linux-kernel - [tip: x86/fpu] x86/fpu: Convert tracing to fpstate

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Date:   Thu, 21 Oct 2021 15:12:34 -0000
From:   "tip-bot2 for Thomas Gleixner" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Thomas Gleixner <tglx@...utronix.de>, Borislav Petkov <bp@...e.de>,
        x86@...nel.org, linux-kernel@...r.kernel.org
Subject: [tip: x86/fpu] x86/fpu: Convert tracing to fpstate

The following commit has been merged into the x86/fpu branch of tip:

Commit-ID:     cceb496420fa11a6e11989abc68b8e7564dc40f9
Gitweb:        https://git.kernel.org/tip/cceb496420fa11a6e11989abc68b8e7564dc40f9
Author:        Thomas Gleixner <tglx@...utronix.de>
AuthorDate:    Wed, 13 Oct 2021 16:55:34 +02:00
Committer:     Borislav Petkov <bp@...e.de>
CommitterDate: Wed, 20 Oct 2021 22:35:04 +02:00

x86/fpu: Convert tracing to fpstate

Convert FPU tracing code to the new register storage mechanism in
preparation for dynamically sized buffers.

No functional change.

Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Signed-off-by: Borislav Petkov <bp@...e.de>
Link: https://lkml.kernel.org/r/20211013145322.503327333@linutronix.de
---
 arch/x86/include/asm/trace/fpu.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/include/asm/trace/fpu.h b/arch/x86/include/asm/trace/fpu.h
index 879b777..4645a63 100644
--- a/arch/x86/include/asm/trace/fpu.h
+++ b/arch/x86/include/asm/trace/fpu.h
@@ -22,8 +22,8 @@ DECLARE_EVENT_CLASS(x86_fpu,
 		__entry->fpu		= fpu;
 		__entry->load_fpu	= test_thread_flag(TIF_NEED_FPU_LOAD);
 		if (boot_cpu_has(X86_FEATURE_OSXSAVE)) {
-			__entry->xfeatures = fpu->state.xsave.header.xfeatures;
-			__entry->xcomp_bv  = fpu->state.xsave.header.xcomp_bv;
+			__entry->xfeatures = fpu->fpstate->regs.xsave.header.xfeatures;
+			__entry->xcomp_bv  = fpu->fpstate->regs.xsave.header.xcomp_bv;
 		}
 	),
 	TP_printk("x86/fpu: %p load: %d xfeatures: %llx xcomp_bv: %llx",