From: Jiang Liu <liuj97@gmail.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Nitin Gupta <ngupta@vflare.org>, Minchan Kim <minchan@kernel.org>,
Jerome Marchand <jmarchan@redhat.com>
Cc: Yijing Wang <wangyijing@huawei.com>,
Jiang Liu <jiang.liu@huawei.com>,
devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org
Subject: [PATCH v2 09/10] zram: minor code cleanup
Date: Wed, 5 Jun 2013 00:06:07 +0800 [thread overview]
Message-ID: <1370361968-8764-9-git-send-email-jiang.liu@huawei.com> (raw)
In-Reply-To: <1370361968-8764-1-git-send-email-jiang.liu@huawei.com>
Minor code cleanup for zram.
Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
---
drivers/staging/zram/zram_drv.c | 11 ++++-------
drivers/staging/zram/zram_sysfs.c | 3 +--
2 files changed, 5 insertions(+), 9 deletions(-)
diff --git a/drivers/staging/zram/zram_drv.c b/drivers/staging/zram/zram_drv.c
index a4595ca..088bd6a 100644
--- a/drivers/staging/zram/zram_drv.c
+++ b/drivers/staging/zram/zram_drv.c
@@ -481,13 +481,11 @@ static void __zram_reset_device(struct zram *zram)
/* Free all pages that are still in this zram device */
for (index = 0; index < zram->disksize >> PAGE_SHIFT; index++) {
unsigned long handle = meta->table[index].handle;
- if (!handle)
- continue;
-
- zs_free(meta->mem_pool, handle);
+ if (handle)
+ zs_free(meta->mem_pool, handle);
}
- zram_meta_free(zram->meta);
+ zram_meta_free(meta);
zram->meta = NULL;
/* Reset stats */
memset(&zram->stats, 0, sizeof(zram->stats));
@@ -686,8 +684,7 @@ static int __init zram_init(void)
int ret, dev_id;
if (num_devices > max_num_devices) {
- pr_warn("Invalid value for num_devices: %u\n",
- num_devices);
+ pr_warn("Invalid value for num_devices: %u\n", num_devices);
ret = -EINVAL;
goto out;
}
diff --git a/drivers/staging/zram/zram_sysfs.c b/drivers/staging/zram/zram_sysfs.c
index e239d94..2ae6b50 100644
--- a/drivers/staging/zram/zram_sysfs.c
+++ b/drivers/staging/zram/zram_sysfs.c
@@ -187,8 +187,7 @@ static ssize_t mem_used_total_show(struct device *dev,
return sprintf(buf, "%llu\n", val);
}
-static DEVICE_ATTR(disksize, S_IRUGO | S_IWUSR,
- disksize_show, disksize_store);
+static DEVICE_ATTR(disksize, S_IRUGO | S_IWUSR, disksize_show, disksize_store);
static DEVICE_ATTR(initstate, S_IRUGO, initstate_show, NULL);
static DEVICE_ATTR(reset, S_IWUSR, NULL, reset_store);
static DEVICE_ATTR(num_reads, S_IRUGO, num_reads_show, NULL);
--
1.8.1.2
next prev parent reply other threads:[~2013-06-04 16:09 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-04 16:05 [PATCH v2 01/10] zram: kill unused zram_get_num_devices() Jiang Liu
2013-06-04 16:06 ` [PATCH v2 02/10] zram: avoid invalid memory access in zram_exit() Jiang Liu
2013-06-05 6:04 ` Minchan Kim
2013-06-05 15:24 ` Jiang Liu
2013-06-04 16:06 ` [PATCH v2 03/10] zram: use zram->lock to protect zram_free_page() in swap free notify path Jiang Liu
2013-06-05 6:29 ` Minchan Kim
2013-06-05 16:00 ` Jiang Liu
2013-06-05 10:26 ` Jerome Marchand
2013-06-04 16:06 ` [PATCH v2 04/10] zram: destroy all devices on error recovery path in zram_init() Jiang Liu
2013-06-05 6:40 ` Minchan Kim
2013-06-05 10:40 ` Jerome Marchand
2013-06-04 16:06 ` [PATCH v2 05/10] zram: avoid double free in function zram_bvec_write() Jiang Liu
2013-06-05 6:41 ` Minchan Kim
2013-06-07 9:35 ` Jerome Marchand
2013-06-04 16:06 ` [PATCH v2 06/10] zram: avoid access beyond the zram device Jiang Liu
2013-06-05 6:43 ` Minchan Kim
2013-06-04 16:06 ` [PATCH v2 07/10] zram: optimize memory operations with clear_page()/copy_page() Jiang Liu
2013-06-05 6:57 ` Minchan Kim
2013-06-04 16:06 ` [PATCH v2 08/10] zram: protect sysfs handler from invalid memory access Jiang Liu
2013-06-05 7:03 ` Minchan Kim
2013-06-04 16:06 ` Jiang Liu [this message]
2013-06-05 7:13 ` [PATCH v2 09/10] zram: minor code cleanup Minchan Kim
2013-06-04 16:06 ` [PATCH v2 10/10] zram: use atomic64_xxx() to replace zram_stat64_xxx() Jiang Liu
2013-06-05 12:02 ` Jerome Marchand
2013-06-05 16:21 ` Jiang Liu
2013-06-06 9:37 ` Jerome Marchand
2013-06-06 14:36 ` Jiang Liu
2013-06-06 15:07 ` Jerome Marchand
2013-06-06 15:56 ` Jiang Liu
2013-06-05 5:52 ` [PATCH v2 01/10] zram: kill unused zram_get_num_devices() Minchan Kim
2013-06-05 15:09 ` Jiang Liu
2013-06-05 9:06 ` Jerome Marchand
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