On 10/27/2012 09:03 AM, Sergey Senozhatsky wrote:
zram: handle mem suffixes in disk size zram_sysfs parameterUse memparse() to allow mem suffixes in disksize sysfs number. Examples: echo 256K > /sys/block/zram0/disksize echo 512M > /sys/block/zram0/disksize echo 1G > /sys/block/zram0/disksize Signed-off-by: Sergey Senozhatsky <sergey.senozhat...@gmail.com> --- drivers/staging/zram/zram_sysfs.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/staging/zram/zram_sysfs.c b/drivers/staging/zram/zram_sysfs.c index edb0ed4..6be318e 100644 --- a/drivers/staging/zram/zram_sysfs.c +++ b/drivers/staging/zram/zram_sysfs.c @@ -15,6 +15,7 @@ #include <linux/device.h> #include <linux/genhd.h> #include <linux/mm.h> +#include <linux/kernel.h> #include "zram_drv.h" @@ -54,13 +55,12 @@ static ssize_t disksize_show(struct device *dev, static ssize_t disksize_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t len) { - int ret; u64 disksize; struct zram *zram = dev_to_zram(dev); - ret = kstrtoull(buf, 10, &disksize); - if (ret) - return ret; + disksize = memparse(buf, NULL); + if (disksize < 1) + return -EINVAL;
or, just: if (!disksize) ... Thanks, Nitin -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
