diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-11-23 04:52:33 -0500 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2008-11-23 04:52:33 -0500 |
commit | 9f1441644213e5f6faa150206399fe511eba2eb6 (patch) | |
tree | e59d4e6475aa84f7e821a8c607deb56b85e19e95 /arch/x86 | |
parent | 3ff68a6a106c362a6811d3e51bced58e6fc87de7 (diff) | |
parent | 13d428afc007fcfcd6deeb215618f54cf9c0cae6 (diff) |
Merge commit 'v2.6.28-rc6' into irq/urgent
Diffstat (limited to 'arch/x86')
27 files changed, 161 insertions, 49 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 4cf0ab13d187..ac22bb7719f7 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig | |||
@@ -167,9 +167,12 @@ config GENERIC_PENDING_IRQ | |||
167 | config X86_SMP | 167 | config X86_SMP |
168 | bool | 168 | bool |
169 | depends on SMP && ((X86_32 && !X86_VOYAGER) || X86_64) | 169 | depends on SMP && ((X86_32 && !X86_VOYAGER) || X86_64) |
170 | select USE_GENERIC_SMP_HELPERS | ||
171 | default y | 170 | default y |
172 | 171 | ||
172 | config USE_GENERIC_SMP_HELPERS | ||
173 | def_bool y | ||
174 | depends on SMP | ||
175 | |||
173 | config X86_32_SMP | 176 | config X86_32_SMP |
174 | def_bool y | 177 | def_bool y |
175 | depends on X86_32 && SMP | 178 | depends on X86_32 && SMP |
diff --git a/arch/x86/include/asm/acpi.h b/arch/x86/include/asm/acpi.h index 8d676d8ecde9..9830681446ad 100644 --- a/arch/x86/include/asm/acpi.h +++ b/arch/x86/include/asm/acpi.h | |||
@@ -113,7 +113,6 @@ static inline void acpi_disable_pci(void) | |||
113 | acpi_pci_disabled = 1; | 113 | acpi_pci_disabled = 1; |
114 | acpi_noirq_set(); | 114 | acpi_noirq_set(); |
115 | } | 115 | } |
116 | extern int acpi_irq_balance_set(char *str); | ||
117 | 116 | ||
118 | /* routines for saving/restoring kernel state */ | 117 | /* routines for saving/restoring kernel state */ |
119 | extern int acpi_save_state_mem(void); | 118 | extern int acpi_save_state_mem(void); |
diff --git a/arch/x86/include/asm/iomap.h b/arch/x86/include/asm/iomap.h new file mode 100644 index 000000000000..c1f06289b14b --- /dev/null +++ b/arch/x86/include/asm/iomap.h | |||
@@ -0,0 +1,30 @@ | |||
1 | /* | ||
2 | * Copyright © 2008 Ingo Molnar | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or modify | ||
5 | * it under the terms of the GNU General Public License as published by | ||
6 | * the Free Software Foundation; either version 2 of the License, or | ||
7 | * (at your option) any later version. | ||
8 | * | ||
9 | * This program is distributed in the hope that it will be useful, but | ||
10 | * WITHOUT ANY WARRANTY; without even the implied warranty of | ||
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
12 | * General Public License for more details. | ||
13 | * | ||
14 | * You should have received a copy of the GNU General Public License along | ||
15 | * with this program; if not, write to the Free Software Foundation, Inc., | ||
16 | * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. | ||
17 | */ | ||
18 | |||
19 | #include <linux/fs.h> | ||
20 | #include <linux/mm.h> | ||
21 | #include <linux/uaccess.h> | ||
22 | #include <asm/cacheflush.h> | ||
23 | #include <asm/pgtable.h> | ||
24 | #include <asm/tlbflush.h> | ||
25 | |||
26 | void * | ||
27 | iomap_atomic_prot_pfn(unsigned long pfn, enum km_type type, pgprot_t prot); | ||
28 | |||
29 | void | ||
30 | iounmap_atomic(void *kvaddr, enum km_type type); | ||
diff --git a/arch/x86/include/asm/iommu.h b/arch/x86/include/asm/iommu.h index e4a552d44465..0b500c5b6446 100644 --- a/arch/x86/include/asm/iommu.h +++ b/arch/x86/include/asm/iommu.h | |||
@@ -6,7 +6,6 @@ extern void no_iommu_init(void); | |||
6 | extern struct dma_mapping_ops nommu_dma_ops; | 6 | extern struct dma_mapping_ops nommu_dma_ops; |
