From patchwork Mon Apr 11 02:28:23 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Douglas Gilbert X-Patchwork-Id: 12808440 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9ADBBC433EF for ; Mon, 11 Apr 2022 02:32:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238173AbiDKCea (ORCPT ); Sun, 10 Apr 2022 22:34:30 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54380 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244418AbiDKCcP (ORCPT ); Sun, 10 Apr 2022 22:32:15 -0400 Received: from smtp.infotech.no (smtp.infotech.no [82.134.31.41]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 5E7F263C1 for ; Sun, 10 Apr 2022 19:29:22 -0700 (PDT) Received: from localhost (localhost [127.0.0.1]) by smtp.infotech.no (Postfix) with ESMTP id CE9512041F1; Mon, 11 Apr 2022 04:29:21 +0200 (CEST) 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 5WJ3dm5HIOsg; Mon, 11 Apr 2022 04:29:20 +0200 (CEST) Received: from xtwo70.bingwo.ca (host-45-78-195-155.dyn.295.ca [45.78.195.155]) by smtp.infotech.no (Postfix) with ESMTPA id 2651B204179; Mon, 11 Apr 2022 04:29:19 +0200 (CEST) From: Douglas Gilbert To: linux-scsi@vger.kernel.org Cc: martin.petersen@oracle.com, jejb@linux.vnet.ibm.com, hare@suse.de, bvanassche@acm.org Subject: [PATCH v24 33/46] sg: move procfs objects to avoid forward decls Date: Sun, 10 Apr 2022 22:28:23 -0400 Message-Id: <20220411022836.11871-34-dgilbert@interlog.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220411022836.11871-1-dgilbert@interlog.com> References: <20220411022836.11871-1-dgilbert@interlog.com> MIME-Version: 1.0 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 2759dde361eb..24127939a136 100644 --- a/drivers/scsi/sg.c +++ b/drivers/scsi/sg.c @@ -3659,77 +3659,6 @@ 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) @@ -4102,6 +4031,64 @@ 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);