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-rw-r--r--arch/x86/kernel/efi.c12
-rw-r--r--arch/x86/kernel/efi_64.c32
-rw-r--r--arch/x86/kernel/i8253.c2
-rw-r--r--arch/x86/kernel/reboot.c46
-rw-r--r--arch/x86/mm/ioremap.c4
-rw-r--r--arch/x86/mm/pageattr.c4
-rw-r--r--arch/x86/xen/enlighten.c4
-rw-r--r--drivers/acpi/wmi.c2
-rw-r--r--drivers/md/dm-raid1.c2
-rw-r--r--drivers/memstick/host/tifm_ms.c2
-rw-r--r--include/asm-x86/sigcontext.h66
-rw-r--r--kernel/timeconst.pl2
12 files changed, 134 insertions, 44 deletions
diff --git a/arch/x86/kernel/efi.c b/arch/x86/kernel/efi.c
index 32dd62b36ff..cbdf9bacc57 100644
--- a/arch/x86/kernel/efi.c
+++ b/arch/x86/kernel/efi.c
@@ -384,9 +384,6 @@ static void __init runtime_code_page_mkexec(void)
efi_memory_desc_t *md;
void *p;
- if (!(__supported_pte_mask & _PAGE_NX))
- return;
-
/* Make EFI runtime service code area executable */
for (p = memmap.map; p < memmap.map_end; p += memmap.desc_size) {
md = p;
@@ -428,9 +425,6 @@ void __init efi_enter_virtual_mode(void)
else
va = efi_ioremap(md->phys_addr, size);
- if (md->attribute & EFI_MEMORY_WB)
- set_memory_uc(md->virt_addr, size);
-
md->virt_addr = (u64) (unsigned long) va;
if (!va) {
@@ -439,6 +433,9 @@ void __init efi_enter_virtual_mode(void)
continue;
}
+ if (!(md->attribute & EFI_MEMORY_WB))
+ set_memory_uc(md->virt_addr, size);
+
systab = (u64) (unsigned long) efi_phys.systab;
if (md->phys_addr <= systab && systab < end) {
systab += md->virt_addr - md->phys_addr;
@@ -476,7 +473,8 @@ void __init efi_enter_virtual_mode(void)
efi.get_next_high_mono_count = virt_efi_get_next_high_mono_count;
efi.reset_system = virt_efi_reset_system;
efi.set_virtual_address_map = virt_efi_set_virtual_address_map;
- runtime_code_page_mkexec();
+ if (__supported_pte_mask & _PAGE_NX)
+ runtime_code_page_mkexec();
early_iounmap(memmap.map, memmap.nr_map * memmap.desc_size);
memmap.map = NULL;
}
diff --git a/arch/x86/kernel/efi_64.c b/arch/x86/kernel/efi_64.c
index 09d5c233093..d143a1e76b3 100644
--- a/arch/x86/kernel/efi_64.c
+++ b/arch/x86/kernel/efi_64.c
@@ -35,6 +35,7 @@
#include <asm/tlbflush.h>
#include <asm/proto.h>
#include <asm/efi.h>
+#include <asm/cacheflush.h>
static pgd_t save_pgd __initdata;
static unsigned long efi_flags __initdata;
@@ -43,22 +44,15 @@ static void __init early_mapping_set_exec(unsigned long start,
unsigned long end,
int executable)
{
- pte_t *kpte;
- unsigned int level;
-
- while (start < end) {
- kpte = lookup_address((unsigned long)__va(start), &level);
- BUG_ON(!kpte);
- if (executable)
- set_pte(kpte, pte_mkexec(*kpte));
- else
- set_pte(kpte, __pte((pte_val(*kpte) | _PAGE_NX) & \
- __supported_pte_mask));
- if (level == PG_LEVEL_4K)
- start = (start + PAGE_SIZE) & PAGE_MASK;
- else
- start = (start + PMD_SIZE) & PMD_MASK;
- }
+ unsigned long num_pages;
+
+ start &= PMD_MASK;
+ end = (end + PMD_SIZE - 1) & PMD_MASK;
+ num_pages = (end - start) >> PAGE_SHIFT;
+ if (executable)