7 | extern int force_iommu, no_iommu; | 7 | extern int force_iommu, no_iommu; |
8 | extern int iommu_detected; | 8 | extern int iommu_detected; |
9 | extern int dmar_disabled; | ||
10 | 9 | ||
11 | extern unsigned long iommu_nr_pages(unsigned long addr, unsigned long len); | 10 | extern unsigned long iommu_nr_pages(unsigned long addr, unsigned long len); |
12 | 11 | ||
diff --git a/arch/x86/include/asm/mmzone_32.h b/arch/x86/include/asm/mmzone_32.h index 485bdf059ffb..07f1af494ca5 100644 --- a/arch/x86/include/asm/mmzone_32.h +++ b/arch/x86/include/asm/mmzone_32.h | |||
@@ -34,10 +34,14 @@ static inline void get_memcfg_numa(void) | |||
34 | 34 | ||
35 | extern int early_pfn_to_nid(unsigned long pfn); | 35 | extern int early_pfn_to_nid(unsigned long pfn); |
36 | 36 | ||
37 | extern void resume_map_numa_kva(pgd_t *pgd); | ||
38 | |||
37 | #else /* !CONFIG_NUMA */ | 39 | #else /* !CONFIG_NUMA */ |
38 | 40 | ||
39 | #define get_memcfg_numa get_memcfg_numa_flat | 41 | #define get_memcfg_numa get_memcfg_numa_flat |
40 | 42 | ||
43 | static inline void resume_map_numa_kva(pgd_t *pgd) {} | ||
44 | |||
41 | #endif /* CONFIG_NUMA */ | 45 | #endif /* CONFIG_NUMA */ |
42 | 46 | ||
43 | #ifdef CONFIG_DISCONTIGMEM | 47 | #ifdef CONFIG_DISCONTIGMEM |
diff --git a/arch/x86/include/asm/uaccess_64.h b/arch/x86/include/asm/uaccess_64.h index 664f15280f14..f8cfd00db450 100644 --- a/arch/x86/include/asm/uaccess_64.h +++ b/arch/x86/include/asm/uaccess_64.h | |||
@@ -46,7 +46,7 @@ int __copy_from_user(void *dst, const void __user *src, unsigned size) | |||
46 | return ret; | 46 | return ret; |
47 | case 10: | 47 | case 10: |
48 | __get_user_asm(*(u64 *)dst, (u64 __user *)src, | 48 | __get_user_asm(*(u64 *)dst, (u64 __user *)src, |
49 | ret, "q", "", "=r", 16); | 49 | ret, "q", "", "=r", 10); |
50 | if (unlikely(ret)) | 50 | if (unlikely(ret)) |
51 | return ret; | 51 | return ret; |
52 | __get_user_asm(*(u16 *)(8 + (char *)dst), | 52 | __get_user_asm(*(u16 *)(8 + (char *)dst), |
diff --git a/arch/x86/include/asm/unistd_64.h b/arch/x86/include/asm/unistd_64.h index 834b2c1d89fb..d2e415e6666f 100644 --- a/arch/x86/include/asm/unistd_64.h +++ b/arch/x86/include/asm/unistd_64.h | |||
@@ -639,8 +639,8 @@ __SYSCALL(__NR_fallocate, sys_fallocate) | |||
639 | __SYSCALL(__NR_timerfd_settime, sys_timerfd_settime) | 639 | __SYSCALL(__NR_timerfd_settime, sys_timerfd_settime) |
640 | #define __NR_timerfd_gettime 287 | 640 | #define __NR_timerfd_gettime 287 |
641 | __SYSCALL(__NR_timerfd_gettime, sys_timerfd_gettime) | 641 | __SYSCALL(__NR_timerfd_gettime, sys_timerfd_gettime) |
642 | #define __NR_paccept 288 | 642 | #define __NR_accept4 288 |
643 | __SYSCALL(__NR_paccept, sys_paccept) | 643 | __SYSCALL(__NR_accept4, sys_accept4) |
644 | #define __NR_signalfd4 289 | 644 | #define __NR_signalfd4 289 |
645 | __SYSCALL(__NR_signalfd4, sys_signalfd4) | 645 | __SYSCALL(__NR_signalfd4, sys_signalfd4) |
646 | #define __NR_eventfd2 290 | 646 | #define __NR_eventfd2 290 |
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c index 8c1f76abae9e..4c51a2f8fd31 100644 --- a/arch/x86/kernel/acpi/boot.c +++ b/arch/x86/kernel/acpi/boot.c | |||
@@ -1343,7 +1343,6 @@ static void __init acpi_process_madt(void) | |||
1343 | error = acpi_parse_madt_ioapic_entries(); | 1343 | error = acpi_parse_madt_ioapic_entries(); |
1344 | if (!error) { | 1344 | if (!error) { |
1345 | acpi_irq_model = ACPI_IRQ_MODEL_IOAPIC; | 1345 | acpi_irq_model = ACPI_IRQ_MODEL_IOAPIC; |
1346 | acpi_irq_balance_set(NULL); | ||
1347 | acpi_ioapic = 1; | 1346 | acpi_ioapic = 1; |
1348 | 1347 | ||
1349 | smp_found_config = 1; | 1348 | smp_found_config = 1; |
