ -#define BLIST_NOREPORTLUN ((__force blist_flags_t)(1 << 18)) +#define BLIST_NOREPORTLUN ((__force blist_flags_t)(1ULL << 18)) /* don't use PREVENT-ALLOW commands */ -#define BLIST_NOT_LOCKABLE ((__force blist_flags_t)(1 << 19)) +#define BLIST_NOT_LOCKABLE ((__force blist_flags_t)(1ULL << 19)) /* device is actually for RAID config */ -#define BLIST_NO_ULD_ATTACH ((__force blist_flags_t)(1 << 20)) +#define BLIST_NO_ULD_ATTACH ((__force blist_flags_t)(1ULL << 20)) /* select without ATN */ -#define BLIST_SELECT_NO_ATN ((__force blist_flags_t)(1 << 21)) +#define BLIST_SELECT_NO_ATN ((__force blist_flags_t)(1ULL << 21)) /* retry HARDWARE_ERROR */ -#define BLIST_RETRY_HWERROR ((__force blist_flags_t)(1 << 22)) +#define BLIST_RETRY_HWERROR ((__force blist_flags_t)(1ULL << 22)) /* maximum 512 sector cdb length */ -#define BLIST_MAX_512 ((__force blist_flags_t)(1 << 23)) +#define BLIST_MAX_512 ((__force blist_flags_t)(1ULL << 23)) /* Disable T10 PI (DIF) */ -#define BLIST_NO_DIF ((__force blist_flags_t)(1 << 25)) +#define BLIST_NO_DIF ((__force blist_flags_t)(1ULL << 25)) /* Ignore SBC-3 VPD pages */ -#define BLIST_SKIP_VPD_PAGES ((__force blist_flags_t)(1 << 26)) +#define BLIST_SKIP_VPD_PAGES ((__force blist_flags_t)(1ULL << 26)) /* Attempt to read VPD pages */ -#define BLIST_TRY_VPD_PAGES ((__force blist_flags_t)(1 << 28)) +#define BLIST_TRY_VPD_PAGES ((__force blist_flags_t)(1ULL << 28)) /* don't try to issue RSOC */ -#define BLIST_NO_RSOC ((__force blist_flags_t)(1 << 29)) +#define BLIST_NO_RSOC ((__force blist_flags_t)(1ULL << 29)) /* maximum 1024 sector cdb length */ -#define BLIST_MAX_1024 ((__force blist_flags_t)(1 << 30)) +#define BLIST_MAX_1024 ((__force blist_flags_t)(1ULL << 30)) /* Use UNMAP limit for WRITE SAME */ -#define BLIST_UNMAP_LIMIT_WS ((__force blist_flags_t)(1 << 31)) +#define BLIST_UNMAP_LIMIT_WS ((__force blist_flags_t)(1ULL << 31)) #endif