+ set_memory_x((unsigned long)__va(start), num_pages);
+ else
+ set_memory_nx((unsigned long)__va(start), num_pages);
}
static void __init early_runtime_code_mapping_set_exec(int executable)
@@ -74,7 +68,7 @@ static void __init early_runtime_code_mapping_set_exec(int executable)
md = p;
if (md->type == EFI_RUNTIME_SERVICES_CODE) {
unsigned long end;
- end = md->phys_addr + (md->num_pages << PAGE_SHIFT);
+ end = md->phys_addr + (md->num_pages << EFI_PAGE_SHIFT);
early_mapping_set_exec(md->phys_addr, end, executable);
}
}
@@ -84,8 +78,8 @@ void __init efi_call_phys_prelog(void)
{
unsigned long vaddress;
- local_irq_save(efi_flags);
early_runtime_code_mapping_set_exec(1);
+ local_irq_save(efi_flags);
vaddress = (unsigned long)__va(0x0UL);
save_pgd = *pgd_offset_k(0x0UL);
set_pgd(pgd_offset_k(0x0UL), *pgd_offset_k(vaddress));
@@ -98,9 +92,9 @@ void __init efi_call_phys_epilog(void)
* After the lock is released, the original page table is restored.
*/
set_pgd(pgd_offset_k(0x0UL), save_pgd);
- early_runtime_code_mapping_set_exec(0);
__flush_tlb_all();
local_irq_restore(efi_flags);
+ early_runtime_code_mapping_set_exec(0);
}
void __init efi_reserve_bootmem(void)
diff --git a/arch/x86/kernel/i8253.c b/arch/x86/kernel/i8253.c
index ef62b07b2b4..8540abe86ad 100644
--- a/arch/x86/kernel/i8253.c
+++ b/arch/x86/kernel/i8253.c
@@ -95,7 +95,7 @@ static int pit_next_event(unsigned long delta, struct clock_event_device *evt)
* registered. This mechanism replaces the previous #ifdef LOCAL_APIC -
* !using_apic_timer decisions in do_timer_interrupt_hook()
*/
-struct clock_event_device pit_clockevent = {
+static struct clock_event_device pit_clockevent = {
.name = "pit",
.features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT,
.set_mode = init_pit_timer,
diff --git a/arch/x86/kernel/reboot.c b/arch/x86/kernel/reboot.c
index 5818dc28167..7fd6ac43e4a 100644
--- a/arch/x86/kernel/reboot.c
+++ b/arch/x86/kernel/reboot.c
@@ -326,7 +326,7 @@ static inline void kb_wait(void)
}
}
-void machine_emergency_restart(void)
+static void native_machine_emergency_restart(void)
{
int i;
@@ -376,7 +376,7 @@ void machine_emergency_restart(void)
}
}
-void machine_shutdown(void)
+static void native_machine_shutdown(void)
{
/* Stop the cpus and apics */
#ifdef CONFIG_SMP
@@ -420,7 +420,7 @@ void machine_shutdown(void)
#endif
}
-void machine_restart(char *__unused)
+static void native_machine_restart(char *__unused)
{
printk("machine restart\n");
@@ -429,11 +429,11 @@ void machine_restart(char *__unused)
machine_emergency_restart();
}
-void machine_halt(void)
+static void native_machine_halt(void)
{
}
-void machine_power_off(void)
+static void native_machine_power_off(void)
{
if (pm_power_off) {
if (!reboot_force)
@@ -443,9 +443,35 @@ void machine_power_off(void)
}
struct machine_ops machine_ops = {
- .power_off = machine_power_off,
- .shutdown = machine_shutdown,
- .emergency_restart = machine_emergency_restart,
- .restart = machine_restart,
- .halt = machine_halt