diff --git a/arch/x86/kernel/amd_iommu.c b/arch/x86/kernel/amd_iommu.c index 331b318304eb..e4899e0e8787 100644 --- a/arch/x86/kernel/amd_iommu.c +++ b/arch/x86/kernel/amd_iommu.c | |||
@@ -537,7 +537,7 @@ static void dma_ops_free_addresses(struct dma_ops_domain *dom, | |||
537 | address >>= PAGE_SHIFT; | 537 | address >>= PAGE_SHIFT; |
538 | iommu_area_free(dom->bitmap, address, pages); | 538 | iommu_area_free(dom->bitmap, address, pages); |
539 | 539 | ||
540 | if (address + pages >= dom->next_bit) | 540 | if (address >= dom->next_bit) |
541 | dom->need_flush = true; | 541 | dom->need_flush = true; |
542 | } | 542 | } |
543 | 543 | ||
diff --git a/arch/x86/kernel/amd_iommu_init.c b/arch/x86/kernel/amd_iommu_init.c index 0cdcda35a05f..30ae2701b3df 100644 --- a/arch/x86/kernel/amd_iommu_init.c +++ b/arch/x86/kernel/amd_iommu_init.c | |||
@@ -121,7 +121,7 @@ u16 amd_iommu_last_bdf; /* largest PCI device id we have | |||
121 | LIST_HEAD(amd_iommu_unity_map); /* a list of required unity mappings | 121 | LIST_HEAD(amd_iommu_unity_map); /* a list of required unity mappings |
122 | we find in ACPI */ | 122 | we find in ACPI */ |
123 | unsigned amd_iommu_aperture_order = 26; /* size of aperture in power of 2 */ | 123 | unsigned amd_iommu_aperture_order = 26; /* size of aperture in power of 2 */ |
124 | int amd_iommu_isolate; /* if 1, device isolation is enabled */ | 124 | int amd_iommu_isolate = 1; /* if 1, device isolation is enabled */ |
125 | bool amd_iommu_unmap_flush; /* if true, flush on every unmap */ | 125 | bool amd_iommu_unmap_flush; /* if true, flush on every unmap */ |
126 | 126 | ||
127 | LIST_HEAD(amd_iommu_list); /* list of all AMD IOMMUs in the | 127 | LIST_HEAD(amd_iommu_list); /* list of all AMD IOMMUs in the |
@@ -1213,7 +1213,9 @@ static int __init parse_amd_iommu_options(char *str) | |||
1213 | for (; *str; ++str) { | 1213 | for (; *str; ++str) { |
1214 | if (strncmp(str, "isolate", 7) == 0) | 1214 | if (strncmp(str, "isolate", 7) == 0) |
1215 | amd_iommu_isolate = 1; | 1215 | amd_iommu_isolate = 1; |
1216 | if (strncmp(str, "fullflush", 11) == 0) | 1216 | if (strncmp(str, "share", 5) == 0) |
1217 | amd_iommu_isolate = 0; | ||
1218 | if (strncmp(str, "fullflush", 9) == 0) | ||
1217 | amd_iommu_unmap_flush = true; | 1219 | amd_iommu_unmap_flush = true; |
1218 | } | 1220 | } |
1219 | 1221 | ||
diff --git a/arch/x86/kernel/ds.c b/arch/x86/kernel/ds.c index 2b69994fd3a8..d1a121443bde 100644 --- a/arch/x86/kernel/ds.c +++ b/arch/x86/kernel/ds.c | |||
@@ -236,17 +236,33 @@ static inline struct ds_context *ds_alloc_context(struct task_struct *task) | |||
236 | struct ds_context *context = *p_context; | 236 | struct ds_context *context = *p_context; |
237 | 237 | ||
238 | if (!context) { | 238 | if (!context) { |
239 | spin_unlock(&ds_lock); | ||
240 | |||
239 | context = kzalloc(sizeof(*context), GFP_KERNEL); | 241 | context = kzalloc(sizeof(*context), GFP_KERNEL); |
240 | 242 | ||
241 | if (!context) | 243 | if (!context) { |
244 | spin_lock(&ds_lock); | ||
242 | return NULL; | 245 | return NULL; |
246 | } | ||
243 | 247 | ||
244 | context->ds = kzalloc(ds_cfg.sizeof_ds, GFP_KERNEL); | 248 | context->ds = kzalloc(ds_cfg.sizeof_ds, GFP_KERNEL); |
245 | if (!context->ds) { | 249 | if (!context->ds) { |
246 | kfree(context); | 250 | kfree(context); |
251 | spin_lock(&ds_lock); | ||
247 | return NULL; | 252 | return NULL; |
248 | } | 253 | } |
249 | 254 | ||
255 | spin_lock(&ds_lock); | ||
256 | /* | ||
257 | * Check for race - another CPU could have allocated | ||
258 | * it meanwhile: | ||
259 | */ | ||
260 | if (*p_context) { | ||
261 | kfree(context->ds); | ||
262 | kfree(context); | ||
263 | return *p_context; | ||
264 | } | ||
265 | |||
250 | *p_context = context; | 266 | *p_context = context; |
251 | 267 | ||
