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master/0002-x86-pv-Infrastructure-for-32bit-PV-guest-SMAP-workar.patch

Lines changed: 14 additions & 14 deletions
Original file line numberDiff line numberDiff line change
@@ -17,10 +17,10 @@ change.
1717
Signed-off-by: Andrew Cooper <[email protected]>
1818
CC: Jan Beulich <[email protected]>
1919
diff --git a/docs/misc/xen-command-line.markdown b/docs/misc/xen-command-line.markdown
20-
index a2e427c..b08ca6b 100644
20+
index a565c1b..51ea4ef 100644
2121
--- a/docs/misc/xen-command-line.markdown
2222
+++ b/docs/misc/xen-command-line.markdown
23-
@@ -1292,7 +1292,13 @@ Flag to enable Supervisor Mode Execution Protection
23+
@@ -1301,7 +1301,13 @@ Flag to enable Supervisor Mode Execution Protection
2424

2525
> Default: `true`
2626

@@ -36,10 +36,10 @@ index a2e427c..b08ca6b 100644
3636
### snb\_igd\_quirk
3737
> `= <boolean> | cap | <integer>`
3838
diff --git a/xen/arch/x86/setup.c b/xen/arch/x86/setup.c
39-
index 44a6aba..88744c2 100644
39+
index f469202..8bb7805 100644
4040
--- a/xen/arch/x86/setup.c
4141
+++ b/xen/arch/x86/setup.c
42-
@@ -63,10 +63,6 @@ integer_param("maxcpus", max_cpus);
42+
@@ -64,10 +64,6 @@ integer_param("maxcpus", max_cpus);
4343
static bool_t __initdata disable_smep;
4444
invbool_param("smep", disable_smep);
4545

@@ -50,7 +50,7 @@ index 44a6aba..88744c2 100644
5050
/* Boot dom0 in pvh mode */
5151
static bool_t __initdata opt_dom0pvh;
5252
boolean_param("dom0pvh", opt_dom0pvh);
53-
@@ -138,6 +134,25 @@ static void __init parse_acpi_param(char *s)
53+
@@ -139,6 +135,25 @@ static void __init parse_acpi_param(char *s)
5454
}
5555
}
5656

@@ -76,7 +76,7 @@ index 44a6aba..88744c2 100644
7676
static const module_t *__initdata initial_images;
7777
static unsigned int __initdata nr_initial_images;
7878

79-
@@ -1298,10 +1313,12 @@ void __init noreturn __start_xen(unsigned long mbi_p)
79+
@@ -1302,10 +1317,12 @@ void __init noreturn __start_xen(unsigned long mbi_p)
8080
if ( cpu_has_smep )
8181
set_in_cr4(X86_CR4_SMEP);
8282

@@ -91,10 +91,10 @@ index 44a6aba..88744c2 100644
9191
if ( cpu_has_fsgsbase )
9292
set_in_cr4(X86_CR4_FSGSBASE);
9393
diff --git a/xen/arch/x86/traps.c b/xen/arch/x86/traps.c
94-
index ecdfa6e..824ab6e 100644
94+
index 5640fe0..ec7ea16 100644
9595
--- a/xen/arch/x86/traps.c
9696
+++ b/xen/arch/x86/traps.c
97-
@@ -1442,21 +1442,33 @@ static int fixup_page_fault(unsigned long addr, struct cpu_user_regs *regs)
97+
@@ -1440,21 +1440,33 @@ static int fixup_page_fault(unsigned long addr, struct cpu_user_regs *regs)
9898
return 0;
9999
}
100100

@@ -144,13 +144,13 @@ index ecdfa6e..824ab6e 100644
144144

145145
/* For non-external shadowed guests, we fix up both their own
146146
diff --git a/xen/include/asm-x86/domain.h b/xen/include/asm-x86/domain.h
147-
index 69808a9..3ba4ec6 100644
147+
index b817ce3..68d9c79 100644
148148
--- a/xen/include/asm-x86/domain.h
149149
+++ b/xen/include/asm-x86/domain.h
150-
@@ -249,6 +249,12 @@ struct pv_domain
151-
152-
/* map_domain_page() mapping cache. */
150+
@@ -251,6 +251,12 @@ struct pv_domain
153151
struct mapcache_domain mapcache;
152+
153+
struct cpumasks *masks;
154154
+
155155
+ /*
156156
+ * Domain has been observed suffering a SMAP violation, and
@@ -161,10 +161,10 @@ index 69808a9..3ba4ec6 100644
161161

