arm64: convert syscall trace logic to C

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Currently syscall tracing is a tricky assembly state machine, which can
be rather difficult to follow, and even harder to modify. Before we
start fiddling with it for pt_regs syscalls, let's convert it to C.

This is not intended to have any functional change.

Signed-off-by: Mark Rutland <mark.rutland@arm.com>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will.deacon@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>

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Mark Rutland 2018-07-11 14:56:44 +01:00 • committed by Will Deacon

parent 4141c857fd

commit f37099b699

2 changed files with 56 additions and 56 deletions

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55

arch/arm64/kernel/entry.S

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57

arch/arm64/kernel/syscall.c

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