diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-18 08:25:51 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-18 08:25:51 -0700 |
commit | 9e9abecfc0ff3a9ad2ead954b37bbfcb863c775e (patch) | |
tree | 0c3ffda953b82750638a06507591ad587b565ff2 /arch/x86/power/cpu_32.c | |
parent | d7bb545d86825e635cab33a1dd81ca0ad7b92887 (diff) | |
parent | 77ad386e596c6b0930cc2e09e3cce485e3ee7f72 (diff) |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/x86/linux-2.6-x86
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/x86/linux-2.6-x86: (613 commits)
x86: standalone trampoline code
x86: move suspend wakeup code to C
x86: coding style fixes to arch/x86/kernel/acpi/sleep.c
x86: setup_trampoline() - fix section mismatch warning
x86: section mismatch fixes, #1
x86: fix paranoia about using BIOS quickboot mechanism.
x86: print out buggy mptable
x86: use cpu_online()
x86: use cpumask_of_cpu()
x86: remove unnecessary tmp local variable
x86: remove unnecessary memset()
x86: use ioapic_read_entry() and ioapic_write_entry()
x86: avoid redundant loop in io_apic_level_ack_pending()
x86: remove superfluous initialisation in boot code.
x86: merge mpparse_{32,64}.c
x86: unify mp_register_gsi
x86: unify mp_config_acpi_legacy_irqs
x86: unify mp_register_ioapic
x86: unify uniq_io_apic_id
x86: unify smp_scan_config
...
Diffstat (limited to 'arch/x86/power/cpu_32.c')
-rw-r--r-- | arch/x86/power/cpu_32.c | 41 |
1 files changed, 23 insertions, 18 deletions
diff --git a/arch/x86/power/cpu_32.c b/arch/x86/power/cpu_32.c index 7f9c6da04a4..7dc5d5cf50a 100644 --- a/arch/x86/power/cpu_32.c +++ b/arch/x86/power/cpu_32.c @@ -27,17 +27,17 @@ static void __save_processor_state(struct saved_context *ctxt) /* * descriptor tables */ - store_gdt(&ctxt->gdt); - store_idt(&ctxt->idt); - store_tr(ctxt->tr); + store_gdt(&ctxt->gdt); + store_idt(&ctxt->idt); + store_tr(ctxt->tr); /* * segment registers */ - savesegment(es, ctxt->es); - savesegment(fs, ctxt->fs); - savesegment(gs, ctxt->gs); - savesegment(ss, ctxt->ss); + savesegment(es, ctxt->es); + savesegment(fs, ctxt->fs); + savesegment(gs, ctxt->gs); + savesegment(ss, ctxt->ss); /* * control registers @@ -48,10 +48,12 @@ static void __save_processor_state(struct saved_context *ctxt) ctxt->cr4 = read_cr4(); } +/* Needed by apm.c */ void save_processor_state(void) { __save_processor_state(&saved_context); } +EXPORT_SYMBOL(save_processor_state); static void do_fpu_end(void) { @@ -64,9 +66,14 @@ static void do_fpu_end(void) static void fix_processor_context(void) { int cpu = smp_processor_id(); - struct tss_struct * t = &per_cpu(init_tss, cpu); + struct tss_struct *t = &per_cpu(init_tss, cpu); - set_tss_desc(cpu,t); /* This just modifies memory; should not be necessary. But... This is necessary, because 386 hardware has concept of busy TSS or some similar stupidity. */ + set_tss_desc(cpu, t); /* + * This just modifies memory; should not be + * necessary. But... This is necessary, because + * 386 hardware has concept of busy TSS or some + * similar stupidity. + */ load_TR_desc(); /* This does ltr */ load_LDT(¤t->active_mm->context); /* This does lldt */ @@ -100,16 +107,16 @@ static void __restore_processor_state(struct saved_context *ctxt) * now restore the descriptor tables to their proper values * ltr is done i fix_processor_context(). */ - load_gdt(&ctxt->gdt); - load_idt(&ctxt->idt); + load_gdt(&ctxt->gdt); + load_idt(&ctxt->idt); /* * segment registers */ - loadsegment(es, ctxt->es); - loadsegment(fs, ctxt->fs); - loadsegment(gs, ctxt->gs); - loadsegment(ss, ctxt->ss); + loadsegment(es, ctxt->es); + loadsegment(fs, ctxt->fs); + loadsegment(gs, ctxt->gs); + loadsegment(ss, ctxt->ss); /* * sysenter MSRs @@ -123,11 +130,9 @@ static void __restore_processor_state(struct saved_context *ctxt) mcheck_init(&boot_cpu_data); } +/* Needed by apm.c */ void restore_processor_state(void) { __restore_processor_state(&saved_context); } - -/* Needed by apm.c */ -EXPORT_SYMBOL(save_processor_state); EXPORT_SYMBOL(restore_processor_state); |