Searched refs:swapgs (Results 1 – 11 of 11) sorted by relevance
| /Linux-v5.4/arch/x86/include/asm/ |
| D | irqflags.h | 134 #define SWAPGS swapgs
144 #define SWAPGS_UNSAFE_STACK swapgs
148 swapgs; \
151 swapgs; \
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| D | paravirt_types.h | 176 void (*swapgs)(void); member
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| D | paravirt.h | 888 PARA_SITE(PARA_PATCH(PV_CPU_swapgs), swapgs)
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| /Linux-v5.4/arch/x86/entry/ |
| D | entry_64_compat.S | 201 swapgs
312 swapgs
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| D | entry_64.S | 51 swapgs
153 swapgs
1446 swapgs
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| /Linux-v5.4/Documentation/admin-guide/hw-vuln/ |
| D | spectre.rst | 47 CVE-2019-1125 Spectre v1 swapgs Spectre variant 1 (swapgs)
85 handlers all have conditional swapgs checks. Those may be problematic
158 Spectre variant 1 (swapgs)
162 swapgs path for an interrupt or exception. If they initialize
163 the GS register to a user-space value, if the swapgs is speculatively
173 swapgs
178 swapgs, and then do a speculative percpu load using the user GS
185 speculatively do the swapgs, causing the user GS to get used for the
331 * - 'Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers'
332 - The swapgs protections are disabled; otherwise it has
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| /Linux-v5.4/arch/x86/kernel/ |
| D | asm-offsets_64.c | 42 OFFSET(PV_CPU_swapgs, paravirt_patch_template, cpu.swapgs); in main()
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| D | paravirt_patch.c | 103 PATCH_CASE(cpu, swapgs, xxl, insn_buff, len); in native_patch()
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| D | paravirt.c | 342 .cpu.swapgs = native_swapgs,
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| /Linux-v5.4/Documentation/x86/ |
| D | entry_64.rst | 53 Dealing with the swapgs instruction is especially tricky. Swapgs
54 toggles whether gs is the kernel gs or the user gs. The swapgs
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| /Linux-v5.4/arch/x86/xen/ |
| D | enlighten_pv.c | 1062 .swapgs = paravirt_nop,
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