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| author | Peter Korsgaard <jacmet@sunsite.dk> | 2010-03-16 21:55:21 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-05-21 09:37:30 -0700 |
| commit | da5e4ef7fdb8f2fb0878dee3bd9d4dd10cea8cf1 (patch) | |
| tree | 172df2771cbfbb8501aaf6e04c34b4fc1b3c7cca /drivers/base/devtmpfs.c | |
| parent | 1653268b1b538981df9bb85d637456530938be6c (diff) | |
| download | op-kernel-dev-da5e4ef7fdb8f2fb0878dee3bd9d4dd10cea8cf1.zip op-kernel-dev-da5e4ef7fdb8f2fb0878dee3bd9d4dd10cea8cf1.tar.gz | |
devtmpfs: support !CONFIG_TMPFS
Make devtmpfs available on (embedded) configurations without SHMEM/TMPFS,
using ramfs instead.
Saves ~15KB.
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
Acked-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/base/devtmpfs.c')
| -rw-r--r-- | drivers/base/devtmpfs.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/base/devtmpfs.c b/drivers/base/devtmpfs.c index 057cf11..af06001 100644 --- a/drivers/base/devtmpfs.c +++ b/drivers/base/devtmpfs.c @@ -20,6 +20,7 @@ #include <linux/namei.h> #include <linux/fs.h> #include <linux/shmem_fs.h> +#include <linux/ramfs.h> #include <linux/cred.h> #include <linux/sched.h> #include <linux/init_task.h> @@ -45,7 +46,11 @@ __setup("devtmpfs.mount=", mount_param); static int dev_get_sb(struct file_system_type *fs_type, int flags, const char *dev_name, void *data, struct vfsmount *mnt) { +#ifdef CONFIG_TMPFS return get_sb_single(fs_type, flags, data, shmem_fill_super, mnt); +#else + return get_sb_single(fs_type, flags, data, ramfs_fill_super, mnt); +#endif } static struct file_system_type dev_fs_type = { |
