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arm64: proton-pack: Update comment to reflect new function name

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The function detect_harden_bp_fw() is gone after commit d4647f0a2a
("arm64: Rewrite Spectre-v2 mitigation code"). Update this comment to
reflect the new state of affairs.

Fixes: d4647f0a2a ("arm64: Rewrite Spectre-v2 mitigation code")
Signed-off-by: Stephen Boyd <swboyd@chromium.org>
Cc: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20201020214544.3206838-3-swboyd@chromium.org
Signed-off-by: Will Deacon <will@kernel.org>
This commit is contained in:
Stephen Boyd 2020-10-20 14:45:44 -07:00 committed by Will Deacon
parent ea8f8c99a2
commit 66dd347470
1 changed files with 2 additions and 2 deletions
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4
arch/arm64/kernel/proton-pack.c
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@ -205,8 +205,8 @@ static void install_bp_hardening_cb(bp_hardening_cb_t fn)
__SMCCC_WORKAROUND_1_SMC_SZ;
/*
* detect_harden_bp_fw() passes NULL for the hyp_vecs start/end if
* we're a guest. Skip the hyp-vectors work.
* Vinz Clortho takes the hyp_vecs start/end "keys" at
* the door when we're a guest. Skip the hyp-vectors work.
*/
if (!is_hyp_mode_available()) {
__this_cpu_write(bp_hardening_data.fn, fn);