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authorChristoph Hellwig <hch@lst.de>2020-07-22 11:25:21 +0200
committerChristoph Hellwig <hch@lst.de>2020-07-31 08:17:52 +0200
commitdb63f1e315384590b979f8f74abd1b5363b69894 (patch)
tree5bcaeab28afa531c24c028f1b40e8d4cadd9ce53 /init/do_mounts_initrd.c
parentinit: add an init_rmdir helper (diff)
downloadlinux-db63f1e315384590b979f8f74abd1b5363b69894.tar.xz
linux-db63f1e315384590b979f8f74abd1b5363b69894.zip
init: add an init_chdir helper
Add a simple helper to chdir with a kernel space file name and switch the early init code over to it. Remove the now unused ksys_chdir. Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'init/do_mounts_initrd.c')
-rw-r--r--init/do_mounts_initrd.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/init/do_mounts_initrd.c b/init/do_mounts_initrd.c
index 8b44dd017842..04627fd22a92 100644
--- a/init/do_mounts_initrd.c
+++ b/init/do_mounts_initrd.c
@@ -61,7 +61,7 @@ static int __init init_linuxrc(struct subprocess_info *info, struct cred *new)
ksys_unshare(CLONE_FS | CLONE_FILES);
console_on_rootfs();
/* move initrd over / and chdir/chroot in initrd root */
- ksys_chdir("/root");
+ init_chdir("/root");
init_mount(".", "/", NULL, MS_MOVE, NULL);
ksys_chroot(".");
ksys_setsid();
@@ -82,7 +82,7 @@ static void __init handle_initrd(void)
/* mount initrd on rootfs' /root */
mount_block_root("/dev/root.old", root_mountflags & ~MS_RDONLY);
ksys_mkdir("/old", 0700);
- ksys_chdir("/old");
+ init_chdir("/old");
/*
* In case that a resume from disk is carried out by linuxrc or one of
@@ -104,11 +104,11 @@ static void __init handle_initrd(void)
ksys_chroot("..");
if (new_decode_dev(real_root_dev) == Root_RAM0) {
- ksys_chdir("/old");
+ init_chdir("/old");
return;
}
- ksys_chdir("/");
+ init_chdir("/");
ROOT_DEV = new_decode_dev(real_root_dev);
mount_root();