linux-kernel - [tip:x86/urgent] x86/headers/UAPI: Use __u64 instead of u64 in <uapi/asm/hyperv.h>

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Message-ID: <tip-894266466aa74a226e58e23975118ff6231dd2e4@git.kernel.org>
Date:   Tue, 20 Feb 2018 02:23:37 -0800
From:   tip-bot for KarimAllah Ahmed <tipbot@...or.com>
To:     linux-tip-commits@...r.kernel.org
Cc:     karahmed@...zon.de, peterz@...radead.org,
        linux-kernel@...r.kernel.org, hpa@...or.com,
        torvalds@...ux-foundation.org, tglx@...utronix.de,
        kys@...rosoft.com, sthemmin@...rosoft.com, mingo@...nel.org,
        haiyangz@...rosoft.com
Subject: [tip:x86/urgent] x86/headers/UAPI: Use __u64 instead of u64 in
 <uapi/asm/hyperv.h>

Commit-ID:  894266466aa74a226e58e23975118ff6231dd2e4
Gitweb:     https://git.kernel.org/tip/894266466aa74a226e58e23975118ff6231dd2e4
Author:     KarimAllah Ahmed <karahmed@...zon.de>
AuthorDate: Tue, 20 Feb 2018 08:39:51 +0100
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Tue, 20 Feb 2018 08:54:47 +0100

x86/headers/UAPI: Use __u64 instead of u64 in <uapi/asm/hyperv.h>

... since u64 has a hidden header dependency that was not there before
using it (i.e. it breaks our VMM build).

Also, __u64 is the right way to expose data types through UAPI.

Signed-off-by: KarimAllah Ahmed <karahmed@...zon.de>
Acked-by: Thomas Gleixner <tglx@...utronix.de>
Cc: Haiyang Zhang <haiyangz@...rosoft.com>
Cc: K. Y. Srinivasan <kys@...rosoft.com>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Stephen Hemminger <sthemmin@...rosoft.com>
Cc: devel@...uxdriverproject.org
Fixes: 93286261 ("x86/hyperv: Reenlightenment notifications support")
Link: http://lkml.kernel.org/r/1519112391-23773-1-git-send-email-karahmed@amazon.de
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 arch/x86/include/uapi/asm/hyperv.h | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/arch/x86/include/uapi/asm/hyperv.h b/arch/x86/include/uapi/asm/hyperv.h
index 197c2e6..0994143 100644
--- a/arch/x86/include/uapi/asm/hyperv.h
+++ b/arch/x86/include/uapi/asm/hyperv.h
@@ -241,24 +241,24 @@
 #define HV_X64_MSR_REENLIGHTENMENT_CONTROL	0x40000106
 
 struct hv_reenlightenment_control {
-	u64 vector:8;
-	u64 reserved1:8;
-	u64 enabled:1;
-	u64 reserved2:15;
-	u64 target_vp:32;
+	__u64 vector:8;
+	__u64 reserved1:8;
+	__u64 enabled:1;
+	__u64 reserved2:15;
+	__u64 target_vp:32;
 };
 
 #define HV_X64_MSR_TSC_EMULATION_CONTROL	0x40000107
 #define HV_X64_MSR_TSC_EMULATION_STATUS		0x40000108
 
 struct hv_tsc_emulation_control {
-	u64 enabled:1;
-	u64 reserved:63;
+	__u64 enabled:1;
+	__u64 reserved:63;
 };
 
 struct hv_tsc_emulation_status {
-	u64 inprogress:1;
-	u64 reserved:63;
+	__u64 inprogress:1;
+	__u64 reserved:63;
 };
 
 #define HV_X64_MSR_HYPERCALL_ENABLE		0x00000001