162162
struct monitor_write_data {
163163
diff --git a/xen/include/asm-x86/processor.h b/xen/include/asm-x86/processor.h
164-
index b9a00aa..6c11b65 100644
164+
index 52e5eae..8e3abbe 100644
165165
--- a/xen/include/asm-x86/processor.h
166166
+++ b/xen/include/asm-x86/processor.h
167-
@@ -581,6 +581,12 @@ enum get_cpu_vendor {
167+
@@ -609,6 +609,12 @@ enum get_cpu_vendor {
168168
int get_cpu_vendor(const char vendor_id[], enum get_cpu_vendor);
169169
void pv_cpuid(struct cpu_user_regs *regs);
170170

master/0009-xen-public-Export-featureset-information-in-the-publ.patch

Lines changed: 392 additions & 0 deletions
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Lines changed: 194 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,194 @@
1+
From ded064fd2a2f15af197a643db7f77847f4e40857 Mon Sep 17 00:00:00 2001
2+
From: Andrew Cooper <[email protected]>
3+
Date: Tue, 17 Nov 2015 18:11:18 +0000
4+
Subject: [PATCH 10/39] tools/libxc: Use public/featureset.h for cpuid policy
5+
generation
6+
7+
Rather than having a different local copy of some of the feature
8+
definitions.
9+
10+
Signed-off-by: Andrew Cooper <[email protected]>
11+
diff --git a/tools/libxc/xc_cpufeature.h b/tools/libxc/xc_cpufeature.h
12+
deleted file mode 100644
13+
index c3ddc80..0000000
14+
--- a/tools/libxc/xc_cpufeature.h
15+
+++ /dev/null
16+
@@ -1,145 +0,0 @@
17+
-/*
18+
- * This library is free software; you can redistribute it and/or
19+
- * modify it under the terms of the GNU Lesser General Public
20+
- * License as published by the Free Software Foundation;
21+
- * version 2.1 of the License.
22+
- *
23+
- * This library is distributed in the hope that it will be useful,
24+
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
25+
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
26+
- * Lesser General Public License for more details.
27+
- *
28+
- * You should have received a copy of the GNU Lesser General Public
29+
- * License along with this library; If not, see <http://www.gnu.org/licenses/>.
30+
- */
31+
-
32+
-#ifndef __LIBXC_CPUFEATURE_H
33+
-#define __LIBXC_CPUFEATURE_H
34+
-
35+
-/* Intel-defined CPU features, CPUID level 0x00000001 (edx) */
36+
-#define X86_FEATURE_FPU 0 /* Onboard FPU */
37+
-#define X86_FEATURE_VME 1 /* Virtual Mode Extensions */
38+
-#define X86_FEATURE_DE 2 /* Debugging Extensions */
39+
-#define X86_FEATURE_PSE 3 /* Page Size Extensions */
40+
-#define X86_FEATURE_TSC 4 /* Time Stamp Counter */
41+
-#define X86_FEATURE_MSR 5 /* Model-Specific Registers, RDMSR, WRMSR */
42+
-#define X86_FEATURE_PAE 6 /* Physical Address Extensions */
43+
-#define X86_FEATURE_MCE 7 /* Machine Check Architecture */
44+
-#define X86_FEATURE_CX8 8 /* CMPXCHG8 instruction */
45+
-#define X86_FEATURE_APIC 9 /* Onboard APIC */
46+
-#define X86_FEATURE_SEP 11 /* SYSENTER/SYSEXIT */
