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PiperOrigin-RevId: 234892473
Change-Id: Ie568c67d299082a008a1cf9802942e5e03746501
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910448bbed066ab1082b510eef1ae61bb792d854 ("perf/x86/amd/uncore: Rename
cpufeatures macro for cache counters") in 4.14 changed the name.
We change both the internal and cpuinfo name. As the upstream commit
states, "In Family 17h, L3 is the last level cache as opposed to L2 in
previous families. Avoid this name confusion ..."
PiperOrigin-RevId: 234698034
Change-Id: Ibf2efd4c0b83c1a8b5bb123da65ea1d7c6acd778
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The final merged patch in Linux 4.10,
4ab1586488cb56ed8728e54c4157cc38646874d9 ("x86/cpufeature: Add RDT CPUID
feature bits") named this feature "rdt_a". Earlier patch sets had named
this "rdt".
PiperOrigin-RevId: 234680481
Change-Id: I0cc968201ec9a2825701405e207994a7331322b7
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Linux started doing this in b8be15d588060a03569ac85dc4a0247460988f5b
("x86/fpu/xstate: Re-enable XSAVES"), which first appeared in 4.8.
PiperOrigin-RevId: 233800931
Change-Id: Icac2c2b03ccf1a91f3070431efb5152ca619fca3
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Nothing reads them and they can simply get stale.
Generated with:
$ sed -i "s/licenses(\(.*\)).*/licenses(\1)/" **/BUILD
PiperOrigin-RevId: 231818945
Change-Id: Ibc3f9838546b7e94f13f217060d31f4ada9d4bf0
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Actually parse flags from cpuinfo to avoid mistakenly matching
substrings in cpuinfo that happen to match a flags.
Some features were only exposed in recent versions of Linux. Don't
require them to appear in cpuinfo on old versions of Linux.
Move PREFETCHWT1 back to parse only features. It isn't actually exposed
in Linux yet. Move SDBG to shown features. It has been visible since
Linux 4.3.
PiperOrigin-RevId: 219381731
Change-Id: Ied7c0ee7c8a9879683e81933de56c9074b01108f
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Extend the cpuid package to parse and emulate cpuid features that exist
only on AMD and not Intel. The least straightforward part of this is
that AMD duplicates several block 1 features in block 6. Thus we ignore
those features when parsing block 6 and add them when emulating.
PiperOrigin-RevId: 218935032
Change-Id: Id41bf1c24720b0d9b968e2c19ab5bc00a6d62bd4
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Linux added these block 3 features to the end of /proc/cpuinfo in
dfb4a70f20c5b3880da56ee4c9484bdb4e8f1e65.
This also fixes that block 3 features were completely missing from
FeatureSet.FlagsString(false) because FlagsString only prints Linux
blocks regardless of the cpuinfo option.
PiperOrigin-RevId: 218913816
Change-Id: I2f9c38c7c9da4b247a140877d4aca782e80684bd
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PiperOrigin-RevId: 218894181
Change-Id: I97d0c74175f4aa528363f768a0a85d6953ea0bfd
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PiperOrigin-RevId: 217951017
Change-Id: Ie08bf6987f98467d07457bcf35b5f1ff6e43c035
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PiperOrigin-RevId: 207125440
Change-Id: I6c572afb4d693ee72a0c458a988b0e96d191cd49
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PiperOrigin-RevId: 207037226
Change-Id: I8b5f1a056d4f3eab17846f2e0193bb737ecb5428
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PiperOrigin-RevId: 207007153
Change-Id: Ifedf1cc3758dc18be16647a4ece9c840c1c636c9
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We have been unnecessarily creating too many savable types implicitly.
PiperOrigin-RevId: 206334201
Change-Id: Idc5a3a14bfb7ee125c4f2bb2b1c53164e46f29a8
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PiperOrigin-RevId: 195742598
Change-Id: Ibd4a8e4394e268c87700b6d1e50b4b37dfce5182
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PiperOrigin-RevId: 194583126
Change-Id: Ica1d8821a90f74e7e745962d71801c598c652463
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