+ .power_off = native_machine_power_off,
+ .shutdown = native_machine_shutdown,
+ .emergency_restart = native_machine_emergency_restart,
+ .restart = native_machine_restart,
+ .halt = native_machine_halt
};
+
+void machine_power_off(void)
+{
+ machine_ops.power_off();
+}
+
+void machine_shutdown(void)
+{
+ machine_ops.shutdown();
+}
+
+void machine_emergency_restart(void)
+{
+ machine_ops.emergency_restart();
+}
+
+void machine_restart(char *cmd)
+{
+ machine_ops.restart(cmd);
+}
+
+void machine_halt(void)
+{
+ machine_ops.halt();
+}
+
diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c
index a4897a85268..9f42d7e9c15 100644
--- a/arch/x86/mm/ioremap.c
+++ b/arch/x86/mm/ioremap.c
@@ -265,7 +265,9 @@ static __initdata pte_t bm_pte[PAGE_SIZE/sizeof(pte_t)]
static inline pmd_t * __init early_ioremap_pmd(unsigned long addr)
{
- pgd_t *pgd = &swapper_pg_dir[pgd_index(addr)];
+ /* Don't assume we're using swapper_pg_dir at this point */
+ pgd_t *base = __va(read_cr3());
+ pgd_t *pgd = &base[pgd_index(addr)];
pud_t *pud = pud_offset(pgd, addr);
pmd_t *pmd = pmd_offset(pud, addr);
diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c
index 440210a2277..bd61ed13f9c 100644
--- a/arch/x86/mm/pageattr.c
+++ b/arch/x86/mm/pageattr.c
@@ -275,8 +275,8 @@ try_preserve_large_page(pte_t *kpte, unsigned long address,
break;
#ifdef CONFIG_X86_64
case PG_LEVEL_1G:
- psize = PMD_PAGE_SIZE;
- pmask = PMD_PAGE_MASK;
+ psize = PUD_PAGE_SIZE;
+ pmask = PUD_PAGE_MASK;
break;
#endif
default:
diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
index de647bc6e74..49e5358f481 100644
--- a/arch/x86/xen/enlighten.c
+++ b/arch/x86/xen/enlighten.c
@@ -798,6 +798,10 @@ static __init void xen_pagetable_setup_start(pgd_t *base)
* added to the table can be prepared properly for Xen.
*/
xen_write_cr3(__pa(base));
+
+ /* Unpin initial Xen pagetable */
+ pin_pagetable_pfn(MMUEXT_UNPIN_TABLE,
+ PFN_DOWN(__pa(xen_start_info->pt_base)));
}
static __init void xen_pagetable_setup_done(pgd_t *base)
diff --git a/drivers/acpi/wmi.c b/drivers/acpi/wmi.c
index 457ed3d3f51..efacc9f8bfe 100644
--- a/drivers/acpi/wmi.c
+++ b/drivers/acpi/wmi.c
@@ -247,7 +247,7 @@ u32 method_id, const struct acpi_buffer *in, struct acpi_buffer *out)
block = &wblock->gblock;
handle = wblock->handle;
- if (!block->flags & ACPI_WMI_METHOD)
+ if (!(block->flags & ACPI_WMI_METHOD))
return AE_BAD_DATA;
if (block->instance_count < instance)
diff --git a/drivers/md/dm-raid1.c b/drivers/md/dm-raid1.c
index edc057f5cdc..2928ef22810 100644
--- a/drivers/md/dm-raid1.c
+++ b/drivers/md/dm-raid1.c
@@ -124,7 +124,7 @@ enum dm_raid1_error {
struct mirror {
struct mirror_set *ms;
atomic_t error_count;
- uint32_t error_type;
+ unsigned long error_type;
struct dm_dev *dev;
sector_t offset;
};
diff --git a/drivers/memstick/host/tifm_ms.c b/drivers/memstick/host/tifm_ms.c
index f55b71a4337..4fb24215bd9 100644
--- a/drivers/memstick/host/tifm_ms.c
+++ b/drivers/memstick/host/tifm_ms.c