47+
-#define X86_FEATURE_MTRR 12 /* Memory Type Range Registers */
48+
-#define X86_FEATURE_PGE 13 /* Page Global Enable */
49+
-#define X86_FEATURE_MCA 14 /* Machine Check Architecture */
50+
-#define X86_FEATURE_CMOV 15 /* CMOV instruction */
51+
-#define X86_FEATURE_PAT 16 /* Page Attribute Table */
52+
-#define X86_FEATURE_PSE36 17 /* 36-bit PSEs */
53+
-#define X86_FEATURE_PN 18 /* Processor serial number */
54+
-#define X86_FEATURE_CLFLSH 19 /* Supports the CLFLUSH instruction */
55+
-#define X86_FEATURE_DS 21 /* Debug Store */
56+
-#define X86_FEATURE_ACPI 22 /* ACPI via MSR */
57+
-#define X86_FEATURE_MMX 23 /* Multimedia Extensions */
58+
-#define X86_FEATURE_FXSR 24 /* FXSAVE and FXRSTOR instructions */
59+
-#define X86_FEATURE_XMM 25 /* Streaming SIMD Extensions */
60+
-#define X86_FEATURE_XMM2 26 /* Streaming SIMD Extensions-2 */
61+
-#define X86_FEATURE_SELFSNOOP 27 /* CPU self snoop */
62+
-#define X86_FEATURE_HT 28 /* Hyper-Threading */
63+
-#define X86_FEATURE_ACC 29 /* Automatic clock control */
64+
-#define X86_FEATURE_IA64 30 /* IA-64 processor */
65+
-#define X86_FEATURE_PBE 31 /* Pending Break Enable */
66+
-
67+
-/* AMD-defined CPU features, CPUID level 0x80000001 */
68+
-/* Don't duplicate feature flags which are redundant with Intel! */
69+
-#define X86_FEATURE_SYSCALL 11 /* SYSCALL/SYSRET */
70+
-#define X86_FEATURE_MP 19 /* MP Capable. */
71+
-#define X86_FEATURE_NX 20 /* Execute Disable */
72+
-#define X86_FEATURE_MMXEXT 22 /* AMD MMX extensions */
73+
-#define X86_FEATURE_FFXSR 25 /* FFXSR instruction optimizations */
74+
-#define X86_FEATURE_PAGE1GB 26 /* 1Gb large page support */
75+
-#define X86_FEATURE_RDTSCP 27 /* RDTSCP */
76+
-#define X86_FEATURE_LM 29 /* Long Mode (x86-64) */
77+
-#define X86_FEATURE_3DNOWEXT 30 /* AMD 3DNow! extensions */
78+
-#define X86_FEATURE_3DNOW 31 /* 3DNow! */
79+
-
80+
-/* Intel-defined CPU features, CPUID level 0x00000001 (ecx) */
81+
-#define X86_FEATURE_XMM3 0 /* Streaming SIMD Extensions-3 */
82+
-#define X86_FEATURE_PCLMULQDQ 1 /* Carry-less multiplication */
83+
-#define X86_FEATURE_DTES64 2 /* 64-bit Debug Store */
84+
-#define X86_FEATURE_MWAIT 3 /* Monitor/Mwait support */
85+
-#define X86_FEATURE_DSCPL 4 /* CPL Qualified Debug Store */
86+
-#define X86_FEATURE_VMXE 5 /* Virtual Machine Extensions */
87+
-#define X86_FEATURE_SMXE 6 /* Safer Mode Extensions */
88+
-#define X86_FEATURE_EST 7 /* Enhanced SpeedStep */
89+
-#define X86_FEATURE_TM2 8 /* Thermal Monitor 2 */
90+
-#define X86_FEATURE_SSSE3 9 /* Supplemental Streaming SIMD Exts-3 */
91+
-#define X86_FEATURE_CID 10 /* Context ID */
92+
-#define X86_FEATURE_FMA 12 /* Fused Multiply Add */
93+
-#define X86_FEATURE_CX16 13 /* CMPXCHG16B */
94+
-#define X86_FEATURE_XTPR 14 /* Send Task Priority Messages */
95+
-#define X86_FEATURE_PDCM 15 /* Perf/Debug Capability MSR */
