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Date:   Thu, 5 Apr 2018 07:32:10 +0300
From:   "Dmitry V. Levin" <>
To:     Jan Kiszka <>
Cc:     Thomas Gleixner <>,,
Subject: [PATCH] uapi: fix asm/bootparam.h userspace compilation errors

Consistently use types provided by <linux/types.h> to fix the following
asm/bootparam.h userspace compilation errors:

/usr/include/asm/bootparam.h:140:2: error: unknown type name 'u16'
  u16 version;
/usr/include/asm/bootparam.h:141:2: error: unknown type name 'u16'
  u16 compatible_version;
/usr/include/asm/bootparam.h:142:2: error: unknown type name 'u16'
  u16 pm_timer_address;
/usr/include/asm/bootparam.h:143:2: error: unknown type name 'u16'
  u16 num_cpus;
/usr/include/asm/bootparam.h:144:2: error: unknown type name 'u64'
  u64 pci_mmconfig_base;
/usr/include/asm/bootparam.h:145:2: error: unknown type name 'u32'
  u32 tsc_khz;
/usr/include/asm/bootparam.h:146:2: error: unknown type name 'u32'
  u32 apic_khz;
/usr/include/asm/bootparam.h:147:2: error: unknown type name 'u8'
  u8 standard_ioapic;
/usr/include/asm/bootparam.h:148:2: error: unknown type name 'u8'
  u8 cpu_ids[255];

Fixes: 4a362601baa6 ("x86/jailhouse: Add infrastructure for running in non-root cell")
Cc: <> # v4.16
Signed-off-by: Dmitry V. Levin <>
 arch/x86/include/uapi/asm/bootparam.h | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/arch/x86/include/uapi/asm/bootparam.h b/arch/x86/include/uapi/asm/bootparam.h
index aebf60357758..a06cbf019744 100644
--- a/arch/x86/include/uapi/asm/bootparam.h
+++ b/arch/x86/include/uapi/asm/bootparam.h
@@ -137,15 +137,15 @@ struct boot_e820_entry {
  * setup data structure.
 struct jailhouse_setup_data {
-	u16	version;
-	u16	compatible_version;
-	u16	pm_timer_address;
-	u16	num_cpus;
-	u64	pci_mmconfig_base;
-	u32	tsc_khz;
-	u32	apic_khz;
-	u8	standard_ioapic;
-	u8	cpu_ids[255];
+	__u16	version;
+	__u16	compatible_version;
+	__u16	pm_timer_address;
+	__u16	num_cpus;
+	__u64	pci_mmconfig_base;
+	__u32	tsc_khz;
+	__u32	apic_khz;
+	__u8	standard_ioapic;
+	__u8	cpu_ids[255];
 } __attribute__((packed));
 /* The so-called "zeropage" */

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