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init: add an init_symlink helper

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Add a simple helper to symlink with a kernel space file name and switch
the early init code over to it.  Remove the now unused ksys_symlink.

Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Christoph Hellwig
2020-07-22 11:14:36 +02:00
parent 812931d693
commit cd3acb6a79
6 changed files with 19 additions and 13 deletions
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include/linux/syscalls.h
-9
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@@ -1277,15 +1277,6 @@ static inline long ksys_mkdir(const char __user *pathname, umode_t mode)
return do_mkdirat(AT_FDCWD, pathname, mode);
}
extern long do_symlinkat(const char __user *oldname, int newdfd,
const char __user *newname);
static inline long ksys_symlink(const char __user *oldname,
const char __user *newname)
{
return do_symlinkat(oldname, AT_FDCWD, newname);
}
extern long do_mknodat(int dfd, const char __user *filename, umode_t mode,
unsigned int dev);