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Jeremy Fitzhardinge e2a81baf66 xen: support sysenter/sysexit if hypervisor does 
64-bit Xen supports sysenter for 32-bit guests, so support its
use.  (sysenter is faster than int $0x80 in 32-on-64.)

sysexit is still not supported, so we fake it up using iret.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
2008-04-24 23:57:31 +02:00
..
acpi
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mingo/linux-2.6-sched-devel
2008-04-21 15:40:24 -07:00
cpu
Merge branch 'semaphore' of git://git.kernel.org/pub/scm/linux/kernel/git/willy/misc
2008-04-21 15:41:27 -07:00
.gitignore
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alternative.c
x86: fix test_poke for vmalloced pages
2008-04-17 17:41:29 +02:00
aperture_64.c
x86: clean up aperture_64.c
2008-04-17 17:41:19 +02:00
apic_32.c
x86: move up & smp variables to setup.c
2008-04-17 17:41:35 +02:00
apic_64.c
x86: move up & smp variables to setup.c
2008-04-17 17:41:35 +02:00
apm_32.c
x86: switch to proc_create()
2008-04-17 17:40:51 +02:00
asm-offsets_32.c
x86: move struct definitions to unifed sigframe.h
2008-04-17 17:40:46 +02:00
asm-offsets_64.c
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asm-offsets.c
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audit_64.c
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bootflag.c
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bugs_64.c
x86: don't use large pages to map the first 2/4MB of memory
2008-04-17 17:41:30 +02:00
cpuid.c
PM: Remove destroy_suspended_device()
2008-04-19 19:10:28 -07:00
crash_dump_32.c
…
crash_dump_64.c
…
crash.c
x86: move ipi definitions to mach_ipi.h
2008-04-17 17:41:30 +02:00
doublefault_32.c
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ds.c
x86: debug Store - call kfree if only we really need it
2008-04-17 17:41:34 +02:00
e820_32.c
x86: rename find_max_pfn() to propagate_e820_map()
2008-04-19 19:19:55 +02:00
e820_64.c
x86: e820_64, fix section mismatch warning
2008-04-19 19:19:54 +02:00
early_printk.c
x86: coding style fixes to x86/kernel/early_printk.c
2008-04-17 17:40:51 +02:00
early-quirks.c
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efi_32.c
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efi_64.c
x86: EFI_PAGE_SHIFT fix
2008-04-19 19:19:54 +02:00
efi_stub_32.S
…
efi_stub_64.S
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efi.c
x86: EFI_PAGE_SHIFT fix
2008-04-19 19:19:54 +02:00
entry_32.S
xen: support sysenter/sysexit if hypervisor does
2008-04-24 23:57:31 +02:00
entry_64.S
x86: ptrace vs -ENOSYS
2008-04-17 17:41:13 +02:00
genapic_64.c
x86: move x86_cpu_to_apicid_init to smpboot.c
2008-04-17 17:41:34 +02:00
genapic_flat_64.c
x86: use cpumask_of_cpu()
2008-04-17 17:41:36 +02:00
genx2apic_uv_x.c
x86: UV startup of slave cpus
2008-04-19 19:19:58 +02:00
geode_32.c
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head32.c
x86: introduce kernel/head32.c
2008-04-17 17:40:49 +02:00
head64.c
x86_64: do not reserve ramdisk two times
2008-04-19 19:19:54 +02:00
head_32.S
x86: remove pointless comments
2008-04-19 19:19:54 +02:00
head_64.S
x86: move suspend wakeup code to C
2008-04-17 17:41:37 +02:00
hpet.c
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i386_ksyms_32.c
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i387.c
x86, fpu: lazy allocation of FPU area - v5
2008-04-19 19:19:55 +02:00
i8237.c
…
i8253.c
…
i8259_32.c
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i8259_64.c
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init_task.c
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io_apic_32.c
x86: remove unnecessary tmp local variable
2008-04-17 17:41:36 +02:00
io_apic_64.c
cpumask: Cleanup more uses of CPU_MASK and NODE_MASK
2008-04-19 19:44:58 +02:00
io_delay.c
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ioport.c
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ipi.c
x86: create ipi.c
2008-04-17 17:40:56 +02:00
irq_32.c
x86: replace remaining __FUNCTION__ occurances
2008-04-17 17:40:57 +02:00
irq_64.c
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k8.c
…
kdebugfs.c
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kgdb.c
x86: KGDB build fix
2008-04-19 19:19:54 +02:00
kprobes.c
x86: replace most VM86 flags with flags from processor-flags.h
2008-04-17 17:41:33 +02:00
ldt.c
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machine_kexec_32.c
…
machine_kexec_64.c
…
Makefile
x86: integrate pci-dma.c
2008-04-19 19:19:58 +02:00
mca_32.c
x86: coding style fixes to arch/x86/kernel/mca_32.c
2008-04-17 17:40:49 +02:00
mfgpt_32.c
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microcode.c
x86: use new set_cpus_allowed_ptr function
2008-04-19 19:44:58 +02:00
module_32.c
…
module_64.c
…
mpparse.c
x86: print out buggy mptable
2008-04-17 17:41:36 +02:00
msr.c
PM: Remove destroy_suspended_device()
2008-04-19 19:10:28 -07:00
nmi_32.c
ftrace: add notrace annotations for NMI routines
2008-04-19 19:19:55 +02:00
nmi_64.c
ftrace: add notrace annotations for NMI routines
