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From: Dmitry Kalinkin <dmitry.kalinkin@gmail.com>
To: linux-kernel@vger.kernel.org, devel@driverdev.osuosl.org
Cc: Martyn Welch <martyn.welch@ge.com>,
	Manohar Vanga <manohar.vanga@gmail.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Igor Alekseev <igor.alekseev@itep.ru>,
	Dmitry Kalinkin <dmitry.kalinkin@gmail.com>
Subject: [PATCHv2 11/16] staging: vme_user: remove unused counters
Date: Thu, 28 May 2015 12:31:17 +0300	[thread overview]
Message-ID: <1432805482-24129-12-git-send-email-dmitry.kalinkin@gmail.com> (raw)
In-Reply-To: <1432805482-24129-1-git-send-email-dmitry.kalinkin@gmail.com>

Signed-off-by: Dmitry Kalinkin <dmitry.kalinkin@gmail.com>
Cc: Igor Alekseev <igor.alekseev@itep.ru>
---
 drivers/staging/vme/devices/vme_user.c | 31 -------------------------------
 1 file changed, 31 deletions(-)

diff --git a/drivers/staging/vme/devices/vme_user.c b/drivers/staging/vme/devices/vme_user.c
index ca7ea6b..ed374d9 100644
--- a/drivers/staging/vme/devices/vme_user.c
+++ b/drivers/staging/vme/devices/vme_user.c
@@ -107,18 +107,6 @@ struct image_desc {
 };
 static struct image_desc image[VME_DEVS];
 
-struct driver_stats {
-	unsigned long reads;
-	unsigned long writes;
-	unsigned long ioctls;
-	unsigned long irqs;
-	unsigned long berrs;
-	unsigned long dmaerrors;
-	unsigned long timeouts;
-	unsigned long external;
-};
-static struct driver_stats statistics;
-
 static struct cdev *vme_user_cdev;		/* Character device */
 static struct class *vme_user_sysfs_class;	/* Sysfs class */
 static struct vme_dev *vme_user_bridge;		/* Pointer to user device */
@@ -170,20 +158,6 @@ static const struct vm_operations_struct vme_user_vm_ops = {
 };
 
 
-/*
- * Reset all the statistic counters
- */
-static void reset_counters(void)
-{
-	statistics.reads = 0;
-	statistics.writes = 0;
-	statistics.ioctls = 0;
-	statistics.irqs = 0;
-	statistics.berrs = 0;
-	statistics.dmaerrors = 0;
-	statistics.timeouts = 0;
-}
-
 static int vme_user_open(struct inode *inode, struct file *file)
 {
 	int err;
@@ -631,8 +605,6 @@ static int vme_user_ioctl(struct inode *inode, struct file *file,
 	dma_addr_t pci_addr;
 	void __user *argp = (void __user *)arg;
 
-	statistics.ioctls++;
-
 	switch (type[minor]) {
 	case CONTROL_MINOR:
 		switch (cmd) {
@@ -944,9 +916,6 @@ static int vme_user_probe(struct vme_dev *vdev)
 		image[i].users = 0;
 	}
 
-	/* Initialise statistics counters */
-	reset_counters();
-
 	/* Assign major and minor numbers for the driver */
 	err = register_chrdev_region(MKDEV(VME_MAJOR, 0), VME_DEVS,
 		driver_name);
-- 
1.8.3.1


  parent reply	other threads:[~2015-05-28  9:37 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-05-28  9:31 [PATCHv2 00/16] vme DMA and user space driver improvements Dmitry Kalinkin
2015-05-28  9:31 ` [PATCHv2 01/16] Documentation: mention vme_master_mmap() in VME API Dmitry Kalinkin
2015-05-28  9:31 ` [PATCHv2 02/16] vme: tsi148: fix DMA lists longer that one item Dmitry Kalinkin
2015-05-28  9:31 ` [PATCHv2 03/16] vme: tsi148: fix first DMA item mapping Dmitry Kalinkin
2015-05-28  9:31 ` [PATCHv2 04/16] vme: stop DMA transfer on interruption Dmitry Kalinkin
2015-05-28  9:31 ` [PATCHv2 05/16] staging: vme_user: refactor llseek to switch(){} Dmitry Kalinkin
2015-05-28  9:31 ` [PATCHv2 06/16] vme: check for A64 overflow in vme_check_window() Dmitry Kalinkin
2015-05-28  9:31 ` [PATCHv2 07/16] vme: export vme_check_window() Dmitry Kalinkin
2015-05-28  9:31 ` [PATCHv2 08/16] staging: vme_user: provide DMA functionality Dmitry Kalinkin
2015-05-28  9:31 ` [PATCHv2 09/16] vme: ca91cx42: return error code on DMA error Dmitry Kalinkin
2015-05-28  9:31 ` [PATCHv2 10/16] vme: ca91cx42: fix LM_CTL address mask Dmitry Kalinkin
2015-05-28  9:31 ` Dmitry Kalinkin [this message]
2015-05-28  9:31 ` [PATCHv2 12/16] staging: vme_user: remove forward declarations Dmitry Kalinkin
2015-05-28  9:31 ` [PATCHv2 13/16] staging: vme_user: remove open/release Dmitry Kalinkin
2015-05-28  9:31 ` [PATCHv2 14/16] staging: vme_user: remove buf_unalloc helper Dmitry Kalinkin
2015-05-28  9:31 ` [PATCHv2 15/16] vme: tsi148: depend on HAS_DMA for Kconfig Dmitry Kalinkin
2015-05-28  9:31 ` [PATCHv2 16/16] vme: provide uapi header Dmitry Kalinkin

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