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(parent: 7ba68b2) | patch
powerpc: Add a probe_kernel_read_inst() function
authorJordan Niethe <jniethe5@gmail.com>
Wed, 6 May 2020 03:40:34 +0000 (13:40 +1000)
committerMichael Ellerman <mpe@ellerman.id.au>
Mon, 18 May 2020 14:10:37 +0000 (00:10 +1000)
commit95b980a00d1220ca67550a933166704db8bc5c14
tree2e049da522701c72aa1432aae51331f77969100ctree | snapshot
parent7ba68b2172c19031fdc2a2caf37328edd146e299commit | diff
powerpc: Add a probe_kernel_read_inst() function

Introduce a probe_kernel_read_inst() function to use in cases where
probe_kernel_read() is used for getting an instruction. This will be
more useful for prefixed instructions.

Signed-off-by: Jordan Niethe <jniethe5@gmail.com>
Reviewed-by: Alistair Popple <alistair@popple.id.au>
[mpe: Don't write to *inst on error]
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200506034050.24806-15-jniethe5@gmail.com
arch/powerpc/include/asm/inst.h diff | blob | history
arch/powerpc/kernel/trace/ftrace.c diff | blob | history
arch/powerpc/lib/inst.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git