| Server IP : 146.190.157.162 / Your IP : 216.73.217.110 Web Server : Apache System : Linux ubuntu-s-2vcpu-4gb-amd-sfo3-01-KIT-DIGITAL 6.5.0-44-generic #44-Ubuntu SMP PREEMPT_DYNAMIC Fri Jun 7 15:10:09 UTC 2024 x86_64 User : businessweek ( 639) PHP Version : 8.2.10-2ubuntu2.2 Disable Function : exec,passthru,shell_exec,system,proc_open,popen,pcntl_exec,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_signal,pcntl_signal_dispatch,pcntl_getpriority,pcntl_setpriority,dl,putenv,parse_ini_file,show_source MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : OFF Directory : /usr/src/linux-headers-6.5.0-42-generic/include/linux/ |
Upload File : |
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_VHOST_IOTLB_H
#define _LINUX_VHOST_IOTLB_H
#include <linux/interval_tree_generic.h>
struct vhost_iotlb_map {
struct rb_node rb;
struct list_head link;
u64 start;
u64 last;
u64 size;
u64 addr;
#define VHOST_MAP_RO 0x1
#define VHOST_MAP_WO 0x2
#define VHOST_MAP_RW 0x3
u32 perm;
u32 flags_padding;
u64 __subtree_last;
void *opaque;
};
#define VHOST_IOTLB_FLAG_RETIRE 0x1
struct vhost_iotlb {
struct rb_root_cached root;
struct list_head list;
unsigned int limit;
unsigned int nmaps;
unsigned int flags;
};
int vhost_iotlb_add_range_ctx(struct vhost_iotlb *iotlb, u64 start, u64 last,
u64 addr, unsigned int perm, void *opaque);
int vhost_iotlb_add_range(struct vhost_iotlb *iotlb, u64 start, u64 last,
u64 addr, unsigned int perm);
void vhost_iotlb_del_range(struct vhost_iotlb *iotlb, u64 start, u64 last);
void vhost_iotlb_init(struct vhost_iotlb *iotlb, unsigned int limit,
unsigned int flags);
struct vhost_iotlb *vhost_iotlb_alloc(unsigned int limit, unsigned int flags);
void vhost_iotlb_free(struct vhost_iotlb *iotlb);
void vhost_iotlb_reset(struct vhost_iotlb *iotlb);
struct vhost_iotlb_map *
vhost_iotlb_itree_first(struct vhost_iotlb *iotlb, u64 start, u64 last);
struct vhost_iotlb_map *
vhost_iotlb_itree_next(struct vhost_iotlb_map *map, u64 start, u64 last);
void vhost_iotlb_map_free(struct vhost_iotlb *iotlb,
struct vhost_iotlb_map *map);
#endif