From 2b152873469d2b0751e8b726df6415f05e37632e Mon Sep 17 00:00:00 2001 From: Jerome Marchand Date: Fri, 17 Dec 2010 16:59:33 +0100 Subject: Staging: zram: make ZRAM depends on SYSFS We can not configure zram device without sysfs anyway, so make zram depends on it. Signed-off-by: Jerome Marchand Acked-by: Jeff Moyer Signed-off-by: Greg Kroah-Hartman --- drivers/staging/zram/Kconfig | 2 +- drivers/staging/zram/zram_drv.c | 4 ---- drivers/staging/zram/zram_sysfs.c | 4 ---- 3 files changed, 1 insertion(+), 9 deletions(-) (limited to 'drivers/staging/zram') diff --git a/drivers/staging/zram/Kconfig b/drivers/staging/zram/Kconfig index da079f8d6e3d..d3982e6fdb40 100644 --- a/drivers/staging/zram/Kconfig +++ b/drivers/staging/zram/Kconfig @@ -1,6 +1,6 @@ config ZRAM tristate "Compressed RAM block device support" - depends on BLOCK + depends on BLOCK && SYSFS select LZO_COMPRESS select LZO_DECOMPRESS default n diff --git a/drivers/staging/zram/zram_drv.c b/drivers/staging/zram/zram_drv.c index 5415712f01f8..0ab931e9ee7e 100644 --- a/drivers/staging/zram/zram_drv.c +++ b/drivers/staging/zram/zram_drv.c @@ -626,14 +626,12 @@ static int create_device(struct zram *zram, int device_id) add_disk(zram->disk); -#ifdef CONFIG_SYSFS ret = sysfs_create_group(&disk_to_dev(zram->disk)->kobj, &zram_disk_attr_group); if (ret < 0) { pr_warning("Error creating sysfs group"); goto out; } -#endif zram->init_done = 0; @@ -643,10 +641,8 @@ out: static void destroy_device(struct zram *zram) { -#ifdef CONFIG_SYSFS sysfs_remove_group(&disk_to_dev(zram->disk)->kobj, &zram_disk_attr_group); -#endif if (zram->disk) { del_gendisk(zram->disk); diff --git a/drivers/staging/zram/zram_sysfs.c b/drivers/staging/zram/zram_sysfs.c index 6b3cf00b0ff4..ad62db221b6f 100644 --- a/drivers/staging/zram/zram_sysfs.c +++ b/drivers/staging/zram/zram_sysfs.c @@ -17,8 +17,6 @@ #include "zram_drv.h" -#ifdef CONFIG_SYSFS - static u64 zram_stat64_read(struct zram *zram, u64 *v) { u64 val; @@ -220,5 +218,3 @@ static struct attribute *zram_disk_attrs[] = { struct attribute_group zram_disk_attr_group = { .attrs = zram_disk_attrs, }; - -#endif /* CONFIG_SYSFS */ -- cgit v1.2.3