diff options
author | Marc Zyngier <marc.zyngier@arm.com> | 2018-05-29 13:11:11 +0100 |
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committer | Catalin Marinas <catalin.marinas@arm.com> | 2018-05-31 17:35:06 +0100 |
commit | 986372c4367f46b34a3c0f6918d7fb95cbdf39d6 (patch) | |
tree | 5e6854564b23aaccb709b9af04891a7c53dddbb0 /fs/nilfs2/alloc.h | |
parent | c32e1736ca03904c03de0e4459a673be194f56fd (diff) |
arm64: ssbd: Skip apply_ssbd if not using dynamic mitigation
In order to avoid checking arm64_ssbd_callback_required on each
kernel entry/exit even if no mitigation is required, let's
add yet another alternative that by default jumps over the mitigation,
and that gets nop'ed out if we're doing dynamic mitigation.
Think of it as a poor man's static key...
Reviewed-by: Julien Grall <julien.grall@arm.com>
Reviewed-by: Mark Rutland <mark.rutland@arm.com>
Acked-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'fs/nilfs2/alloc.h')
0 files changed, 0 insertions, 0 deletions