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Searched refs:tifn (Results 1 – 2 of 2) sorted by relevance

/linux-6.1.9/arch/x86/kernel/
Dprocess.c511 static __always_inline void amd_set_core_ssb_state(unsigned long tifn) in amd_set_core_ssb_state() argument
517 msr |= ssbd_tif_to_amd_ls_cfg(tifn); in amd_set_core_ssb_state()
522 if (tifn & _TIF_SSBD) { in amd_set_core_ssb_state()
550 static __always_inline void amd_set_core_ssb_state(unsigned long tifn) in amd_set_core_ssb_state() argument
552 u64 msr = x86_amd_ls_cfg_base | ssbd_tif_to_amd_ls_cfg(tifn); in amd_set_core_ssb_state()
558 static __always_inline void amd_set_ssb_virt_state(unsigned long tifn) in amd_set_ssb_virt_state() argument
564 wrmsrl(MSR_AMD64_VIRT_SPEC_CTRL, ssbd_tif_to_spec_ctrl(tifn)); in amd_set_ssb_virt_state()
574 unsigned long tifn) in __speculation_ctrl_update() argument
576 unsigned long tif_diff = tifp ^ tifn; in __speculation_ctrl_update()
585 amd_set_ssb_virt_state(tifn); in __speculation_ctrl_update()
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/linux-6.1.9/arch/x86/include/asm/
Dspec-ctrl.h50 static inline u64 ssbd_tif_to_spec_ctrl(u64 tifn) in ssbd_tif_to_spec_ctrl() argument
53 return (tifn & _TIF_SSBD) >> (TIF_SSBD - SPEC_CTRL_SSBD_SHIFT); in ssbd_tif_to_spec_ctrl()
56 static inline u64 stibp_tif_to_spec_ctrl(u64 tifn) in stibp_tif_to_spec_ctrl() argument
59 return (tifn & _TIF_SPEC_IB) >> (TIF_SPEC_IB - SPEC_CTRL_STIBP_SHIFT); in stibp_tif_to_spec_ctrl()
74 static inline u64 ssbd_tif_to_amd_ls_cfg(u64 tifn) in ssbd_tif_to_amd_ls_cfg() argument
76 return (tifn & _TIF_SSBD) ? x86_amd_ls_cfg_ssbd_mask : 0ULL; in ssbd_tif_to_amd_ls_cfg()