Home
last modified time | relevance | path

Searched refs:feature (Results 1 – 25 of 64) sorted by relevance

123

/xen/docs/features/
A Dtemplate.pandoc1 % Template for feature documents
6 This is a suggested template for formatting of a Xen feature document in
10 for the feature (indicating its security status), as well as brief user
29 A short description the feature, similar to an abstract for a
34 Information for a user attempting to use the feature. Should include
35 how to enable the feature (is it enabled by default? If not, how to turn
36 it on?), and how to interact with the feature (typically via `xl`).
50 Information concerning how to properly test changes affecting this feature.
55 feature itself, or improve interaction with other features.
65 Relevant external references for this feature.
A Dfeature-levelling.pandoc45 `xl` currently has no facilities to help the user collect appropriate feature
46 information from relevant hosts and compute appropriate feature specifications
101 instructions requesting specific feature bitmap sets. The exact MSRs, and
102 which feature bitmap sets they affect are hardware specific. These MSRs allow
115 disabling a certain feature, we disable all features which depend on it. This
117 the single appropriate feature, rather than the entire feature dependency
120 To speed up runtime calculation of feature dependencies, the dependency chain
124 disable all dependent features of a specific disabled feature in constant
161 A guest which ignores the provided feature information and manually probes for
179 The feature querying and levelling functions should exposed in a
[all …]
A Dintel_psr_cat_cdp.pandoc311 Every feature has its own properties, e.g. some data and actions. A
312 feature property pointer array is declared to save every feature's
317 `cos_num` is the number of COS registers the feature uses, e.g.
323 feature. It is used with cos_num together to get/write a feature's
329 the feature does some special operations.
337 `write_msr` is used to write out feature MSR register.
347 When a PSR enforcement feature is enabled, it will be added into a
348 feature array.
364 registers of the feature. The array is indexed by COS ID.
387 according to feature position defined in `enum psr_feat_type`.
[all …]
A Dintel_psr_mba.pandoc32 The Memory Bandwidth Allocation (MBA) feature provides indirect and approximate
33 control over memory bandwidth available per-core. This feature provides OS/
41 Add "psr=mba" to boot line parameter to enable MBA feature.
152 1. Boot line param: "psr=mba" to enable the feature.
A Dlivepatch.pandoc23 Xen Live Patching has been available as tech preview feature since Xen
31 declare live patching as a 'Supported' feature on x86.
/xen/xen/include/asm-arm/
A Dalternative.h34 #define ALTINSTR_ENTRY(feature, cb) \ argument
41 " .hword " __stringify(feature) "\n" /* feature bit */ \
61 #define __ALTERNATIVE_CFG(oldinstr, newinstr, feature, cfg_enabled, cb) \ argument
67 ALTINSTR_ENTRY(feature,cb) \
83 #define _ALTERNATIVE_CFG(oldinstr, newinstr, feature, cfg, ...) \ argument
84 __ALTERNATIVE_CFG(oldinstr, newinstr, feature, IS_ENABLED(cfg), 0)
93 .macro altinstruction_entry orig_offset alt_offset feature orig_len alt_len
96 .hword \feature
A Dcpuerrata.h10 #define CHECK_WORKAROUND_HELPER(erratum, feature, arch) \ argument
21 feature) \
/xen/docs/misc/
A Dxenstore-ring.txt23 2064 4 Server feature bitmap
57 "Server feature bitmap". The server can start advertising features
60 the server feature bitmap. The server features are offered to the guest;
62 any unknown feature bits.
68 1 Ring reconnection (see the ring reconnection feature below)
72 advertised the ring reconnection feature. If the feature has been advertised
79 reconnection feature" described below)
81 The ring reconnection feature
84 The ring reconnection feature allows the guest to ask the server to
90 feature bit has been set by the server in the "Server feature bitmap".
[all …]
A Dxenstore-paths.pandoc439 #### ~/control/feature-poweroff = (""|"0"|"1") [w]
440 #### ~/control/feature-reboot = (""|"0"|"1") [w]
441 #### ~/control/feature-suspend = (""|"0"|"1") [w]
465 #### ~/control/feature-s3 = (""|"0"|"1") [w,HVM]
466 #### ~/control/feature-s4 = (""|"0"|"1") [w,HVM]
468 These purpose of these feature flags is identical to feature-poweroff,
469 feature-reboot and feature-suspend above but concern triggering the
472 the corresponding acpi_ feature flag is set in ~/platform.
477 suspend feature.
512 #### ~/feature/hotplug/vif = ("0"|"1") [w]
[all …]
/xen/stubdom/grub.patches/
A D40ext3_256byte_inode.diff16 + * Note: the difference between the compatible feature set and
