[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH v3 02/11] x86/xen: don't indicate DCA support in pv domains
Xen doesn't support DCA (direct cache access) for pv domains. Clear the corresponding capability indicator. Signed-off-by: Juergen Gross <jgross@xxxxxxxx> Reviewed-by: Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx> --- arch/x86/xen/enlighten_pv.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/x86/xen/enlighten_pv.c b/arch/x86/xen/enlighten_pv.c index 6dc922e3848a..bd69868909b4 100644 --- a/arch/x86/xen/enlighten_pv.c +++ b/arch/x86/xen/enlighten_pv.c @@ -331,6 +331,7 @@ static void __init xen_init_capabilities(void) { setup_clear_cpu_cap(X86_BUG_SYSRET_SS_ATTRS); setup_force_cpu_cap(X86_FEATURE_XENPV); + setup_clear_cpu_cap(X86_FEATURE_DCA); } static void xen_set_debugreg(int reg, unsigned long val) -- 2.12.0 _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx https://lists.xen.org/xen-devel
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