Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b45d8cb054d7677d75176ae22a584fd84e4650e9
Commit: b45d8cb054d7677d75176ae22a584fd84e4650e9
Parent: 9653c4aff94e43de5f4ef918d47e00018beb4105
Author: Rusty Russell <[EMAIL PROTECTED]>
AuthorDate: Mon Oct 22 10:56:24 2007 +1000
Committer: Rusty Russell <[EMAIL PROTECTED]>
CommitDate: Tue Oct 23 15:49:49 2007 +1000
Make lguest_launcher.h types userspace-friendly
lguest_launcher.h uses "u32" not "__u32", which sets a bad example. Fix
that,
and include <linux/types.h>.
This means we need to use -I on the Launcher build line so types.h is found.
Signed-off-by: Rusty Russell <[EMAIL PROTECTED]>
---
Documentation/lguest/Makefile | 2 +-
Documentation/lguest/lguest.c | 4 ++--
include/linux/lguest_launcher.h | 21 +++++++++++----------
3 files changed, 14 insertions(+), 13 deletions(-)
diff --git a/Documentation/lguest/Makefile b/Documentation/lguest/Makefile
index c0b7a45..526c15f 100644
--- a/Documentation/lguest/Makefile
+++ b/Documentation/lguest/Makefile
@@ -11,7 +11,7 @@ endif
include $(KBUILD_OUTPUT)/.config
LGUEST_GUEST_TOP := ($(CONFIG_PAGE_OFFSET) - 0x08000000)
-CFLAGS:=-Wall -Wmissing-declarations -Wmissing-prototypes -O3 -Wl,-T,lguest.lds
+CFLAGS:=-Wall -Wmissing-declarations -Wmissing-prototypes -O3 -I../../include
-Wl,-T,lguest.lds
LDLIBS:=-lz
# Removing this works for some versions of ld.so (eg. Ubuntu Feisty) and
# not others (eg. FC7).
diff --git a/Documentation/lguest/lguest.c b/Documentation/lguest/lguest.c
index 276f2f6..fa838e2 100644
--- a/Documentation/lguest/lguest.c
+++ b/Documentation/lguest/lguest.c
@@ -45,8 +45,8 @@ typedef unsigned long long u64;
typedef uint32_t u32;
typedef uint16_t u16;
typedef uint8_t u8;
-#include "../../include/linux/lguest_launcher.h"
-#include "../../include/asm-x86/e820.h"
+#include "linux/lguest_launcher.h"
+#include "asm-x86/e820.h"
/*:*/
#define PAGE_PRESENT 0x7 /* Present, RW, Execute */
diff --git a/include/linux/lguest_launcher.h b/include/linux/lguest_launcher.h
index 6416705..736e19a 100644
--- a/include/linux/lguest_launcher.h
+++ b/include/linux/lguest_launcher.h
@@ -1,6 +1,7 @@
#ifndef _ASM_LGUEST_USER
#define _ASM_LGUEST_USER
/* Everything the "lguest" userspace program needs to know. */
+#include <linux/types.h>
/* They can register up to 32 arrays of lguest_dma. */
#define LGUEST_MAX_DMA 32
/* At most we can dma 16 lguest_dma in one op. */
@@ -37,9 +38,9 @@
struct lguest_dma
{
/* 0 if free to be used, filled by the Host. */
- u32 used_len;
+ __u32 used_len;
+ __u16 len[LGUEST_MAX_DMA_SECTIONS];
unsigned long addr[LGUEST_MAX_DMA_SECTIONS];
- u16 len[LGUEST_MAX_DMA_SECTIONS];
};
/*:*/
@@ -52,11 +53,11 @@ struct lguest_block_page
{
/* 0 is a read, 1 is a write. */
int type;
- u32 sector; /* Offset in device = sector * 512. */
- u32 bytes; /* Length expected to be read/written in bytes */
+ __u32 sector; /* Offset in device = sector * 512. */
+ __u32 bytes; /* Length expected to be read/written in bytes */
/* 0 = pending, 1 = done, 2 = done, error */
int result;
- u32 num_sectors; /* Disk length = num_sectors * 512 */
+ __u32 num_sectors; /* Disk length = num_sectors * 512 */
};
/*D:520 The network device is basically a memory page where all the Guests on
@@ -86,21 +87,21 @@ struct lguest_net
*/
struct lguest_device_desc {
/* The device type: console, network, disk etc. */
- u16 type;
+ __u16 type;
#define LGUEST_DEVICE_T_CONSOLE 1
#define LGUEST_DEVICE_T_NET 2
#define LGUEST_DEVICE_T_BLOCK 3
/* The specific features of this device: these depends on device type
* except for LGUEST_DEVICE_F_RANDOMNESS. */
- u16 features;
+ __u16 features;
#define LGUEST_NET_F_NOCSUM 0x4000 /* Don't bother checksumming */
#define LGUEST_DEVICE_F_RANDOMNESS 0x8000 /* IRQ is fairly random */
/* This is how the Guest reports status of the device: the Host can set
* LGUEST_DEVICE_S_REMOVED to indicate removal, but the rest are only
* ever manipulated by the Guest, and only ever set. */
- u16 status;
+ __u16 status;
/* 256 and above are device specific. */
#define LGUEST_DEVICE_S_ACKNOWLEDGE 1 /* We have seen device. */
#define LGUEST_DEVICE_S_DRIVER 2 /* We have found a driver */
@@ -111,8 +112,8 @@ struct lguest_device_desc {
/* Each device exists somewhere in Guest physical memory, over some
* number of pages. */
- u16 num_pages;
- u32 pfn;
+ __u16 num_pages;
+ __u32 pfn;
};
/*:*/
-
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