Searched refs:speculative (Results 1 – 25 of 40) sorted by relevance
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| /linux/Documentation/admin-guide/hw-vuln/ |
| A D | spectre.rst | 7 and speculative execution on modern CPUs to read memory, possibly
18 use branch prediction and speculative execution.
53 CPUs use speculative operations to improve performance. That may leave
57 of the speculative execution in the CPUs' caches and buffers to infer
58 privileged data touched during the speculative execution.
60 Spectre variant 1 attacks take advantage of speculative execution of
61 conditional branches, while Spectre variant 2 attacks use speculative
92 The branch target injection attack takes advantage of speculative
168 macros are used to prevent speculative loading of data.
198 rest of the speculative window.
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| A D | srso.rst | 6 This is a mitigation for the speculative return stack overflow (SRSO)
22 control the speculative target of a subsequent kernel RET, potentially
23 leading to information disclosure via a speculative side-channel.
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| A D | gather_data_sampling.rst | 7 speculative access to data which was previously stored in vector registers.
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| A D | mds.rst | 5 unprivileged speculative access to data which is available in various CPU
54 may be able to forward this speculative data to a disclosure gadget which
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| A D | tsx_async_abort.rst | 6 TAA is a hardware vulnerability that allows unprivileged speculative access to
29 microprocessors utilizing speculative execution may
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| A D | l1tf.rst | 5 speculative access to data which is available in the Level 1 Data Cache
48 then speculative execution ignores the invalid PTE and loads the referenced
52 While this is a purely speculative mechanism and the instruction will raise
54 data and making it available to other speculative instructions opens up the
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| /linux/Documentation/ABI/testing/ |
| A D | configfs-most | 59 creation of the link. In case of speculative
114 creation of the link. In case of speculative
169 creation of the link. In case of speculative
235 creation of the link. In case of speculative
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| /linux/arch/alpha/lib/ |
| A D | ev67-strchr.S | 59 cttz t0, a2 # U0 : speculative (in case we get a match)
76 cttz t3, a2 # U0 : speculative (in case we get a match)
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| A D | ev6-memset.S | 166 addq $5, 128, $4 # E : speculative target of next wh64
344 addq $5, 128, $4 # E : speculative target of next wh64
532 addq $5, 128, $4 # E : speculative target of next wh64
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| /linux/Documentation/staging/ |
| A D | speculation.rst | 11 employ speculative execution techniques such as branch prediction, performing
14 Typically speculative execution cannot be observed from architectural state,
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| /linux/kernel/bpf/ |
| A D | Kconfig | 62 Enables BPF JIT and removes BPF interpreter to avoid speculative
85 speculative execution side-channel vulnerabilities on unmitigated
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| /linux/arch/sh/ |
| A D | Kconfig.cpu | 69 This enables support for a speculative instruction fetch for
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| /linux/arch/s390/kernel/ |
| A D | entry.S | 240 xgr %r1,%r1 # prevent speculative use
278 # clear user controlled register to prevent speculative use
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| /linux/tools/perf/util/ |
| A D | parse-events.l | 257 lc_op_result (load|loads|read|store|stores|write|prefetch|prefetches|speculative-read|speculative-l…
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| /linux/tools/perf/Documentation/ |
| A D | perf-arm-spe.txt | 107 The coarse effect of conversions, and, if applicable, sampling of speculative operations, can be
159 bit 1 - instruction retired (i.e. omit speculative instructions)
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| /linux/Documentation/driver-api/mmc/ |
| A D | mmc-async-req.rst | 10 It depends. Fast eMMC and multiple cache levels with speculative cache
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| /linux/Documentation/filesystems/ext4/ |
| A D | allocators.rst | 21 unused speculative allocations are of course freed, but if the
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| /linux/drivers/staging/most/Documentation/ |
| A D | driver_usage.txt | 154 case of speculative configuration, the creation is post-poned until
175 In case of speculative configuration, the creation is post-poned
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| /linux/arch/x86/ |
| A D | Kconfig | 2500 vulnerabilities (usually related to speculative execution).
2523 bool "Avoid speculative indirect branches in kernel"
2528 kernel-to-user data leaks by avoiding speculative indirect
2598 bool "Mitigate speculative RAS overflow on AMD"
2620 vulnerability which allows unprivileged speculative access to data
2631 allows unprivileged speculative access to stale data previously
2651 a hardware vulnerability which allows unprivileged speculative access
2661 vulnerability that allows unprivileged speculative access to data
2694 with Return Instructions) vulnerability. RETBleed is a speculative
2706 class of side channel attacks that takes advantage of speculative
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| /linux/include/linux/ |
| A D | bpf_verifier.h | 438 bool speculative; member
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| /linux/arch/s390/ |
| A D | Kconfig | 560 regard to speculative execution.
573 prompt "Avoid speculative indirect branches in the kernel"
576 against kernel-to-user data leaks by avoiding speculative indirect
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| /linux/Documentation/translations/ko_KR/ |
| A D | memory-barriers.txt | 394 유예, 메모리 오퍼레이션들의 조합, 예측적 로드(speculative load), 브랜치
395 예측(speculative branch prediction), 다양한 종류의 캐싱(caching) 등의 다양한
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| /linux/fs/afs/ |
| A D | inode.c | 303 if (vp->speculative && in afs_vnode_commit_status()
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| /linux/tools/testing/selftests/bpf/ |
| A D | README.rst | 145 verifier to understand such speculative pointer arithmetic.
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| /linux/drivers/perf/ |
| A D | xgene_pmu.c | 350 XGENE_PMU_EVENT_ATTR(mcu-rd-proceed-speculative-all, 0x19),
351 XGENE_PMU_EVENT_ATTR(mcu-rd-proceed-speculative-cancel, 0x1a),
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