diff options
| author | Matias Zabaljauregui <zabaljauregui@gmail.com> | 2009-06-12 22:27:07 -0600 |
|---|---|---|
| committer | Rusty Russell <rusty@rustcorp.com.au> | 2009-06-12 22:27:07 +0930 |
| commit | cefcad1773197523e11e18b669f245e6a8d32058 (patch) | |
| tree | 2d94e3df551b3ee58c1ac89ed4872e2153496c05 /arch/x86/include/asm/lguest_hcall.h | |
| parent | ebe0ba84f55950a89cb7af94c7ffc35ee3992f9e (diff) | |
lguest: Add support for kvm_hypercall4()
Add support for kvm_hypercall4(); PAE wants it.
Signed-off-by: Matias Zabaljauregui <zabaljauregui at gmail.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'arch/x86/include/asm/lguest_hcall.h')
| -rw-r--r-- | arch/x86/include/asm/lguest_hcall.h | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/x86/include/asm/lguest_hcall.h b/arch/x86/include/asm/lguest_hcall.h index 05b9c198e4b..b14b3552a4d 100644 --- a/arch/x86/include/asm/lguest_hcall.h +++ b/arch/x86/include/asm/lguest_hcall.h @@ -35,8 +35,8 @@ * * We use the KVM hypercall mechanism. Eighteen hypercalls are * available: the hypercall number is put in the %eax register, and the - * arguments (when required) are placed in %ebx, %ecx and %edx. If a return - * value makes sense, it's returned in %eax. + * arguments (when required) are placed in %ebx, %ecx, %edx and %esi. + * If a return value makes sense, it's returned in %eax. * * Grossly invalid calls result in Sudden Death at the hands of the vengeful * Host, rather than returning failure. This reflects Winston Churchill's @@ -48,8 +48,9 @@ #define LHCALL_RING_SIZE 64 struct hcall_args { - /* These map directly onto eax, ebx, ecx, edx in struct lguest_regs */ - unsigned long arg0, arg1, arg2, arg3; + /* These map directly onto eax, ebx, ecx, edx and esi + * in struct lguest_regs */ + unsigned long arg0, arg1, arg2, arg3, arg4; }; #endif /* !__ASSEMBLY__ */ |