tree 3a58fac62cffea1cc0b535482f016b56cd609884
parent 46738ab31fe668ea1d4413dd459af2632f6fef8d
author Kees Cook <keescook@chromium.org> 1473188161 -0700
committer Kees Cook <keescook@chromium.org> 1473189402 -0700

x86/uaccess: force copy_*_user() to be inlined

As already done with __copy_*_user(), mark copy_*_user() as __always_inline.
Without this, the checks for things like __builtin_const_p() won't work
consistently in either hardened usercopy nor the recent adjustments for
detecting usercopy overflows at compile time.

The change in kernel text size is detectable, but very small:

 text      data     bss     dec      hex     filename
12118735  5768608 14229504 32116847 1ea106f vmlinux.before
12120207  5768608 14229504 32118319 1ea162f vmlinux.after

Signed-off-by: Kees Cook <keescook@chromium.org>