-/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
- * vim:expandtab:shiftwidth=8:tabstop=8:
- *
+/*
* GPL HEADER START
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
* GPL HEADER END
*/
/*
- * Copyright 2008 Sun Microsystems, Inc. All rights reserved
+ * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
+ *
+ * Copyright (c) 2011, Whamcloud, Inc.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
* Author: Eric Mei <ericm@clusterfs.com>
*/
-#ifndef EXPORT_SYMTAB
-# define EXPORT_SYMTAB
-#endif
#define DEBUG_SUBSYSTEM S_SEC
#ifndef __KERNEL__
static inline
enum lustre_sec_part null_decode_sec_part(struct lustre_msg *msg)
{
- switch (msg->lm_magic) {
- case LUSTRE_MSG_MAGIC_V2:
- return (msg->lm_secflvr >> 24) & 0xFF;
- case LUSTRE_MSG_MAGIC_V2_SWABBED:
- return (msg->lm_secflvr) & 0xFF;
- default:
- return LUSTRE_SP_ANY;
- }
+ return (msg->lm_secflvr >> 24) & 0xFF;
}
static int null_ctx_refresh(struct ptlrpc_cli_ctx *ctx)
LASSERT(req->rq_repdata);
- if (req->rq_early) {
- cksums = req->rq_repdata->lm_cksum;
- req->rq_repdata->lm_cksum = 0;
-
- if (req->rq_repdata->lm_magic == LUSTRE_MSG_MAGIC_V2_SWABBED)
- __swab32s(&cksums);
+ req->rq_repmsg = req->rq_repdata;
+ req->rq_replen = req->rq_repdata_len;
- cksumc = crc32_le(!(__u32) 0, (unsigned char *)req->rq_repdata,
- req->rq_repdata_len);
+ if (req->rq_early) {
+ cksums = lustre_msg_get_cksum(req->rq_repdata);
+#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 0, 0)
+ if (lustre_msghdr_get_flags(req->rq_reqmsg) &
+ MSGHDR_CKSUM_INCOMPAT18)
+ cksumc = lustre_msg_calc_cksum(req->rq_repmsg, 0);
+ else
+ cksumc = lustre_msg_calc_cksum(req->rq_repmsg, 1);
+#else
+# warning "remove checksum compatibility support for b1_8"
+ cksumc = lustre_msg_calc_cksum(req->rq_repmsg);
+#endif
if (cksumc != cksums) {
- CWARN("early reply checksum mismatch: %08x != %08x\n",
- cksumc, cksums);
+ CDEBUG(D_SEC,
+ "early reply checksum mismatch: %08x != %08x\n",
+ cksumc, cksums);
return -EINVAL;
}
}
- req->rq_repmsg = req->rq_repdata;
- req->rq_replen = req->rq_repdata_len;
return 0;
}
struct vfs_cred *vcred,
int create, int remove_dead)
{
- atomic_inc(&null_cli_ctx.cc_refcount);
+ cfs_atomic_inc(&null_cli_ctx.cc_refcount);
return &null_cli_ctx;
}
int alloc_size = size_roundup_power2(msgsize);
LASSERT(!req->rq_pool);
- OBD_ALLOC(req->rq_reqbuf, alloc_size);
+ OBD_ALLOC_LARGE(req->rq_reqbuf, alloc_size);
if (!req->rq_reqbuf)
return -ENOMEM;
"req %p: reqlen %d should smaller than buflen %d\n",
req, req->rq_reqlen, req->rq_reqbuf_len);
- OBD_FREE(req->rq_reqbuf, req->rq_reqbuf_len);
- req->rq_reqmsg = req->rq_reqbuf = NULL;
+ OBD_FREE_LARGE(req->rq_reqbuf, req->rq_reqbuf_len);
+ req->rq_reqbuf = NULL;
req->rq_reqbuf_len = 0;
}
-
- req->rq_reqmsg = NULL;
}
static
msgsize = size_roundup_power2(msgsize);
- OBD_ALLOC(req->rq_repbuf, msgsize);
+ OBD_ALLOC_LARGE(req->rq_repbuf, msgsize);
if (!req->rq_repbuf)
return -ENOMEM;
{
LASSERT(req->rq_repbuf);
- OBD_FREE(req->rq_repbuf, req->rq_repbuf_len);
+ OBD_FREE_LARGE(req->rq_repbuf, req->rq_repbuf_len);
req->rq_repbuf = NULL;
req->rq_repbuf_len = 0;
-
- req->rq_repmsg = NULL;
}
static
if (req->rq_reqbuf_len < newmsg_size) {
alloc_size = size_roundup_power2(newmsg_size);
- OBD_ALLOC(newbuf, alloc_size);
+ OBD_ALLOC_LARGE(newbuf, alloc_size);
