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| author | Ard Biesheuvel <ardb@kernel.org> | 2020-07-21 10:33:15 +0200 |
|---|---|---|
| committer | Catalin Marinas <catalin.marinas@arm.com> | 2020-07-23 12:38:55 +0100 |
| commit | 0ae3b13aab210e2a8c14371731abddfee228ae24 (patch) | |
| tree | 90d3bc707aaac7f04a85ee600144bb17e9ada371 /kernel/livepatch | |
| parent | 493cf9b723bcc87e9284e5e5971259951a13f22e (diff) | |
| download | linux-0ae3b13aab210e2a8c14371731abddfee228ae24.tar.bz2 | |
arm64/entry: deduplicate SW PAN entry/exit routines
Factor the 12 copies of the SW PAN entry and exit code into callable
subroutines, and use alternatives patching to either emit a 'bl'
instruction to call them, or a NOP if h/w PAN is found to be available
at runtime.
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Link: https://lore.kernel.org/r/20200721083315.4816-1-ardb@kernel.org
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'kernel/livepatch')
0 files changed, 0 insertions, 0 deletions