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authorRusty Russell <rusty@rustcorp.com.au>2007-10-22 10:56:24 +1000
committerRusty Russell <rusty@rustcorp.com.au>2007-10-23 15:49:49 +1000
commitb45d8cb054d7677d75176ae22a584fd84e4650e9 (patch)
treef9b91a045a6e602ccb3d8a478d2b235701e1c09e /include/linux
parent9653c4aff94e43de5f4ef918d47e00018beb4105 (diff)
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 <rusty@rustcorp.com.au>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/lguest_launcher.h21
1 files changed, 11 insertions, 10 deletions
diff --git a/include/linux/lguest_launcher.h b/include/linux/lguest_launcher.h
index 64167057944..736e19a510c 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;
};
/*:*/