252 | context->this = p_context; | 268 | context->this = p_context; |
@@ -384,14 +400,15 @@ static int ds_request(struct task_struct *task, void *base, size_t size, | |||
384 | 400 | ||
385 | spin_lock(&ds_lock); | 401 | spin_lock(&ds_lock); |
386 | 402 | ||
387 | if (!check_tracer(task)) | ||
388 | return -EPERM; | ||
389 | |||
390 | error = -ENOMEM; | 403 | error = -ENOMEM; |
391 | context = ds_alloc_context(task); | 404 | context = ds_alloc_context(task); |
392 | if (!context) | 405 | if (!context) |
393 | goto out_unlock; | 406 | goto out_unlock; |
394 | 407 | ||
408 | error = -EPERM; | ||
409 | if (!check_tracer(task)) | ||
410 | goto out_unlock; | ||
411 | |||
395 | error = -EALREADY; | 412 | error = -EALREADY; |
396 | if (context->owner[qual] == current) | 413 | if (context->owner[qual] == current) |
397 | goto out_unlock; | 414 | goto out_unlock; |
diff --git a/arch/x86/kernel/early-quirks.c b/arch/x86/kernel/early-quirks.c index 3ce029ffaa55..1b894b72c0f5 100644 --- a/arch/x86/kernel/early-quirks.c +++ b/arch/x86/kernel/early-quirks.c | |||
@@ -188,20 +188,6 @@ static void __init ati_bugs_contd(int num, int slot, int func) | |||
188 | } | 188 | } |
189 | #endif | 189 | #endif |
190 | 190 | ||
191 | #ifdef CONFIG_DMAR | ||
192 | static void __init intel_g33_dmar(int num, int slot, int func) | ||
193 | { | ||
194 | struct acpi_table_header *dmar_tbl; | ||
195 | acpi_status status; | ||
196 | |||
197 | status = acpi_get_table(ACPI_SIG_DMAR, 0, &dmar_tbl); | ||
198 | if (ACPI_SUCCESS(status)) { | ||
199 | printk(KERN_INFO "BIOS BUG: DMAR advertised on Intel G31/G33 chipset -- ignoring\n"); | ||
200 | dmar_disabled = 1; | ||
201 | } | ||
202 | } | ||
203 | #endif | ||
204 | |||
205 | #define QFLAG_APPLY_ONCE 0x1 | 191 | #define QFLAG_APPLY_ONCE 0x1 |
206 | #define QFLAG_APPLIED 0x2 | 192 | #define QFLAG_APPLIED 0x2 |
207 | #define QFLAG_DONE (QFLAG_APPLY_ONCE|QFLAG_APPLIED) | 193 | #define QFLAG_DONE (QFLAG_APPLY_ONCE|QFLAG_APPLIED) |
@@ -225,10 +211,6 @@ static struct chipset early_qrk[] __initdata = { | |||
225 | PCI_CLASS_SERIAL_SMBUS, PCI_ANY_ID, 0, ati_bugs }, | 211 | PCI_CLASS_SERIAL_SMBUS, PCI_ANY_ID, 0, ati_bugs }, |
226 | { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_SBX00_SMBUS, | 212 | { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_SBX00_SMBUS, |
227 | PCI_CLASS_SERIAL_SMBUS, PCI_ANY_ID, 0, ati_bugs_contd }, | 213 | PCI_CLASS_SERIAL_SMBUS, PCI_ANY_ID, 0, ati_bugs_contd }, |
228 | #ifdef CONFIG_DMAR | ||
229 | { PCI_VENDOR_ID_INTEL, 0x29c0, | ||
230 | PCI_CLASS_BRIDGE_HOST, PCI_ANY_ID, 0, intel_g33_dmar }, | ||
231 | #endif | ||
232 | {} | 214 | {} |
233 | }; | 215 | }; |
234 | 216 | ||
diff --git a/arch/x86/kernel/es7000_32.c b/arch/x86/kernel/es7000_32.c index f454c78fcef6..0aa2c443d600 100644 --- a/arch/x86/kernel/es7000_32.c +++ b/arch/x86/kernel/es7000_32.c | |||
@@ -250,31 +250,24 @@ int __init find_unisys_acpi_oem_table(unsigned long *oem_addr) | |||
250 | { | 250 | { |
251 | struct acpi_table_header *header = NULL; | 251 | struct acpi_table_header *header = NULL; |
252 | int i = 0; | 252 | int i = 0; |
253 | acpi_size tbl_size; | ||
254 | 253 | ||
255 | while (ACPI_SUCCESS(acpi_get_table_with_size("OEM1", i++, &header, &tbl_size))) { | 254 | while (ACPI_SUCCESS(acpi_get_table("OEM1", i++, &header))) { |
256 | if (!memcmp((char *) &header->oem_id, "UNISYS", 6)) { | 255 | if (!memcmp((char *) &header->oem_id, "UNISYS", 6)) { |
257 | struct oem_table *t = (struct oem_table *)header; | 256 | struct oem_table *t = (struct oem_table *)header; |
258 | 257 | ||
259 | oem_addrX = t->OEMTableAddr; | 258 | oem_addrX = t->OEMTableAddr; |
260 | oem_size = t->OEMTableSize; | 259 | oem_size = t->OEMTableSize; |
261 | early_acpi_os_unmap_memory(header, tbl_size); | ||
