arm64: Implement copy_thread_tls
authorAmanieu d'Antras <amanieu@gmail.com>
Thu, 2 Jan 2020 17:24:08 +0000 (18:24 +0100)
committerChristian Brauner <christian.brauner@ubuntu.com>
Tue, 7 Jan 2020 12:31:01 +0000 (13:31 +0100)
commita4376f2fbcc8084832f2f114577c8d68234c7903
treef75a47226227a24e24ca580ad22362ac54b265ec
parent3e3c8ca5a351350031f0f3d5ecedf7048b1b9008
arm64: Implement copy_thread_tls

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-arm-kernel@lists.infradead.org
Cc: <stable@vger.kernel.org> # 5.3.x
Acked-by: Will Deacon <will@kernel.org>
Link: https://lore.kernel.org/r/20200102172413.654385-3-amanieu@gmail.com
Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
arch/arm64/Kconfig
arch/arm64/kernel/process.c