powerpc/align: Convert emulate_spe() to scoped user access

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Commit 861574d51b ("powerpc/uaccess: Implement masked user access")
provides optimised user access by avoiding the cost of access_ok().

Convert emulate_spe() to scoped user access to benefit from masked
user access.

Scoped user access also make the code simpler.

Signed-off-by: Christophe Leroy (CS GROUP) <chleroy@kernel.org>
Signed-off-by: Madhavan Srinivasan <maddy@linux.ibm.com>
Link: https://patch.msgid.link/4ff83cb240da4e2d0c34e2bce4b8b6ef19a33777.1773136880.git.chleroy@kernel.org

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Christophe Leroy (CS GROUP) 2026-03-10 11:01:31 +01:00 • committed by Madhavan Srinivasan

parent 679fa9c756

commit bf53ede003

1 changed files with 33 additions and 42 deletions

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arch/powerpc/kernel/align.c

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