@@ -282,7 +282,7 @@ static int tifm_ms_issue_cmd(struct tifm_ms *host)
writel(TIFM_MS_SYS_LATCH
| readl(sock->addr + SOCK_MS_SYSTEM),
- sock + SOCK_MS_SYSTEM);
+ sock->addr + SOCK_MS_SYSTEM);
writel(0, sock->addr + SOCK_MS_DATA);
dev_dbg(&sock->dev, "writing %x\n", 0);
diff --git a/include/asm-x86/sigcontext.h b/include/asm-x86/sigcontext.h
index 681deade5f0..d743947f4c7 100644
--- a/include/asm-x86/sigcontext.h
+++ b/include/asm-x86/sigcontext.h
@@ -58,6 +58,7 @@ struct _fpstate {
#define X86_FXSR_MAGIC 0x0000
+#ifdef __KERNEL__
struct sigcontext {
unsigned short gs, __gsh;
unsigned short fs, __fsh;
@@ -82,6 +83,35 @@ struct sigcontext {
unsigned long oldmask;
unsigned long cr2;
};
+#else /* __KERNEL__ */
+/*
+ * User-space might still rely on the old definition:
+ */
+struct sigcontext {
+ unsigned short gs, __gsh;
+ unsigned short fs, __fsh;
+ unsigned short es, __esh;
+ unsigned short ds, __dsh;
+ unsigned long edi;
+ unsigned long esi;
+ unsigned long ebp;
+ unsigned long esp;
+ unsigned long ebx;
+ unsigned long edx;
+ unsigned long ecx;
+ unsigned long eax;
+ unsigned long trapno;
+ unsigned long err;
+ unsigned long eip;
+ unsigned short cs, __csh;
+ unsigned long eflags;
+ unsigned long esp_at_signal;
+ unsigned short ss, __ssh;
+ struct _fpstate __user * fpstate;
+ unsigned long oldmask;
+ unsigned long cr2;
+};
+#endif /* !__KERNEL__ */
#else /* __i386__ */
@@ -102,6 +132,7 @@ struct _fpstate {
__u32 reserved2[24];
};
+#ifdef __KERNEL__
struct sigcontext {
unsigned long r8;
unsigned long r9;
@@ -132,6 +163,41 @@ struct sigcontext {
struct _fpstate __user *fpstate; /* zero when no FPU context */
unsigned long reserved1[8];
};
+#else /* __KERNEL__ */
+/*
+ * User-space might still rely on the old definition:
+ */
+struct sigcontext {
+ unsigned long r8;
+ unsigned long r9;
+ unsigned long r10;
+ unsigned long r11;
+ unsigned long r12;
+ unsigned long r13;
+ unsigned long r14;
+ unsigned long r15;
+ unsigned long rdi;
+ unsigned long rsi;
+ unsigned long rbp;
+ unsigned long rbx;
+ unsigned long rdx;
+ unsigned long rax;
+ unsigned long rcx;
+ unsigned long rsp;
+ unsigned long rip;
+ unsigned long eflags; /* RFLAGS */
+ unsigned short cs;
+ unsigned short gs;
+ unsigned short fs;
+ unsigned short __pad0;
+ unsigned long err;
+ unsigned long trapno;
+ unsigned long oldmask;
+ unsigned long cr2;
+ struct _fpstate __user *fpstate; /* zero when no FPU context */
+ unsigned long reserved1[8];
+};
+#endif /* !__KERNEL__ */
#endif /* !__i386__ */
diff --git a/kernel/timeconst.pl b/kernel/timeconst.pl
index 62b1287932e..41468035473 100644
--- a/kernel/timeconst.pl
+++ b/kernel/timeconst.pl
@@ -339,7 +339,7 @@ sub output($@)
print "\n";
foreach $pfx ('HZ_TO_MSEC','MSEC_TO_HZ',
- 'USEC_TO_HZ','HZ_TO_USEC') {
+ 'HZ_TO_USEC','USEC_TO_HZ') {
foreach $bit (32, 64) {
foreach $suf ('MUL', 'ADJ', 'SHR') {
printf "#define %-23s %s\n",
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-20 20:48:18 +0000