Gecko [ v99win.today ]

Name	Size	Permission
ib.h	2.09 KB	-rw-r--r--
ib_addr.h	7.66 KB	-rw-r--r--
ib_cache.h	4.23 KB	-rw-r--r--
ib_cm.h	16.92 KB	-rw-r--r--
ib_hdrs.h	6.79 KB	-rw-r--r--
ib_mad.h	24.48 KB	-rw-r--r--
ib_marshall.h	778 B	-rw-r--r--
ib_pack.h	7.71 KB	-rw-r--r--
ib_pma.h	4.17 KB	-rw-r--r--
ib_sa.h	19.5 KB	-rw-r--r--
ib_smi.h	4.21 KB	-rw-r--r--
ib_sysfs.h	1.23 KB	-rw-r--r--
ib_umem.h	6.64 KB	-rw-r--r--
ib_umem_odp.h	3.39 KB	-rw-r--r--
ib_verbs.h	138.24 KB	-rw-r--r--
iba.h	5.51 KB	-rw-r--r--
ibta_vol1_c12.h	12.94 KB	-rw-r--r--
iw_cm.h	7.12 KB	-rw-r--r--
iw_portmap.h	2.19 KB	-rw-r--r--
lag.h	530 B	-rw-r--r--
mr_pool.h	568 B	-rw-r--r--
opa_addr.h	2.39 KB	-rw-r--r--
opa_port_info.h	13.43 KB	-rw-r--r--
opa_smi.h	3 KB	-rw-r--r--
opa_vnic.h	2 KB	-rw-r--r--
peer_mem.h	6.19 KB	-rw-r--r--
rdma_cm.h	12.81 KB	-rw-r--r--
rdma_cm_ib.h	797 B	-rw-r--r--
rdma_counter.h	1.78 KB	-rw-r--r--
rdma_netlink.h	3.97 KB	-rw-r--r--
rdma_vt.h	14.22 KB	-rw-r--r--
rdmavt_cq.h	1.74 KB	-rw-r--r--
rdmavt_mr.h	3.94 KB	-rw-r--r--
rdmavt_qp.h	28.01 KB	-rw-r--r--
restrack.h	4.2 KB	-rw-r--r--
rw.h	2.22 KB	-rw-r--r--
signature.h	2.9 KB	-rw-r--r--
tid_rdma_defs.h	2.05 KB	-rw-r--r--
uverbs_ioctl.h	32.22 KB	-rw-r--r--
uverbs_named_ioctl.h	4.72 KB	-rw-r--r--
uverbs_std_types.h	5.23 KB	-rw-r--r--
uverbs_types.h	6.06 KB	-rw-r--r--

Code Editor : ib.h

/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
/*
 * Copyright (c) 2010 Intel Corporation.  All rights reserved.
 */

#ifndef _RDMA_IB_H
#define _RDMA_IB_H

#include <linux/types.h>
#include <linux/sched.h>
#include <linux/cred.h>
#include <linux/uaccess.h>
#include <linux/fs.h>

struct ib_addr {
	union {
		__u8		uib_addr8[16];
		__be16		uib_addr16[8];
		__be32		uib_addr32[4];
		__be64		uib_addr64[2];
	} ib_u;
#define sib_addr8		ib_u.uib_addr8
#define sib_addr16		ib_u.uib_addr16
#define sib_addr32		ib_u.uib_addr32
#define sib_addr64		ib_u.uib_addr64
#define sib_raw			ib_u.uib_addr8
#define sib_subnet_prefix	ib_u.uib_addr64[0]
#define sib_interface_id	ib_u.uib_addr64[1]
};

static inline bool ib_addr_any(const struct ib_addr *a)
{
	return ((a->sib_addr64[0] | a->sib_addr64[1]) == 0);
}

static inline bool ib_addr_loopback(const struct ib_addr *a)
{
	return ((a->sib_addr32[0] | a->sib_addr32[1] |
		 a->sib_addr32[2] | (a->sib_addr32[3] ^ htonl(1))) == 0);
}

static inline void ib_addr_set(struct ib_addr *addr,
			       __be32 w1, __be32 w2, __be32 w3, __be32 w4)
{
	addr->sib_addr32[0] = w1;
	addr->sib_addr32[1] = w2;
	addr->sib_addr32[2] = w3;
	addr->sib_addr32[3] = w4;
}

static inline int ib_addr_cmp(const struct ib_addr *a1, const struct ib_addr *a2)
{
	return memcmp(a1, a2, sizeof(struct ib_addr));
}

struct sockaddr_ib {
	unsigned short int	sib_family;	/* AF_IB */
	__be16			sib_pkey;
	__be32			sib_flowinfo;
	struct ib_addr		sib_addr;
	__be64			sib_sid;
	__be64			sib_sid_mask;
	__u64			sib_scope_id;
};

/*
 * The IB interfaces that use write() as bi-directional ioctl() are
 * fundamentally unsafe, since there are lots of ways to trigger "write()"
 * calls from various contexts with elevated privileges. That includes the
 * traditional suid executable error message writes, but also various kernel
 * interfaces that can write to file descriptors.
 *
 * This function provides protection for the legacy API by restricting the
 * calling context.
 */
static inline bool ib_safe_file_access(struct file *filp)
{
	return filp->f_cred == current_cred() && !uaccess_kernel();
}

#endif /* _RDMA_IB_H */

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Code Editor : ib.h