From patchwork Mon Mar 2 03:32:44 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Douglas Gilbert X-Patchwork-Id: 11414721 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 8A37F14B7 for ; Mon, 2 Mar 2020 03:33:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 73F97246B6 for ; Mon, 2 Mar 2020 03:33:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727065AbgCBDdj (ORCPT ); Sun, 1 Mar 2020 22:33:39 -0500 Received: from smtp.infotech.no ([82.134.31.41]:60665 "EHLO smtp.infotech.no" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726758AbgCBDdi (ORCPT ); Sun, 1 Mar 2020 22:33:38 -0500 Received: from localhost (localhost [127.0.0.1]) by smtp.infotech.no (Postfix) with ESMTP id CEE6820425A; Mon, 2 Mar 2020 04:33:36 +0100 (CET) X-Virus-Scanned: by amavisd-new-2.6.6 (20110518) (Debian) at infotech.no Received: from smtp.infotech.no ([127.0.0.1]) by localhost (smtp.infotech.no [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id gY-XRiUhtBDx; Mon, 2 Mar 2020 04:33:35 +0100 (CET) Received: from xtwo70.bingwo.ca (host-23-251-188-50.dyn.295.ca [23.251.188.50]) by smtp.infotech.no (Postfix) with ESMTPA id D355520414E; Mon, 2 Mar 2020 04:33:29 +0100 (CET) From: Douglas Gilbert To: linux-scsi@vger.kernel.org Cc: martin.petersen@oracle.com, jejb@linux.vnet.ibm.com, hare@suse.de Subject: [PATCH v8 33/38] sg: move procfs objects to avoid forward decls Date: Sun, 1 Mar 2020 22:32:44 -0500 Message-Id: <20200302033249.4515-34-dgilbert@interlog.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200302033249.4515-1-dgilbert@interlog.com> References: <20200302033249.4515-1-dgilbert@interlog.com> MIME-Version: 1.0 Sender: linux-scsi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Move the procfs related file_operations and seq_operations definitions toward the end of the source file to minimize the need for forward declarations of the functions they name. Reviewed-by: Hannes Reinecke Signed-off-by: Douglas Gilbert --- drivers/scsi/sg.c | 129 +++++++++++++++++++++------------------------- 1 file changed, 58 insertions(+), 71 deletions(-) diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c index 1204b4a863bb..eda34bbd3941 100644 --- a/drivers/scsi/sg.c +++ b/drivers/scsi/sg.c @@ -3781,77 +3781,6 @@ sg_rq_st_str(enum sg_rq_state rq_st, bool long_str) #endif #if IS_ENABLED(CONFIG_SCSI_PROC_FS) /* long, almost to end of file */ -static int sg_proc_seq_show_int(struct seq_file *s, void *v); - -static int sg_proc_single_open_adio(struct inode *inode, struct file *filp); -static ssize_t sg_proc_write_adio(struct file *filp, const char __user *buffer, - size_t count, loff_t *off); -static const struct proc_ops adio_proc_ops = { - .proc_open = sg_proc_single_open_adio, - .proc_read = seq_read, - .proc_lseek = seq_lseek, - .proc_write = sg_proc_write_adio, - .proc_release = single_release, -}; - -static int sg_proc_single_open_dressz(struct inode *inode, struct file *filp); -static ssize_t sg_proc_write_dressz(struct file *filp, - const char __user *buffer, size_t count, loff_t *off); -static const struct proc_ops dressz_proc_ops = { - .proc_open = sg_proc_single_open_dressz, - .proc_read = seq_read, - .proc_lseek = seq_lseek, - .proc_write = sg_proc_write_dressz, - .proc_release = single_release, -}; - -static int sg_proc_seq_show_version(struct