262 | 260 | ||
263 | *oem_addr = (unsigned long)__acpi_map_table(oem_addrX, | 261 | *oem_addr = (unsigned long)__acpi_map_table(oem_addrX, |
264 | oem_size); | 262 | oem_size); |
265 | return 0; | 263 | return 0; |
266 | } | 264 | } |
267 | early_acpi_os_unmap_memory(header, tbl_size); | ||
268 | } | 265 | } |
269 | return -1; | 266 | return -1; |
270 | } | 267 | } |
271 | 268 | ||
272 | void __init unmap_unisys_acpi_oem_table(unsigned long oem_addr) | 269 | void __init unmap_unisys_acpi_oem_table(unsigned long oem_addr) |
273 | { | 270 | { |
274 | if (!oem_addr) | ||
275 | return; | ||
276 | |||
277 | __acpi_unmap_table((char *)oem_addr, oem_size); | ||
278 | } | 271 | } |
279 | #endif | 272 | #endif |
280 | 273 | ||
diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c index 77017e834cf7..067d8de913f6 100644 --- a/arch/x86/kernel/hpet.c +++ b/arch/x86/kernel/hpet.c | |||
@@ -322,7 +322,7 @@ static int hpet_next_event(unsigned long delta, | |||
322 | * what we wrote hit the chip before we compare it to the | 322 | * what we wrote hit the chip before we compare it to the |
323 | * counter. | 323 | * counter. |
324 | */ | 324 | */ |
325 | WARN_ON((u32)hpet_readl(HPET_T0_CMP) != cnt); | 325 | WARN_ON_ONCE((u32)hpet_readl(HPET_Tn_CMP(timer)) != cnt); |
326 | 326 | ||
327 | return (s32)((u32)hpet_readl(HPET_COUNTER) - cnt) >= 0 ? -ETIME : 0; | 327 | return (s32)((u32)hpet_readl(HPET_COUNTER) - cnt) >= 0 ? -ETIME : 0; |
328 | } | 328 | } |
@@ -445,7 +445,7 @@ static int hpet_setup_irq(struct hpet_dev *dev) | |||
445 | { | 445 | { |
446 | 446 | ||
447 | if (request_irq(dev->irq, hpet_interrupt_handler, | 447 | if (request_irq(dev->irq, hpet_interrupt_handler, |
448 | IRQF_SHARED|IRQF_NOBALANCING, dev->name, dev)) | 448 | IRQF_DISABLED|IRQF_NOBALANCING, dev->name, dev)) |
449 | return -1; | 449 | return -1; |
450 | 450 | ||
451 | disable_irq(dev->irq); | 451 | disable_irq(dev->irq); |
diff --git a/arch/x86/kernel/io_apic.c b/arch/x86/kernel/io_apic.c index 988ee89467d3..8e2ed9c359b4 100644 --- a/arch/x86/kernel/io_apic.c +++ b/arch/x86/kernel/io_apic.c | |||
@@ -1140,6 +1140,20 @@ static void __clear_irq_vector(int irq) | |||
1140 | 1140 | ||
1141 | cfg->vector = 0; | 1141 | cfg->vector = 0; |
1142 | cpus_clear(cfg->domain); | 1142 | cpus_clear(cfg->domain); |
1143 | |||
1144 | if (likely(!cfg->move_in_progress)) | ||
1145 | return; | ||
1146 | cpus_and(mask, cfg->old_domain, cpu_online_map); | ||
1147 | for_each_cpu_mask_nr(cpu, mask) { | ||
1148 | for (vector = FIRST_EXTERNAL_VECTOR; vector < NR_VECTORS; | ||
1149 | vector++) { | ||
1150 | if (per_cpu(vector_irq, cpu)[vector] != irq) | ||
1151 | continue; | ||
1152 | per_cpu(vector_irq, cpu)[vector] = -1; | ||
1153 | break; | ||
1154 | } | ||
1155 | } | ||
1156 | cfg->move_in_progress = 0; | ||
1143 | } | 1157 | } |
1144 | 1158 | ||
1145 | void __setup_vector_irq(int cpu) | 1159 | void __setup_vector_irq(int cpu) |
diff --git a/arch/x86/kernel/kvmclock.c b/arch/x86/kernel/kvmclock.c index 774ac4991568..1c9cc431ea4f 100644 --- a/arch/x86/kernel/kvmclock.c +++ b/arch/x86/kernel/kvmclock.c | |||
@@ -128,7 +128,7 @@ static int kvm_register_clock(char *txt) | |||
128 | } | 128 | } |
129 | 129 | ||
130 | #ifdef CONFIG_X86_LOCAL_APIC | 130 | #ifdef CONFIG_X86_LOCAL_APIC |
131 | static void kvm_setup_secondary_clock(void) | 131 | static void __devinit kvm_setup_secondary_clock(void) |
132 | { | 132 | { |
133 | /* | 133 | /* |
134 | * Now that the first cpu already had this clocksource initialized, | 134 | * Now that the first cpu already had this clocksource initialized, |
diff --git a/arch/x86/kernel/reboot.c b/arch/x86/kernel/reboot.c index 724adfc63cb9..cc5a2545dd41 100644 --- a/arch/x86/kernel/reboot.c +++ b/arch/x86/kernel/reboot.c | |||
