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(parent: db297c3) | patch
powerpc/32: Set regs parameter in r3 in transfer_to_handler
authorChristophe Leroy <christophe.leroy@csgroup.eu>
Fri, 12 Mar 2021 12:50:36 +0000 (12:50 +0000)
committerMichael Ellerman <mpe@ellerman.id.au>
Mon, 29 Mar 2021 02:22:08 +0000 (13:22 +1100)
commite72915560b15f58c2ffe08144d9a7163daa18db4
tree1de6b15d58eb972d5aa3ac8e4920eef4ca40d5b1tree | snapshot
parentdb297c3b07af7856fb7c666fbc9792d8e37556becommit | diff
powerpc/32: Set regs parameter in r3 in transfer_to_handler

All exception handlers take regs as first parameter.

Instead of setting r3 just before each call to a handler, set
it in transfer_to_handler.

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/f994a379bb895a2cbd518cb82460ad3f3d3ccdf5.1615552867.git.christophe.leroy@csgroup.eu
arch/powerpc/kernel/entry_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_8xx.S diff | blob | history
arch/powerpc/kernel/head_book3s_32.S diff | blob | history
arch/powerpc/kernel/head_booke.h diff | blob | history
arch/powerpc/kernel/head_fsl_booke.S diff | blob | history
Domain: System / Kernel;