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Commit 60b6cf68 authored by Russell King's avatar Russell King Committed by Russell King
Browse files

[ARM] nommu: we need the TLS register emulation for nommu mode 



Since there can be no fixed location for the TLS value with nommu
systems, we must provide TLS register emulation in order to support
TLS binaries on CPUs without the thread register.

Part of a patch from Hyok S. Choi, and cleaned up by rmk.

Signed-off-by: default avatarHyok S. Choi <hyok.choi@samsung.com>
Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
parent 02fcb974

arch/arm/mm/Kconfig

+3 −3
Original line number Diff line number Diff line
@@ -277,17 +277,17 @@ config CPU_32v6K 
# This defines the compiler instruction set which depends on the machine type.

config CPU_32v3

	bool

	select TLS_REG_EMUL if SMP

	select TLS_REG_EMUL if SMP || !MMU

	select NEEDS_SYSCALL_FOR_CMPXCHG if SMP



config CPU_32v4

	bool

	select TLS_REG_EMUL if SMP

	select TLS_REG_EMUL if SMP || !MMU

	select NEEDS_SYSCALL_FOR_CMPXCHG if SMP



config CPU_32v5

	bool

	select TLS_REG_EMUL if SMP

	select TLS_REG_EMUL if SMP || !MMU

	select NEEDS_SYSCALL_FOR_CMPXCHG if SMP



config CPU_32v6