@@ -169,6 +169,15 @@ static struct dmi_system_id __initdata reboot_dmi_table[] = { | |||
169 | DMI_MATCH(DMI_BOARD_NAME, "0KW626"), | 169 | DMI_MATCH(DMI_BOARD_NAME, "0KW626"), |
170 | }, | 170 | }, |
171 | }, | 171 | }, |
172 | { /* Handle problems with rebooting on Dell Optiplex 330 with 0KP561 */ | ||
173 | .callback = set_bios_reboot, | ||
174 | .ident = "Dell OptiPlex 330", | ||
175 | .matches = { | ||
176 | DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), | ||
177 | DMI_MATCH(DMI_PRODUCT_NAME, "OptiPlex 330"), | ||
178 | DMI_MATCH(DMI_BOARD_NAME, "0KP561"), | ||
179 | }, | ||
180 | }, | ||
172 | { /* Handle problems with rebooting on Dell 2400's */ | 181 | { /* Handle problems with rebooting on Dell 2400's */ |
173 | .callback = set_bios_reboot, | 182 | .callback = set_bios_reboot, |
174 | .ident = "Dell PowerEdge 2400", | 183 | .ident = "Dell PowerEdge 2400", |
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index 0fa6790c1dd3..9d5674f7b6cc 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c | |||
@@ -764,7 +764,7 @@ static struct dmi_system_id __initdata bad_bios_dmi_table[] = { | |||
764 | .callback = dmi_low_memory_corruption, | 764 | .callback = dmi_low_memory_corruption, |
765 | .ident = "Phoenix BIOS", | 765 | .ident = "Phoenix BIOS", |
766 | .matches = { | 766 | .matches = { |
767 | DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies, LTD"), | 767 | DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies"), |
768 | }, | 768 | }, |
769 | }, | 769 | }, |
770 | #endif | 770 | #endif |
diff --git a/arch/x86/kernel/tsc_sync.c b/arch/x86/kernel/tsc_sync.c index 9ffb01c31c40..1c0dfbca87c1 100644 --- a/arch/x86/kernel/tsc_sync.c +++ b/arch/x86/kernel/tsc_sync.c | |||
@@ -46,7 +46,9 @@ static __cpuinit void check_tsc_warp(void) | |||
46 | cycles_t start, now, prev, end; | 46 | cycles_t start, now, prev, end; |
47 | int i; | 47 | int i; |
48 | 48 | ||
49 | rdtsc_barrier(); | ||
49 | start = get_cycles(); | 50 | start = get_cycles(); |
51 | rdtsc_barrier(); | ||
50 | /* | 52 | /* |
51 | * The measurement runs for 20 msecs: | 53 | * The measurement runs for 20 msecs: |
52 | */ | 54 | */ |
@@ -61,7 +63,9 @@ static __cpuinit void check_tsc_warp(void) | |||
61 | */ | 63 | */ |
62 | __raw_spin_lock(&sync_lock); | 64 | __raw_spin_lock(&sync_lock); |
63 | prev = last_tsc; | 65 | prev = last_tsc; |
66 | rdtsc_barrier(); | ||
64 | now = get_cycles(); | 67 | now = get_cycles(); |
68 | rdtsc_barrier(); | ||
65 | last_tsc = now; | 69 | last_tsc = now; |
66 | __raw_spin_unlock(&sync_lock); | 70 | __raw_spin_unlock(&sync_lock); |
67 | 71 | ||
diff --git a/arch/x86/kvm/Kconfig b/arch/x86/kvm/Kconfig index ce3251ce5504..b81125f0bdee 100644 --- a/arch/x86/kvm/Kconfig +++ b/arch/x86/kvm/Kconfig | |||
@@ -20,6 +20,8 @@ if VIRTUALIZATION | |||
20 | config KVM | 20 | config KVM |
21 | tristate "Kernel-based Virtual Machine (KVM) support" | 21 | tristate "Kernel-based Virtual Machine (KVM) support" |
22 | depends on HAVE_KVM | 22 | depends on HAVE_KVM |
23 | # for device assignment: | ||
24 | depends on PCI | ||
23 | select PREEMPT_NOTIFIERS | 25 | select PREEMPT_NOTIFIERS |
24 | select MMU_NOTIFIER | 26 | select MMU_NOTIFIER |
25 | select ANON_INODES | 27 | select ANON_INODES |
diff --git a/arch/x86/kvm/i8254.c b/arch/x86/kvm/i8254.c index 8772dc946823..59ebd37ad79e 100644 --- a/arch/x86/kvm/i8254.c +++ b/arch/x86/kvm/i8254.c | |||
@@ -548,8 +548,10 @@ struct kvm_pit *kvm_create_pit(struct kvm *kvm) | |||
548 | mutex_lock(&kvm->lock); | 548 | mutex_lock(&kvm->lock); |
549 | pit->irq_source_id = kvm_request_irq_source_id(kvm); | 549 | pit->irq_source_id = kvm_request_irq_source_id(kvm); |