2008-04-19 19:19:55 +02:00
numaq_32.c
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paravirt_patch_32.c
…
paravirt_patch_64.c
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paravirt.c
x86: add pud_alloc for 4-level pagetables
2008-04-24 23:57:31 +02:00
pci-calgary_64.c
Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/pci-2.6
2008-04-21 15:58:35 -07:00
pci-dma.c
x86: integrate pci-dma.c
2008-04-19 19:19:58 +02:00
pci-gart_64.c
x86: dma-ops on highmem fix
2008-04-19 19:19:56 +02:00
pci-nommu.c
x86: unify pci-nommu
2008-04-19 19:19:57 +02:00
pci-swiotlb_64.c
x86: dma-ops on highmem fix
2008-04-19 19:19:56 +02:00
pcspeaker.c
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pmtimer_64.c
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process_32.c
x86, fpu: lazy allocation of FPU area - v5
2008-04-19 19:19:55 +02:00
process_64.c
x86, fpu: lazy allocation of FPU area - v5
2008-04-19 19:19:55 +02:00
process.c
x86: fpu xstate split cleanup
2008-04-19 19:19:55 +02:00
ptrace.c
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quirks.c
…
reboot_fixups_32.c
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reboot.c
x86: unify KERNEL_PGD_PTRS
2008-04-24 23:57:31 +02:00
relocate_kernel_32.S
x86: relocate_kernel - use predefined macroses for page attributes
2008-04-17 17:41:29 +02:00
relocate_kernel_64.S
x86: relocate_kernel - use predefined macroses for page attributes
2008-04-17 17:41:29 +02:00
rtc.c
x86: fix cmos read and write to not use inb_p and outb_p
2008-04-17 17:40:47 +02:00
scx200_32.c
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setup64.c
x86: fix exec mappings comments
2008-04-19 19:19:55 +02:00
setup_32.c
Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-2.6
2008-04-21 15:49:58 -07:00
setup_64.c
Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-2.6
2008-04-21 15:49:58 -07:00
setup.c
x86: convert cpumask_of_cpu macro to allocated array
2008-04-19 19:44:59 +02:00
sigframe.h
x86: move struct definitions to unifed sigframe.h
2008-04-17 17:40:46 +02:00
signal_32.c
x86: replace most VM86 flags with flags from processor-flags.h
2008-04-17 17:41:33 +02:00
signal_64.c
x86: remove DEBUG_SIG
2008-04-17 17:40:57 +02:00
smp.c
x86: move ipi definitions to mach_ipi.h
2008-04-17 17:41:30 +02:00
smpboot.c
x86: unify KERNEL_PGD_PTRS
2008-04-24 23:57:31 +02:00
smpcommon_32.c
x86: create smpcommon.c
2008-04-17 17:40:55 +02:00
smpcommon.c
x86: create smpcommon.c
2008-04-17 17:40:55 +02:00
srat_32.c
x86: replace remaining __FUNCTION__ occurances
2008-04-17 17:40:57 +02:00
stacktrace.c
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step.c
x86: prevent unconditional writes to DebugCtl MSR
2008-04-17 17:40:58 +02:00
summit_32.c
x86: move mp_bus_id_to_node to numa.c
2008-04-17 17:40:59 +02:00
sys_i386_32.c
…
sys_x86_64.c
…
syscall_64.c
x86: coding style fixes to arch/x86/kernel/syscall_64.c
2008-04-17 17:40:48 +02:00
syscall_table_32.S
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tce_64.c
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test_nx.c
x86: Explicitly include required header files.
2008-04-17 17:41:15 +02:00
test_rodata.c
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time_32.c
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time_64.c
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tlb_32.c
x86: create tlb files
2008-04-17 17:40:56 +02:00
tlb_64.c
x86: move ipi definitions to mach_ipi.h
2008-04-17 17:41:30 +02:00
tls.c
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tls.h
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topology.c
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trampoline_32.S
…
trampoline_64.S
x86: move suspend wakeup code to C
2008-04-17 17:41:37 +02:00
trampoline.c
x86: standalone trampoline code
2008-04-17 17:41:37 +02:00
traps_32.c
x86, fpu: lazy allocation of FPU area - v5
2008-04-19 19:19:55 +02:00
traps_64.c
x86, fpu: lazy allocation of FPU area - v5
2008-04-19 19:19:55 +02:00
tsc_32.c
x86: tsc prevent time going backwards
2008-04-19 19:19:55 +02:00
tsc_64.c
x86: tsc prevent time going backwards
2008-04-19 19:19:55 +02:00
tsc_sync.c
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verify_cpu_64.S
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vm86_32.c
x86: replace most VM86 flags with flags from processor-flags.h
2008-04-17 17:41:33 +02:00
vmi_32.c
x86: unify KERNEL_PGD_PTRS
2008-04-24 23:57:31 +02:00
vmiclock_32.c
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vmlinux_32.lds.S
x86: use ELF section to list CPU vendor specific code
2008-04-17 17:40:47 +02:00
vmlinux_64.lds.S
x86: use ELF section to list CPU vendor specific code
2008-04-17 17:40:47 +02:00
vmlinux.lds.S
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vsmp_64.c
x86: clean up vSMP detection
2008-04-17 17:41:29 +02:00
vsyscall_64.c
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x8664_ksyms_64.c
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/x86/linux-2.6-x86
2008-04-18 08:25:51 -07:00