From: Andy Lutomirski Date: Wed, 5 Oct 2016 00:34:32 +0000 (-0400) Subject: x86/fpu: Remove the XFEATURE_MASK_EAGER/LAZY distinction X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=2f7fada23549b4657e9ea92eeddebc878db569d2;p=openwrt%2Fstaging%2Fblogic.git x86/fpu: Remove the XFEATURE_MASK_EAGER/LAZY distinction Now that lazy mode is gone, we don't need to distinguish which xfeatures require eager mode. Signed-off-by: Andy Lutomirski Signed-off-by: Rik van Riel Cc: Borislav Petkov Cc: Brian Gerst Cc: Dave Hansen Cc: Denys Vlasenko Cc: Fenghua Yu Cc: H. Peter Anvin Cc: Josh Poimboeuf Cc: Linus Torvalds Cc: Oleg Nesterov Cc: Peter Zijlstra Cc: Quentin Casasnovas Cc: Thomas Gleixner Cc: pbonzini@redhat.com Link: http://lkml.kernel.org/r/1475627678-20788-4-git-send-email-riel@redhat.com Signed-off-by: Ingo Molnar --- diff --git a/arch/x86/include/asm/fpu/xstate.h b/arch/x86/include/asm/fpu/xstate.h index d4957ac72b48..1b2799e0699a 100644 --- a/arch/x86/include/asm/fpu/xstate.h +++ b/arch/x86/include/asm/fpu/xstate.h @@ -21,20 +21,16 @@ /* Supervisor features */ #define XFEATURE_MASK_SUPERVISOR (XFEATURE_MASK_PT) -/* Supported features which support lazy state saving */ -#define XFEATURE_MASK_LAZY (XFEATURE_MASK_FP | \ +/* All currently supported features */ +#define XCNTXT_MASK (XFEATURE_MASK_FP | \ XFEATURE_MASK_SSE | \ XFEATURE_MASK_YMM | \ XFEATURE_MASK_OPMASK | \ XFEATURE_MASK_ZMM_Hi256 | \ XFEATURE_MASK_Hi16_ZMM | \ - XFEATURE_MASK_PKRU) - -/* Supported features which require eager state saving */ -#define XFEATURE_MASK_EAGER (XFEATURE_MASK_BNDREGS | XFEATURE_MASK_BNDCSR) - -/* All currently supported features */ -#define XCNTXT_MASK (XFEATURE_MASK_LAZY | XFEATURE_MASK_EAGER) + XFEATURE_MASK_PKRU | \ + XFEATURE_MASK_BNDREGS | \ + XFEATURE_MASK_BNDCSR) #ifdef CONFIG_X86_64 #define REX_PREFIX "0x48, "