550 | mutex_unlock(&kvm->lock); | 550 | mutex_unlock(&kvm->lock); |
551 | if (pit->irq_source_id < 0) | 551 | if (pit->irq_source_id < 0) { |
552 | kfree(pit); | ||
552 | return NULL; | 553 | return NULL; |
554 | } | ||
553 | 555 | ||
554 | mutex_init(&pit->pit_state.lock); | 556 | mutex_init(&pit->pit_state.lock); |
555 | mutex_lock(&pit->pit_state.lock); | 557 | mutex_lock(&pit->pit_state.lock); |
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index 2a5e64881d9b..f1983d9477cd 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c | |||
@@ -314,7 +314,7 @@ static int mmu_topup_memory_caches(struct kvm_vcpu *vcpu) | |||
314 | if (r) | 314 | if (r) |
315 | goto out; | 315 | goto out; |
316 | r = mmu_topup_memory_cache(&vcpu->arch.mmu_rmap_desc_cache, | 316 | r = mmu_topup_memory_cache(&vcpu->arch.mmu_rmap_desc_cache, |
317 | rmap_desc_cache, 1); | 317 | rmap_desc_cache, 4); |
318 | if (r) | 318 | if (r) |
319 | goto out; | 319 | goto out; |
320 | r = mmu_topup_memory_cache_page(&vcpu->arch.mmu_page_cache, 8); | 320 | r = mmu_topup_memory_cache_page(&vcpu->arch.mmu_page_cache, 8); |
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index 2643b430d83a..d06b4dc0e2ea 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c | |||
@@ -3564,7 +3564,8 @@ static int __init vmx_init(void) | |||
3564 | bypass_guest_pf = 0; | 3564 | bypass_guest_pf = 0; |
3565 | kvm_mmu_set_base_ptes(VMX_EPT_READABLE_MASK | | 3565 | kvm_mmu_set_base_ptes(VMX_EPT_READABLE_MASK | |
3566 | VMX_EPT_WRITABLE_MASK | | 3566 | VMX_EPT_WRITABLE_MASK | |
3567 | VMX_EPT_DEFAULT_MT << VMX_EPT_MT_EPTE_SHIFT); | 3567 | VMX_EPT_DEFAULT_MT << VMX_EPT_MT_EPTE_SHIFT | |
3568 | VMX_EPT_IGMT_BIT); | ||
3568 | kvm_mmu_set_mask_ptes(0ull, 0ull, 0ull, 0ull, | 3569 | kvm_mmu_set_mask_ptes(0ull, 0ull, 0ull, 0ull, |
3569 | VMX_EPT_EXECUTABLE_MASK); | 3570 | VMX_EPT_EXECUTABLE_MASK); |
3570 | kvm_enable_tdp(); | 3571 | kvm_enable_tdp(); |
diff --git a/arch/x86/kvm/vmx.h b/arch/x86/kvm/vmx.h index 3e010d21fdd7..ec5edc339da6 100644 --- a/arch/x86/kvm/vmx.h +++ b/arch/x86/kvm/vmx.h | |||
@@ -352,6 +352,7 @@ enum vmcs_field { | |||
352 | #define VMX_EPT_READABLE_MASK 0x1ull | 352 | #define VMX_EPT_READABLE_MASK 0x1ull |
353 | #define VMX_EPT_WRITABLE_MASK 0x2ull | 353 | #define VMX_EPT_WRITABLE_MASK 0x2ull |
354 | #define VMX_EPT_EXECUTABLE_MASK 0x4ull | 354 | #define VMX_EPT_EXECUTABLE_MASK 0x4ull |
355 | #define VMX_EPT_IGMT_BIT (1ull << 6) | ||
355 | 356 | ||
356 | #define VMX_EPT_IDENTITY_PAGETABLE_ADDR 0xfffbc000ul | 357 | #define VMX_EPT_IDENTITY_PAGETABLE_ADDR 0xfffbc000ul |
357 | 358 | ||
diff --git a/arch/x86/mach-voyager/voyager_smp.c b/arch/x86/mach-voyager/voyager_smp.c index 0e331652681e..52145007bd7e 100644 --- a/arch/x86/mach-voyager/voyager_smp.c +++ b/arch/x86/mach-voyager/voyager_smp.c | |||
@@ -7,6 +7,7 @@ | |||
7 | * This file provides all the same external entries as smp.c but uses | 7 | * This file provides all the same external entries as smp.c but uses |
8 | * the voyager hal to provide the functionality | 8 | * the voyager hal to provide the functionality |
9 | */ | 9 | */ |
10 | #include <linux/cpu.h> | ||
10 | #include <linux/module.h> | 11 | #include <linux/module.h> |
11 | #include <linux/mm.h> | 12 | #include <linux/mm.h> |
12 | #include <linux/kernel_stat.h> | 13 | #include <linux/kernel_stat.h> |
@@ -1790,6 +1791,17 @@ void __init smp_setup_processor_id(void) | |||
1790 | x86_write_percpu(cpu_number, hard_smp_processor_id()); | 1791 | x86_write_percpu(cpu_number, hard_smp_processor_id()); |
1791 | } | 1792 | } |
1792 | 1793 | ||
1794 | static void voyager_send_call_func(cpumask_t callmask) | ||
1795 | { | ||
1796 | __u32 mask = cpus_addr(callmask)[0] & ~(1 << smp_processor_id()); | ||
