m68k: Implement copy_thread_tls()

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This is required for clone3(), which passes the TLS value through a
struct rather than a register.

As do_fork() is only available if CONFIG_HAVE_COPY_THREAD_TLS is set,
m68k_clone() must be changed to call _do_fork() directly.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Christian Brauner <christian.brauner@ubuntu.com>
Acked-by: Greg Ungerer <gerg@linux-m68k.org>
Link: https://lore.kernel.org/r/20200113103040.23661-1-geert@linux-m68k.org

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This commit is contained in:

Geert Uytterhoeven 2020-01-13 11:30:40 +01:00

parent bfc7931c40

commit 6aabc1facd

2 changed files with 23 additions and 9 deletions

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1

arch/m68k/Kconfig

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31

arch/m68k/kernel/process.c

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