seq_file *s, void *v); -static int sg_proc_seq_show_devhdr(struct seq_file *s, void *v); -static int sg_proc_seq_show_dev(struct seq_file *s, void *v); -static void * dev_seq_start(struct seq_file *s, loff_t *pos); -static void * dev_seq_next(struct seq_file *s, void *v, loff_t *pos); -static void dev_seq_stop(struct seq_file *s, void *v); -static const struct seq_operations dev_seq_ops = { - .start = dev_seq_start, - .next = dev_seq_next, - .stop = dev_seq_stop, - .show = sg_proc_seq_show_dev, -}; - -static int sg_proc_seq_show_devstrs(struct seq_file *s, void *v); -static const struct seq_operations devstrs_seq_ops = { - .start = dev_seq_start, - .next = dev_seq_next, - .stop = dev_seq_stop, - .show = sg_proc_seq_show_devstrs, -}; - -static int sg_proc_seq_show_debug(struct seq_file *s, void *v); -static const struct seq_operations debug_seq_ops = { - .start = dev_seq_start, - .next = dev_seq_next, - .stop = dev_seq_stop, - .show = sg_proc_seq_show_debug, -}; - -static int -sg_proc_init(void) -{ - struct proc_dir_entry *p; - - p = proc_mkdir("scsi/sg", NULL); - if (!p) - return 1; - - proc_create("allow_dio", 0644, p, &adio_proc_ops); - proc_create_seq("debug", 0444, p, &debug_seq_ops); - proc_create("def_reserved_size", 0644, p, &dressz_proc_ops); - proc_create_single("device_hdr", 0444, p, sg_proc_seq_show_devhdr); - proc_create_seq("devices", 0444, p, &dev_seq_ops); - proc_create_seq("device_strs", 0444, p, &devstrs_seq_ops); - proc_create_single("version", 0444, p, sg_proc_seq_show_version); - return 0; -} static int sg_last_dev(void) @@ -4224,6 +4153,64 @@ sg_proc_seq_show_debug(struct seq_file *s, void *v) return 0; } +static const struct proc_ops adio_proc_ops = { + .proc_open = sg_proc_single_open_adio, + .proc_read = seq_read, + .proc_lseek = seq_lseek, + .proc_write = sg_proc_write_adio, + .proc_release = single_release, +}; + +static const struct proc_ops dressz_proc_ops = { + .proc_open = sg_proc_single_open_dressz, + .proc_read = seq_read, + .proc_lseek = seq_lseek, + .proc_write = sg_proc_write_dressz, + .proc_release = single_release, +}; + +static const struct seq_operations dev_seq_ops = { + .start = dev_seq_start, + .next = dev_seq_next, + .stop = dev_seq_stop, + .show = sg_proc_seq_show_dev, +}; + +static const struct seq_operations devstrs_seq_ops = { + .start = dev_seq_start, + .next = dev_seq_next, + .stop = dev_seq_stop, + .show = sg_proc_seq_show_devstrs, +}; + +static const struct seq_operations debug_seq_ops = { + .start = dev_seq_start, + .next = dev_seq_next, + .stop = dev_seq_stop, + .show = sg_proc_seq_show_debug, +}; + +static int +sg_proc_init(void) +{ + struct proc_dir_entry *p; + + p = proc_mkdir("scsi/sg", NULL); + if (!p) + return 1; + + proc_create("allow_dio", 0644, p, &adio_proc_ops); + proc_create_seq("debug", 0444, p, &debug_seq_ops); + proc_create("def_reserved_size", 0644, p, &dressz_proc_ops); + proc_create_single("device_hdr", 0444, p, sg_proc_seq_show_devhdr); + proc_create_seq("devices", 0444, p, &dev_seq_ops); + proc_create_seq("device_strs", 0444, p, &devstrs_seq_ops); + proc_create_single("version", 0444, p, sg_proc_seq_show_version); + return 0; +} + +/* remove_proc_subtree("scsi/sg", NULL) in exit_sg() does cleanup */ + #endif /* CONFIG_SCSI_PROC_FS (~400 lines back) */ module_init(init_sg);