um: 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.

Signed-off-by: Amanieu d'Antras <amanieu@gmail.com>
Cc: linux-um@lists.infradead.org
Cc: <stable@vger.kernel.org> # 5.3.x
Link: https://lore.kernel.org/r/20200104123928.1048822-1-amanieu@gmail.com
Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>

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Amanieu d'Antras 2020-01-04 13:39:30 +01:00 • committed by Christian Brauner

parent dd499f7a7e

commit 457677c70c

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5 changed files with 10 additions and 12 deletions

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1

arch/um/Kconfig

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2

arch/um/include/asm/ptrace-generic.h

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arch/um/kernel/process.c

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arch/x86/um/tls_32.c

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arch/x86/um/tls_64.c

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