96+
-#define X86_FEATURE_PCID 17 /* Process Context ID */
97+
-#define X86_FEATURE_DCA 18 /* Direct Cache Access */
98+
-#define X86_FEATURE_SSE4_1 19 /* Streaming SIMD Extensions 4.1 */
99+
-#define X86_FEATURE_SSE4_2 20 /* Streaming SIMD Extensions 4.2 */
100+
-#define X86_FEATURE_X2APIC 21 /* x2APIC */
101+
-#define X86_FEATURE_MOVBE 22 /* movbe instruction */
102+
-#define X86_FEATURE_POPCNT 23 /* POPCNT instruction */
103+
-#define X86_FEATURE_TSC_DEADLINE 24 /* "tdt" TSC Deadline Timer */
104+
-#define X86_FEATURE_AES 25 /* AES acceleration instructions */
105+
-#define X86_FEATURE_XSAVE 26 /* XSAVE/XRSTOR/XSETBV/XGETBV */
106+
-#define X86_FEATURE_AVX 28 /* Advanced Vector Extensions */
107+
-#define X86_FEATURE_F16C 29 /* Half-precision convert instruction */
108+
-#define X86_FEATURE_RDRAND 30 /* Digital Random Number Generator */
109+
-#define X86_FEATURE_HYPERVISOR 31 /* Running under some hypervisor */
110+
-
111+
-/* VIA/Cyrix/Centaur-defined CPU features, CPUID level 0xC0000001 */
112+
-#define X86_FEATURE_XSTORE 2 /* on-CPU RNG present (xstore insn) */
113+
-#define X86_FEATURE_XSTORE_EN 3 /* on-CPU RNG enabled */
114+
-#define X86_FEATURE_XCRYPT 6 /* on-CPU crypto (xcrypt insn) */
115+
-#define X86_FEATURE_XCRYPT_EN 7 /* on-CPU crypto enabled */
116+
-#define X86_FEATURE_ACE2 8 /* Advanced Cryptography Engine v2 */
117+
-#define X86_FEATURE_ACE2_EN 9 /* ACE v2 enabled */
118+
-#define X86_FEATURE_PHE 10 /* PadLock Hash Engine */
119+
-#define X86_FEATURE_PHE_EN 11 /* PHE enabled */
120+
-#define X86_FEATURE_PMM 12 /* PadLock Montgomery Multiplier */
121+
-#define X86_FEATURE_PMM_EN 13 /* PMM enabled */
122+
-
123+
-/* More extended AMD flags: CPUID level 0x80000001, ecx */
124+
-#define X86_FEATURE_LAHF_LM 0 /* LAHF/SAHF in long mode */
125+
-#define X86_FEATURE_CMP_LEGACY 1 /* If yes HyperThreading not valid */
126+
-#define X86_FEATURE_SVM 2 /* Secure virtual machine */
127+
-#define X86_FEATURE_EXTAPIC 3 /* Extended APIC space */
128+
-#define X86_FEATURE_CR8_LEGACY 4 /* CR8 in 32-bit mode */
129+
-#define X86_FEATURE_ABM 5 /* Advanced bit manipulation */
130+
-#define X86_FEATURE_SSE4A 6 /* SSE-4A */
131+
-#define X86_FEATURE_MISALIGNSSE 7 /* Misaligned SSE mode */
132+
-#define X86_FEATURE_3DNOWPREFETCH 8 /* 3DNow prefetch instructions */
133+
-#define X86_FEATURE_OSVW 9 /* OS Visible Workaround */
134+
-#define X86_FEATURE_IBS 10 /* Instruction Based Sampling */
135+
-#define X86_FEATURE_XOP 11 /* extended AVX instructions */
136+
-#define X86_FEATURE_SKINIT 12 /* SKINIT/STGI instructions */
137+
-#define X86_FEATURE_WDT 13 /* Watchdog timer */
138+
-#define X86_FEATURE_LWP 15 /* Light Weight Profiling */
139+
-#define X86_FEATURE_FMA4 16 /* 4 operands MAC instructions */
140+
-#define X86_FEATURE_NODEID_MSR 19 /* NodeId MSR */
