Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
43 lines
991 B
C
43 lines
991 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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#ifndef __ASM_SPECTRE_H
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#define __ASM_SPECTRE_H
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enum {
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SPECTRE_UNAFFECTED,
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SPECTRE_MITIGATED,
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SPECTRE_VULNERABLE,
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};
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enum {
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__SPECTRE_V2_METHOD_BPIALL,
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__SPECTRE_V2_METHOD_ICIALLU,
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__SPECTRE_V2_METHOD_SMC,
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__SPECTRE_V2_METHOD_HVC,
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__SPECTRE_V2_METHOD_LOOP8,
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};
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enum {
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SPECTRE_V2_METHOD_BPIALL = BIT(__SPECTRE_V2_METHOD_BPIALL),
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SPECTRE_V2_METHOD_ICIALLU = BIT(__SPECTRE_V2_METHOD_ICIALLU),
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SPECTRE_V2_METHOD_SMC = BIT(__SPECTRE_V2_METHOD_SMC),
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SPECTRE_V2_METHOD_HVC = BIT(__SPECTRE_V2_METHOD_HVC),
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SPECTRE_V2_METHOD_LOOP8 = BIT(__SPECTRE_V2_METHOD_LOOP8),
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};
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#ifdef CONFIG_GENERIC_CPU_VULNERABILITIES
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void spectre_v2_update_state(unsigned int state, unsigned int methods);
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#else
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static inline void spectre_v2_update_state(unsigned int state,
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unsigned int methods)
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{}
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#endif
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int spectre_bhb_update_vectors(unsigned int method);
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void cpu_v7_ca8_ibe(void);
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void cpu_v7_ca15_ibe(void);
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void cpu_v7_bugs_init(void);
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#endif
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