1797 | send_CPI(mask, VIC_CALL_FUNCTION_CPI); | ||
1798 | } | ||
1799 | |||
1800 | static void voyager_send_call_func_single(int cpu) | ||
1801 | { | ||
1802 | send_CPI(1 << cpu, VIC_CALL_FUNCTION_SINGLE_CPI); | ||
1803 | } | ||
1804 | |||
1793 | struct smp_ops smp_ops = { | 1805 | struct smp_ops smp_ops = { |
1794 | .smp_prepare_boot_cpu = voyager_smp_prepare_boot_cpu, | 1806 | .smp_prepare_boot_cpu = voyager_smp_prepare_boot_cpu, |
1795 | .smp_prepare_cpus = voyager_smp_prepare_cpus, | 1807 | .smp_prepare_cpus = voyager_smp_prepare_cpus, |
@@ -1799,6 +1811,6 @@ struct smp_ops smp_ops = { | |||
1799 | .smp_send_stop = voyager_smp_send_stop, | 1811 | .smp_send_stop = voyager_smp_send_stop, |
1800 | .smp_send_reschedule = voyager_smp_send_reschedule, | 1812 | .smp_send_reschedule = voyager_smp_send_reschedule, |
1801 | 1813 | ||
1802 | .send_call_func_ipi = native_send_call_func_ipi, | 1814 | .send_call_func_ipi = voyager_send_call_func, |
1803 | .send_call_func_single_ipi = native_send_call_func_single_ipi, | 1815 | .send_call_func_single_ipi = voyager_send_call_func_single, |
1804 | }; | 1816 | }; |
diff --git a/arch/x86/mm/numa_32.c b/arch/x86/mm/numa_32.c index 847c164725f4..8518c678d83f 100644 --- a/arch/x86/mm/numa_32.c +++ b/arch/x86/mm/numa_32.c | |||
@@ -222,6 +222,41 @@ static void __init remap_numa_kva(void) | |||
222 | } | 222 | } |
223 | } | 223 | } |
224 | 224 | ||
225 | #ifdef CONFIG_HIBERNATION | ||
226 | /** | ||
227 | * resume_map_numa_kva - add KVA mapping to the temporary page tables created | ||
228 | * during resume from hibernation | ||
229 | * @pgd_base - temporary resume page directory | ||
230 | */ | ||
231 | void resume_map_numa_kva(pgd_t *pgd_base) | ||
232 | { | ||
233 | int node; | ||
234 | |||
235 | for_each_online_node(node) { | ||
236 | unsigned long start_va, start_pfn, size, pfn; | ||
237 | |||
238 | start_va = (unsigned long)node_remap_start_vaddr[node]; | ||
239 | start_pfn = node_remap_start_pfn[node]; | ||
240 | size = node_remap_size[node]; | ||
241 | |||
242 | printk(KERN_DEBUG "%s: node %d\n", __FUNCTION__, node); | ||
243 | |||
244 | for (pfn = 0; pfn < size; pfn += PTRS_PER_PTE) { | ||
245 | unsigned long vaddr = start_va + (pfn << PAGE_SHIFT); | ||
246 | pgd_t *pgd = pgd_base + pgd_index(vaddr); | ||
247 | pud_t *pud = pud_offset(pgd, vaddr); | ||
248 | pmd_t *pmd = pmd_offset(pud, vaddr); | ||
249 | |||
250 | set_pmd(pmd, pfn_pmd(start_pfn + pfn, | ||
251 | PAGE_KERNEL_LARGE_EXEC)); | ||
252 | |||
253 | printk(KERN_DEBUG "%s: %08lx -> pfn %08lx\n", | ||
254 | __FUNCTION__, vaddr, start_pfn + pfn); | ||
255 | } | ||
256 | } | ||
257 | } | ||
258 | #endif | ||
259 | |||
225 | static unsigned long calculate_numa_remap_pages(void) | 260 | static unsigned long calculate_numa_remap_pages(void) |
226 | { | 261 | { |
227 | int nid; | 262 | int nid; |
diff --git a/arch/x86/power/hibernate_32.c b/arch/x86/power/hibernate_32.c index f2b6e3f11bfc..81197c62d5b3 100644 --- a/arch/x86/power/hibernate_32.c +++ b/arch/x86/power/hibernate_32.c | |||
@@ -12,6 +12,7 @@ | |||
12 | #include <asm/system.h> | 12 | #include <asm/system.h> |
13 | #include <asm/page.h> | 13 | #include <asm/page.h> |
14 | #include <asm/pgtable.h> | 14 | #include <asm/pgtable.h> |
15 | #include <asm/mmzone.h> | ||
15 | 16 | ||
16 | /* Defined in hibernate_asm_32.S */ | 17 | /* Defined in hibernate_asm_32.S */ |
17 | extern int restore_image(void); | 18 | extern int restore_image(void); |
@@ -127,6 +128,9 @@ static int resume_physical_mapping_init(pgd_t *pgd_base) | |||
127 | } | 128 | } |
128 | } | 129 | } |
129 | } | 130 | } |
131 | |||
132 | resume_map_numa_kva(pgd_base); | ||
133 | |||
130 | return 0; | 134 | return 0; |
131 | } | 135 | } |
132 | 136 | ||