141+
-#define X86_FEATURE_TBM 21 /* trailing bit manipulations */
142+
-#define X86_FEATURE_TOPOEXT 22 /* topology extensions CPUID leafs */
143+
-#define X86_FEATURE_DBEXT 26 /* data breakpoint extension */
144+
-
145+
-/* Intel-defined CPU features, CPUID level 0x00000007:0 (ebx) */
146+
-#define X86_FEATURE_FSGSBASE 0 /* {RD,WR}{FS,GS}BASE instructions */
147+
-#define X86_FEATURE_TSC_ADJUST 1 /* Tsc thread offset */
148+
-#define X86_FEATURE_BMI1 3 /* 1st group bit manipulation extensions */
149+
-#define X86_FEATURE_HLE 4 /* Hardware Lock Elision */
150+
-#define X86_FEATURE_AVX2 5 /* AVX2 instructions */
151+
-#define X86_FEATURE_SMEP 7 /* Supervisor Mode Execution Protection */
152+
-#define X86_FEATURE_BMI2 8 /* 2nd group bit manipulation extensions */
153+
-#define X86_FEATURE_ERMS 9 /* Enhanced REP MOVSB/STOSB */
154+
-#define X86_FEATURE_INVPCID 10 /* Invalidate Process Context ID */
155+
-#define X86_FEATURE_RTM 11 /* Restricted Transactional Memory */
156+
-#define X86_FEATURE_RDSEED 18 /* RDSEED instruction */
157+
-#define X86_FEATURE_ADX 19 /* ADCX, ADOX instructions */
158+
-#define X86_FEATURE_SMAP 20 /* Supervisor Mode Access Protection */
159+
-
160+
-
161+
-#endif /* __LIBXC_CPUFEATURE_H */
162+
diff --git a/tools/libxc/xc_cpuid_x86.c b/tools/libxc/xc_cpuid_x86.c
163+
index 031c848..0a806cb 100644
164+
--- a/tools/libxc/xc_cpuid_x86.c
165+
+++ b/tools/libxc/xc_cpuid_x86.c
166+
@@ -22,12 +22,12 @@
167+
#include <stdlib.h>
168+
#include <stdbool.h>
169+
#include "xc_private.h"
170+
-#include "xc_cpufeature.h"
171+
+#include <xen/arch-x86/featureset.h>
172+
#include <xen/hvm/params.h>
173+
174+
-#define bitmaskof(idx) (1u << (idx))
175+
-#define clear_bit(idx, dst) ((dst) &= ~(1u << (idx)))
176+
-#define set_bit(idx, dst) ((dst) |= (1u << (idx)))
177+
+#define bitmaskof(idx) (1u << ((idx) & 31))
178+
+#define clear_bit(idx, dst) ((dst) &= ~bitmaskof(idx))
179+
+#define set_bit(idx, dst) ((dst) |= bitmaskof(idx))
180+
181+
#define DEF_MAX_BASE 0x0000000du
182+
#define DEF_MAX_INTELEXT 0x80000008u
183+
diff --git a/xen/include/public/arch-x86/featureset.h b/xen/include/public/arch-x86/featureset.h
184+
index 9a01d10..97e5c61 100644
185+
--- a/xen/include/public/arch-x86/featureset.h
186+
+++ b/xen/include/public/arch-x86/featureset.h
187+
@@ -163,6 +163,7 @@
188+
189+
/* Intel-defined CPU features, CPUID level 0x00000007:0.ebx, word 5 */
190+
#define X86_FEATURE_FSGSBASE ( 5*32+ 0) /* {RD,WR}{FS,GS}BASE instructions */
191+
+#define X86_FEATURE_TSC_ADJUST ( 5*32+ 1) /* TSC_ADJUST MSR available */
192+
#define X86_FEATURE_BMI1 ( 5*32+ 3) /* 1st bit manipulation extensions */
193+
#define X86_FEATURE_HLE ( 5*32+ 4) /* Hardware Lock Elision */
194+
#define X86_FEATURE_AVX2 ( 5*32+ 5) /* AVX2 instructions */

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