17 + * the incompatible feature set is that if there is a bit set
18 + * in the incompatible feature set that the kernel doesn't
22 + * about a feature in either the compatible or incompatible
23 + * feature set, it must abort and not try to meddle with
29 + __u32 s_feature_compat; /* compatible feature set */
30 + __u32 s_feature_incompat; /* incompatible feature set */
31 + __u32 s_feature_ro_compat; /* readonly-compatible feature set */
/xen/xen/include/asm-x86/
A Dalternative.h61 #define ALTINSTR_ENTRY(feature, num) \ argument
64 " .word " __stringify(feature) "\n" /* feature bit */ \
77 #define ALTERNATIVE(oldinstr, newinstr, feature) \ argument
80 ALTINSTR_ENTRY(feature, 1) \
114 #define alternative(oldinstr, newinstr, feature) \ argument
115 asm volatile (ALTERNATIVE(oldinstr, newinstr, feature) : : : "memory")
132 #define alternative_input(oldinstr, newinstr, feature, input...) \ argument
133 asm volatile (ALTERNATIVE(oldinstr, newinstr, feature) \
137 #define alternative_io(oldinstr, newinstr, feature, output, input...) \ argument
138 asm volatile (ALTERNATIVE(oldinstr, newinstr, feature) \
A Dalternative-asm.h14 .macro altinstruction_entry orig repl feature orig_len repl_len pad_len
17 .word \feature
54 .macro ALTERNATIVE oldinstr, newinstr, feature
58 altinstruction_entry .L\@_orig_s, .L\@_repl_s1, \feature, \
A Dasm_defns.h160 #define CPUINFO_FEATURE_OFFSET(feature) \ argument
161 (CPUINFO_features + (cpufeat_word(feature) * 4))
/xen/xen/common/libelf/
A Dlibelf-dominfo.c39 unsigned char feature[64]; in elf_xen_parse_features() local
47 elf_memset_unchecked(feature, 0, sizeof(feature)); in elf_xen_parse_features()
50 if ( len >= sizeof(feature)-1 ) in elf_xen_parse_features()
59 feature[len] = features[pos + len]; in elf_xen_parse_features()
66 if ( feature[0] == '!' ) in elf_xen_parse_features()
69 if ( !strcmp(feature + 1, elf_xen_feature_names[i]) ) in elf_xen_parse_features()
80 if ( !strcmp(feature, elf_xen_feature_names[i]) ) in elf_xen_parse_features()
87 if ( i == elf_xen_features && required && feature[0] == '!' ) in elf_xen_parse_features()
/xen/xen/lib/x86/
A Dcpuid.c239 const uint32_t *x86_cpuid_lookup_deep_deps(uint32_t feature) in x86_cpuid_lookup_deep_deps() argument
243 uint32_t feature; in x86_cpuid_lookup_deep_deps() member
251 if ( !test_bit(feature, deep_features) ) in x86_cpuid_lookup_deep_deps()
259 if ( deep_deps[mid].feature > feature ) in x86_cpuid_lookup_deep_deps()
261 else if ( deep_deps[mid].feature < feature ) in x86_cpuid_lookup_deep_deps()
/xen/tools/ocaml/libs/xb/
A Dxs_ring.ml37 (* NB only one feature currently defined above *)
44 (* NB only one feature currently defined above *)
/xen/tools/xenstat/xentop/
A DTODO9 Like Top, f feature, field select of domain columns, toggle the display of
15 Like Top, ordering of domain columns, o feature Capital letter shifts left,
/xen/tools/flask/policy/modules/
A Dall_system_role.te2 # user/role separation feature will work properly.
/xen/
A DSUPPORT.md346 This feature is independent
347 of the ARM "page granularity" feature (see below).
580 hole that would not be present without the feature disabled.
584 since without this feature the user ID wouldn't be changed. But a
674 it is generally not safe to use this feature
827 This gives the overall status of the feature,
877 Does it behave like a fully functional feature?
931 anyone who finds a security-related bug in the feature
953 This feature is security supported
960 or support is given only for certain aspects of the feature,
[all …]
/xen/xen/arch/x86/
A Dxstate.c207 u64 feature = valid & -valid; in expand_xsave_states() local
208 unsigned int index = fls(feature) - 1; in expand_xsave_states()
220 valid &= ~feature; in expand_xsave_states()
273 u64 feature = valid & -valid; in compress_xsave_states() local
274 unsigned int index = fls(feature) - 1; in compress_xsave_states()
286 valid &= ~feature; in compress_xsave_states()
A DKconfig87 which use this feature, turning it off can reduce the attack
111 call/jump COP/JOP) attacks. Shadow Stacks are one CET feature
154 Compiles in a feature that allows HVM guest to arbitrarily
157 This feature can only be enabled during boot time with
160 this feature.
/xen/xen/include/xen/
A Defi.h34 bool efi_enabled(unsigned int feature);
/xen/xen/arch/x86/efi/
A Dstub.c48 bool efi_enabled(unsigned int feature) in efi_enabled() argument
/xen/tools/firmware/hvmloader/
A Dmp_tables.c82 uint8_t feature[5]; member
253 mpfps->feature[i] = 0; in fill_mpfps()
/xen/docs/
A Dindex.rst34 intended for OS developers trying to use a Xen feature, and for Xen developers

Completed in 24 milliseconds

123