From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752381AbcAETfx (ORCPT ); Tue, 5 Jan 2016 14:35:53 -0500 Received: from smtp1.ccs.ornl.gov ([160.91.199.38]:45191 "EHLO smtp1.ccs.ornl.gov" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752133AbcAETf3 (ORCPT ); Tue, 5 Jan 2016 14:35:29 -0500 From: James Simmons To: Greg Kroah-Hartman , devel@driverdev.osuosl.org, Oleg Drokin , Andreas Dilger Cc: Linux Kernel Mailing List , lustre-devel@lists.lustre.org, Parinay Kondekar , James Simmons Subject: [PATCH 7/7] staging:lustre: remove libcfs pseudo device abstraction Date: Tue, 5 Jan 2016 14:35:19 -0500 Message-Id: <1452022519-6716-8-git-send-email-jsimmons@infradead.org> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1452022519-6716-1-git-send-email-jsimmons@infradead.org> References: <1452022519-6716-1-git-send-email-jsimmons@infradead.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Parinay Kondekar With the libcfs ioctl cleanup we no longer need the libcfs pseudo device abstraction. Signed-off-by: Parinay Kondekar Signed-off-by: James Simmons Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-5844 Reviewed-on: http://review.whamcloud.com/17492 Reviewed-by: Andreas Dilger Reviewed-by: Dmitry Eremin Reviewed-by: John L. Hammond Reviewed-by: Oleg Drokin --- .../staging/lustre/include/linux/libcfs/libcfs.h | 21 +------------------- .../lustre/lustre/libcfs/linux/linux-module.c | 6 +---- drivers/staging/lustre/lustre/libcfs/module.c | 13 +++-------- 3 files changed, 6 insertions(+), 34 deletions(-) diff --git a/drivers/staging/lustre/include/linux/libcfs/libcfs.h b/drivers/staging/lustre/include/linux/libcfs/libcfs.h index 38d65ee..6995367 100644 --- a/drivers/staging/lustre/include/linux/libcfs/libcfs.h +++ b/drivers/staging/lustre/include/linux/libcfs/libcfs.h @@ -59,24 +59,7 @@ #define LNET_ACCEPTOR_MIN_RESERVED_PORT 512 #define LNET_ACCEPTOR_MAX_RESERVED_PORT 1023 -/* - * libcfs pseudo device operations - * - * It's just draft now. - */ - -struct cfs_psdev_file { - unsigned long off; - void *private_data; - unsigned long reserved1; - unsigned long reserved2; -}; - -struct cfs_psdev_ops { - int (*p_read)(struct cfs_psdev_file *, char *, unsigned long); - int (*p_write)(struct cfs_psdev_file *, char *, unsigned long); -}; -int libcfs_ioctl(struct cfs_psdev_file *pfile, unsigned long cmd, void *arg); +int libcfs_ioctl(unsigned long cmd, void *arg); /* * Drop into debugger, if possible. Implementation is provided by platform. @@ -143,8 +126,6 @@ extern struct miscdevice libcfs_dev; extern char lnet_upcall[1024]; extern char lnet_debug_log_upcall[1024]; -extern struct cfs_psdev_ops libcfs_psdev_ops; - extern struct cfs_wi_sched *cfs_sched_rehash; struct lnet_debugfs_symlink_def { diff --git a/drivers/staging/lustre/lustre/libcfs/linux/linux-module.c b/drivers/staging/lustre/lustre/libcfs/linux/linux-module.c index 0710d0b..02ef039 100644 --- a/drivers/staging/lustre/lustre/libcfs/linux/linux-module.c +++ b/drivers/staging/lustre/lustre/libcfs/linux/linux-module.c @@ -119,8 +119,6 @@ libcfs_psdev_release(struct inode *inode, struct file *file) static long libcfs_psdev_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { - struct cfs_psdev_file pfile; - if (!capable(CAP_SYS_ADMIN)) return -EACCES; @@ -132,9 +130,7 @@ libcfs_psdev_ioctl(struct file *file, unsigned int cmd, unsigned long arg) return -EINVAL; } - pfile.off = 0; - pfile.private_data = file->private_data; - return libcfs_ioctl(&pfile, cmd, (void __user *)arg); + return libcfs_ioctl(cmd, (void __user *)arg); } static const struct file_operations libcfs_fops = { diff --git a/drivers/staging/lustre/lustre/libcfs/module.c b/drivers/staging/lustre/lustre/libcfs/module.c index 63b2b37..1c8da7d 100644 --- a/drivers/staging/lustre/lustre/libcfs/module.c +++ b/drivers/staging/lustre/lustre/libcfs/module.c @@ -101,8 +101,8 @@ int libcfs_deregister_ioctl(struct libcfs_ioctl_handler *hand) } EXPORT_SYMBOL(libcfs_deregister_ioctl); -static int libcfs_ioctl_int(struct cfs_psdev_file *pfile, unsigned long cmd, - void *arg, struct libcfs_ioctl_data *data) +static int +libcfs_ioctl_int(unsigned long cmd, void *arg, struct libcfs_ioctl_data *data) { int err = -EINVAL; @@ -141,7 +141,7 @@ static int libcfs_ioctl_int(struct cfs_psdev_file *pfile, unsigned long cmd, } int -libcfs_ioctl(struct cfs_psdev_file *pfile, unsigned long cmd, void *arg) +libcfs_ioctl(unsigned long cmd, void *arg) { char *buf; struct libcfs_ioctl_data *data; @@ -159,18 +159,13 @@ libcfs_ioctl(struct cfs_psdev_file *pfile, unsigned long cmd, void *arg) } data = (struct libcfs_ioctl_data *)buf; - err = libcfs_ioctl_int(pfile, cmd, arg, data); + err = libcfs_ioctl_int(cmd, arg, data); out: LIBCFS_FREE(buf, 1024); return err; } -struct cfs_psdev_ops libcfs_psdev_ops = { - NULL, - NULL, -}; - static int proc_call_handler(void *data, int write, loff_t *ppos, void __user *buffer, size_t *lenp, int (*handler)(void *data, int write, -- 1.7.1