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| author | Jeremy Fitzhardinge <jeremy@goop.org> | 2008-05-26 23:31:01 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2008-05-27 10:11:35 +0200 |
| commit | 7b1333aa4cb546ddeb9c05098a53d9a777623a05 (patch) | |
| tree | 2ab9949f9f64da6ea9510985c45fa0f047545ec9 /include/asm-x86/xen/hypercall.h | |
| parent | 0922abdc3982ae54cbe1b24ac5aa91a260eca1bb (diff) | |
| download | kernel-crypto-7b1333aa4cb546ddeb9c05098a53d9a777623a05.tar.gz kernel-crypto-7b1333aa4cb546ddeb9c05098a53d9a777623a05.tar.xz kernel-crypto-7b1333aa4cb546ddeb9c05098a53d9a777623a05.zip | |
xen: use hypercall rather than clts
Xen will trap and emulate clts, but its better to use a hypercall.
Also, xenner doesn't handle clts.
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include/asm-x86/xen/hypercall.h')
| -rw-r--r-- | include/asm-x86/xen/hypercall.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/asm-x86/xen/hypercall.h b/include/asm-x86/xen/hypercall.h index c2ccd997ed3..897ff79cca3 100644 --- a/include/asm-x86/xen/hypercall.h +++ b/include/asm-x86/xen/hypercall.h @@ -315,6 +315,13 @@ HYPERVISOR_nmi_op(unsigned long op, unsigned long arg) } static inline void +MULTI_fpu_taskswitch(struct multicall_entry *mcl, int set) +{ + mcl->op = __HYPERVISOR_fpu_taskswitch; + mcl->args[0] = set; +} + +static inline void MULTI_update_va_mapping(struct multicall_entry *mcl, unsigned long va, pte_t new_val, unsigned long flags) { |