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init: add an init_chown helper

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Add a simple helper to chown with a kernel space file name and switch
the early init code over to it.

Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Christoph Hellwig
2020-07-22 11:13:26 +02:00
parent 4b7ca5014c
commit b873498f99
5 changed files with 24 additions and 5 deletions
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6
init/initramfs.c
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@@ -349,14 +349,14 @@ static int __init do_name(void)
}
} else if (S_ISDIR(mode)) {
ksys_mkdir(collected, mode);
ksys_chown(collected, uid, gid);
init_chown(collected, uid, gid, 0);
ksys_chmod(collected, mode);
dir_add(collected, mtime);
} else if (S_ISBLK(mode) || S_ISCHR(mode) ||
S_ISFIFO(mode) || S_ISSOCK(mode)) {
if (maybe_link() == 0) {
ksys_mknod(collected, mode, rdev);
ksys_chown(collected, uid, gid);
init_chown(collected, uid, gid, 0);
ksys_chmod(collected, mode);
do_utime(collected, mtime);
}
@@ -393,7 +393,7 @@ static int __init do_symlink(void)
collected[N_ALIGN(name_len) + body_len] = '\0';
clean_path(collected, 0);
ksys_symlink(collected + N_ALIGN(name_len), collected);
ksys_lchown(collected, uid, gid);
init_chown(collected, uid, gid, AT_SYMLINK_NOFOLLOW);
do_utime(collected, mtime);
state = SkipIt;
next_state = Reset;