if (newbuf == NULL)
return -ENOMEM;
memcpy(newbuf, req->rq_reqbuf, req->rq_reqlen);
- OBD_FREE(req->rq_reqbuf, req->rq_reqbuf_len);
+ OBD_FREE_LARGE(req->rq_reqbuf, req->rq_reqbuf_len);
req->rq_reqbuf = req->rq_reqmsg = newbuf;
req->rq_reqbuf_len = alloc_size;
}
}
static struct ptlrpc_svc_ctx null_svc_ctx = {
- .sc_refcount = ATOMIC_INIT(1),
+ .sc_refcount = CFS_ATOMIC_INIT(1),
.sc_policy = &null_policy,
};
req->rq_reqlen = req->rq_reqdata_len;
req->rq_svc_ctx = &null_svc_ctx;
- atomic_inc(&req->rq_svc_ctx->sc_refcount);
+ cfs_atomic_inc(&req->rq_svc_ctx->sc_refcount);
return SECSVC_OK;
}
/* pre-allocated */
LASSERT(rs->rs_size >= rs_size);
} else {
- OBD_ALLOC(rs, rs_size);
+ OBD_ALLOC_LARGE(rs, rs_size);
if (rs == NULL)
return -ENOMEM;
}
rs->rs_svc_ctx = req->rq_svc_ctx;
- atomic_inc(&req->rq_svc_ctx->sc_refcount);
+ cfs_atomic_inc(&req->rq_svc_ctx->sc_refcount);
rs->rs_repbuf = (struct lustre_msg *) (rs + 1);
rs->rs_repbuf_len = rs_size - sizeof(*rs);
static
void null_free_rs(struct ptlrpc_reply_state *rs)
{
- LASSERT(atomic_read(&rs->rs_svc_ctx->sc_refcount) > 1);
- atomic_dec(&rs->rs_svc_ctx->sc_refcount);
+ LASSERT_ATOMIC_GT(&rs->rs_svc_ctx->sc_refcount, 1);
+ cfs_atomic_dec(&rs->rs_svc_ctx->sc_refcount);
if (!rs->rs_prealloc)
- OBD_FREE(rs, rs->rs_size);
+ OBD_FREE_LARGE(rs, rs->rs_size);
}
static
else
req->rq_reply_off = 0;
} else {
- rs->rs_repbuf->lm_cksum =
- crc32_le(!(__u32) 0,
- (unsigned char *)rs->rs_repbuf,
- rs->rs_repdata_len);
+ __u32 cksum;
+
+#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 0, 0)
+ if (lustre_msghdr_get_flags(req->rq_reqmsg) &
+ MSGHDR_CKSUM_INCOMPAT18)
+ cksum = lustre_msg_calc_cksum(rs->rs_repbuf, 0);
+ else
+ cksum = lustre_msg_calc_cksum(rs->rs_repbuf, 1);
+#else
+# warning "remove checksum compatibility support for b1_8"
+ cksum = lustre_msg_calc_cksum(rs->rs_repbuf);
+#endif
+ lustre_msg_set_cksum(rs->rs_repbuf, cksum);
req->rq_reply_off = 0;
}
static void null_init_internal(void)
{
- static HLIST_HEAD(__list);
+ static CFS_HLIST_HEAD(__list);
null_sec.ps_policy = &null_policy;
- atomic_set(&null_sec.ps_refcount, 1); /* always busy */
+ cfs_atomic_set(&null_sec.ps_refcount, 1); /* always busy */
null_sec.ps_id = -1;
null_sec.ps_import = NULL;
null_sec.ps_flvr.sf_rpc = SPTLRPC_FLVR_NULL;
null_sec.ps_flvr.sf_flags = 0;
null_sec.ps_part = LUSTRE_SP_ANY;
null_sec.ps_dying = 0;
- spin_lock_init(&null_sec.ps_lock);
- atomic_set(&null_sec.ps_nctx, 1); /* for "null_cli_ctx" */
+ cfs_spin_lock_init(&null_sec.ps_lock);
+ cfs_atomic_set(&null_sec.ps_nctx, 1); /* for "null_cli_ctx" */
CFS_INIT_LIST_HEAD(&null_sec.ps_gc_list);
null_sec.ps_gc_interval = 0;
null_sec.ps_gc_next = 0;
- hlist_add_head(&null_cli_ctx.cc_cache, &__list);
- atomic_set(&null_cli_ctx.cc_refcount, 1); /* for hash */
+ cfs_hlist_add_head(&null_cli_ctx.cc_cache, &__list);
+ cfs_atomic_set(&null_cli_ctx.cc_refcount, 1); /* for hash */
null_cli_ctx.cc_sec = &null_sec;
null_cli_ctx.cc_ops = &null_ctx_ops;
null_cli_ctx.cc_expire = 0;
null_cli_ctx.cc_flags = PTLRPC_CTX_CACHED | PTLRPC_CTX_ETERNAL |
PTLRPC_CTX_UPTODATE;
null_cli_ctx.cc_vcred.vc_uid = 0;
- spin_lock_init(&null_cli_ctx.cc_lock);
+ cfs_spin_lock_init(&null_cli_ctx.cc_lock);
CFS_INIT_LIST_HEAD(&null_cli_ctx.cc_req_list);
CFS_INIT_LIST_HEAD(&null_cli_ctx.cc_gc_chain);
}