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(parent: ef42912) | patch
powerpc/32: enter syscall with MSR_EE inconditionaly set
authorChristophe Leroy <christophe.leroy@c-s.fr>
Tue, 30 Apr 2019 12:38:58 +0000 (12:38 +0000)
committerMichael Ellerman <mpe@ellerman.id.au>
Thu, 2 May 2019 15:20:27 +0000 (01:20 +1000)
commitf97dec21a306967edbc49ce46f3ecefa3cd16907
tree71926e433d43add06480dcdd7acbd4f1e4bc6473tree | snapshot
parentef4291243f51d0a69899ee2025de09578c0fcba8commit | diff
powerpc/32: enter syscall with MSR_EE inconditionaly set

syscalls are expected to be entered with MSR_EE set. Lets
make it inconditional by forcing MSR_EE on syscalls.

This patch adds EXC_XFER_SYS for that.

Suggested-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
[splited out from benh RFC patch]

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
arch/powerpc/kernel/head_32.S diff | blob | history
arch/powerpc/kernel/head_32.h diff | blob | history
arch/powerpc/kernel/head_40x.S diff | blob | history
arch/powerpc/kernel/head_44x.S diff | blob | history
arch/powerpc/kernel/head_8xx.S diff | blob | history
arch/powerpc/kernel/head_booke.h diff | blob | history
arch/powerpc/kernel/head_fsl_booke.S diff | blob | history
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