From: tip-bot for Andy Lutomirski <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: dave.hansen@linux.intel.com, bp@alien8.de, peterz@infradead.org,
hpa@zytor.com, torvalds@linux-foundation.org, luto@kernel.org,
oleg@redhat.com, dvlasenk@redhat.com, brgerst@gmail.com,
jpoimboe@redhat.com, linux-kernel@vger.kernel.org,
fenghua.yu@intel.com, tglx@linutronix.de, riel@redhat.com,
quentin.casasnovas@oracle.com, mingo@kernel.org
Subject: [tip:x86/fpu] x86/fpu: Remove the XFEATURE_MASK_EAGER/LAZY distinction
Date: Fri, 7 Oct 2016 02:44:11 -0700 [thread overview]
Message-ID: <tip-2f7fada23549b4657e9ea92eeddebc878db569d2@git.kernel.org> (raw)
In-Reply-To: <1475627678-20788-4-git-send-email-riel@redhat.com>
Commit-ID: 2f7fada23549b4657e9ea92eeddebc878db569d2
Gitweb: http://git.kernel.org/tip/2f7fada23549b4657e9ea92eeddebc878db569d2
Author: Andy Lutomirski <luto@kernel.org>
AuthorDate: Tue, 4 Oct 2016 20:34:32 -0400
Committer: Ingo Molnar <mingo@kernel.org>
CommitDate: Fri, 7 Oct 2016 11:14:29 +0200
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 <luto@kernel.org>
Signed-off-by: Rik van Riel <riel@redhat.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Quentin Casasnovas <quentin.casasnovas@oracle.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: pbonzini@redhat.com
Link: http://lkml.kernel.org/r/1475627678-20788-4-git-send-email-riel@redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
arch/x86/include/asm/fpu/xstate.h | 14 +++++---------
1 file changed, 5 insertions(+), 9 deletions(-)
diff --git a/arch/x86/include/asm/fpu/xstate.h b/arch/x86/include/asm/fpu/xstate.h
index d4957ac..1b2799e 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, "
next prev parent reply other threads:[~2016-10-07 9:45 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-10-05 0:34 [PATCH 0/9] x86/fpu: remove lazy FPU mode & various FPU cleanups riel
2016-10-05 0:34 ` [PATCH 1/9] x86/crypto: Remove X86_FEATURE_EAGER_FPU ifdef from the crc32c code riel
2016-10-05 0:40 ` Rik van Riel
2016-10-07 9:43 ` [tip:x86/fpu] x86/crypto, x86/fpu: Remove X86_FEATURE_EAGER_FPU #ifdef " tip-bot for Andy Lutomirski
2016-10-05 0:34 ` [PATCH 2/9] x86/fpu: Hard-disable lazy fpu mode riel
2016-10-05 7:14 ` Paolo Bonzini
2016-10-05 13:57 ` Rik van Riel
2016-10-05 14:03 ` Paolo Bonzini
2016-10-05 15:59 ` Andy Lutomirski
2016-10-05 16:09 ` Paolo Bonzini
2016-10-07 9:43 ` [tip:x86/fpu] x86/fpu: Hard-disable lazy FPU mode tip-bot for Andy Lutomirski
2016-10-05 0:34 ` [PATCH 3/9] x86/fpu: Remove the XFEATURE_MASK_EAGER/LAZY distinction riel
2016-10-07 9:44 ` tip-bot for Andy Lutomirski [this message]
2016-10-05 0:34 ` [PATCH 4/9] x86/fpu: Remove use_eager_fpu() riel
2016-10-07 9:44 ` [tip:x86/fpu] " tip-bot for Andy Lutomirski
2016-10-05 0:34 ` [PATCH 5/9] x86/fpu: remove fpu.counter riel
2016-10-05 2:07 ` Andy Lutomirski
2016-10-07 9:45 ` [tip:x86/fpu] x86/fpu: Remove struct fpu::counter tip-bot for Rik van Riel
2016-10-05 0:34 ` [PATCH 6/9] x86/fpu,kvm: remove kvm vcpu->fpu_counter riel
2016-10-07 9:45 ` [tip:x86/fpu] x86/fpu, kvm: Remove KVM vcpu->fpu_counter tip-bot for Rik van Riel
2016-10-05 0:34 ` [PATCH 7/9] x86/fpu: rename lazy restore functions to "register state valid" riel
2016-10-05 2:09 ` Andy Lutomirski
2016-10-07 9:46 ` [tip:x86/fpu] x86/fpu: Rename " tip-bot for Rik van Riel
2016-10-05 0:34 ` [PATCH 8/9] x86/fpu: remove __fpregs_(de)activate riel
2016-10-05 2:10 ` Andy Lutomirski
2016-10-07 9:46 ` [tip:x86/fpu] x86/fpu: Remove __fpregs_(de)activate() tip-bot for Rik van Riel
2016-10-05 0:34 ` [PATCH 9/9] x86/fpu: split old & new fpu code paths riel
2016-10-07 9:47 ` [tip:x86/fpu] x86/fpu: Split old & new FPU " tip-bot for Rik van Riel
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