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Viewing changes to fs/nfs/callback_proc.c

  • Committer: Bazaar Package Importer
  • Author(s): Paolo Pisati
  • Date: 2011-06-29 15:23:51 UTC
  • mfrom: (26.1.1 natty-proposed)
  • Revision ID: james.westby@ubuntu.com-20110629152351-xs96tm303d95rpbk
Tags: 3.0.0-1200.2
* Rebased against 3.0.0-6.7
* BSP from TI based on 3.0.0

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Lines of Context:
fs/nfs/callback_proc.c
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        spin_lock(&ino->i_lock);
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        if (test_bit(NFS_LAYOUT_BULK_RECALL, &lo->plh_flags) ||
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            mark_matching_lsegs_invalid(lo, &free_me_list,
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                                        args->cbl_range.iomode))
 
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                                        &args->cbl_range))
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                rv = NFS4ERR_DELAY;
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        else
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                rv = NFS4ERR_NOMATCHING_LAYOUT;
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                ino = lo->plh_inode;
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                spin_lock(&ino->i_lock);
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                set_bit(NFS_LAYOUT_BULK_RECALL, &lo->plh_flags);
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                if (mark_matching_lsegs_invalid(lo, &free_me_list, range.iomode))
 
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                if (mark_matching_lsegs_invalid(lo, &free_me_list, &range))
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                        rv = NFS4ERR_DELAY;
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                list_del_init(&lo->plh_bulk_recall);
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                spin_unlock(&ino->i_lock);
 
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                pnfs_free_lseg_list(&free_me_list);
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                put_layout_hdr(lo);
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                iput(ino);
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        }
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        pnfs_free_lseg_list(&free_me_list);
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        return rv;
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}
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        do_callback_layoutrecall(clp, &args);
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}
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__be32 nfs4_callback_devicenotify(struct cb_devicenotifyargs *args,
 
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                                  void *dummy, struct cb_process_state *cps)
 
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{
 
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        int i;
 
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        __be32 res = 0;
 
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        struct nfs_client *clp = cps->clp;
 
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        struct nfs_server *server = NULL;
 
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        dprintk("%s: -->\n", __func__);
 
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        if (!clp) {
 
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                res = cpu_to_be32(NFS4ERR_OP_NOT_IN_SESSION);
 
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                goto out;
 
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        }
 
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        for (i = 0; i < args->ndevs; i++) {
 
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                struct cb_devicenotifyitem *dev = &args->devs[i];
 
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                if (!server ||
 
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                    server->pnfs_curr_ld->id != dev->cbd_layout_type) {
 
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                        rcu_read_lock();
 
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                        list_for_each_entry_rcu(server, &clp->cl_superblocks, client_link)
 
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                                if (server->pnfs_curr_ld &&
 
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                                    server->pnfs_curr_ld->id == dev->cbd_layout_type) {
 
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                                        rcu_read_unlock();
 
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                                        goto found;
 
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                                }
 
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                        rcu_read_unlock();
 
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                        dprintk("%s: layout type %u not found\n",
 
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                                __func__, dev->cbd_layout_type);
 
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                        continue;
 
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                }
 
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        found:
 
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                if (dev->cbd_notify_type == NOTIFY_DEVICEID4_CHANGE)
 
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                        dprintk("%s: NOTIFY_DEVICEID4_CHANGE not supported, "
 
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                                "deleting instead\n", __func__);
 
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                nfs4_delete_deviceid(server->pnfs_curr_ld, clp, &dev->cbd_dev_id);
 
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        }
 
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out:
 
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        kfree(args->devs);
 
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        dprintk("%s: exit with status = %u\n",
 
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                __func__, be32_to_cpu(res));
 
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        return res;
 
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}
 
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int nfs41_validate_delegation_stateid(struct nfs_delegation *delegation, const nfs4_stateid *stateid)
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{
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        if (delegation == NULL)