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Commit a36012be authored by Mikko Rapeli's avatar Mikko Rapeli Committed by David Vrabel
Browse files

xen/gntdev: use types from linux/types.h in userspace headers 



__u32, __u64 etc. are preferred for userspace API headers.

Signed-off-by: default avatarMikko Rapeli <mikko.rapeli@iki.fi>
Signed-off-by: default avatarDavid Vrabel <david.vrabel@citrix.com>
parent 91afb7c3

include/uapi/xen/gntdev.h

+18 −16
Original line number Diff line number Diff line
@@ -33,11 +33,13 @@ 
#ifndef __LINUX_PUBLIC_GNTDEV_H__

#define __LINUX_PUBLIC_GNTDEV_H__



#include <linux/types.h>



struct ioctl_gntdev_grant_ref {

	/* The domain ID of the grant to be mapped. */

	uint32_t domid;

	__u32 domid;

	/* The grant reference of the grant to be mapped. */

	uint32_t ref;

	__u32 ref;

};



/*
@@ -50,11 +52,11 @@ _IOC(_IOC_NONE, 'G', 0, sizeof(struct ioctl_gntdev_map_grant_ref)) 
struct ioctl_gntdev_map_grant_ref {

	/* IN parameters */

	/* The number of grants to be mapped. */

	uint32_t count;

	uint32_t pad;

	__u32 count;

	__u32 pad;

	/* OUT parameters */

	/* The offset to be used on a subsequent call to mmap(). */

	uint64_t index;

	__u64 index;

	/* Variable IN parameter. */

	/* Array of grant references, of size @count. */

	struct ioctl_gntdev_grant_ref refs[1];
@@ -70,10 +72,10 @@ _IOC(_IOC_NONE, 'G', 1, sizeof(struct ioctl_gntdev_unmap_grant_ref)) 
struct ioctl_gntdev_unmap_grant_ref {

	/* IN parameters */

	/* The offset was returned by the corresponding map operation. */

	uint64_t index;

	__u64 index;

	/* The number of pages to be unmapped. */

	uint32_t count;

	uint32_t pad;

	__u32 count;

	__u32 pad;

};



/*
@@ -93,13 +95,13 @@ _IOC(_IOC_NONE, 'G', 2, sizeof(struct ioctl_gntdev_get_offset_for_vaddr)) 
struct ioctl_gntdev_get_offset_for_vaddr {

	/* IN parameters */

	/* The virtual address of the first mapped page in a range. */

	uint64_t vaddr;

	__u64 vaddr;

	/* OUT parameters */

	/* The offset that was used in the initial mmap() operation. */

	uint64_t offset;

	__u64 offset;

	/* The number of pages mapped in the VM area that begins at @vaddr. */

	uint32_t count;

	uint32_t pad;

	__u32 count;

	__u32 pad;

};



/*
@@ -113,7 +115,7 @@ _IOC(_IOC_NONE, 'G', 3, sizeof(struct ioctl_gntdev_set_max_grants)) 
struct ioctl_gntdev_set_max_grants {

	/* IN parameter */

	/* The maximum number of grants that may be mapped at once. */

	uint32_t count;

	__u32 count;

};



/*
@@ -135,11 +137,11 @@ struct ioctl_gntdev_unmap_notify { 
	 * be cleared. Otherwise, it can be any byte in the page whose

	 * notification we are adjusting.

	 */

	uint64_t index;

	__u64 index;

	/* Action(s) to take on unmap */

	uint32_t action;

	__u32 action;

	/* Event channel to notify */

	uint32_t event_channel_port;

	__u32 event_channel_port;

};



/* Clear (set to zero) the byte specified by index */