user.h

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    1 /*
    2  *  Copyright (C) 2015 Cluster Inc.
    3  *  Produced at ClusterHQ Inc (cf, DISCLAIMER).
    4  *  Written by Richard Yao <richard.yao@clusterhq.com>.
    5  *
    6  *  This file is part of the SPL, Solaris Porting Layer.
    7  *
    8  *  The SPL is free software; you can redistribute it and/or modify it
    9  *  under the terms of the GNU General Public License as published by the
   10  *  Free Software Foundation; either version 2 of the License, or (at your
   11  *  option) any later version.
   12  *
   13  *  The SPL is distributed in the hope that it will be useful, but WITHOUT
   14  *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
   15  *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
   16  *  for more details.
   17  *
   18  *  You should have received a copy of the GNU General Public License along
   19  *  with the SPL.  If not, see <http://www.gnu.org/licenses/>.
   20  */
   21 
   22 #ifndef _SPL_USER_H
   23 #define _SPL_USER_H
   24 
   25 /*
   26  * We have uf_info_t for areleasef(). We implement areleasef() using a global
   27  * linked list of all open file descriptors with the task structs referenced,
   28  * so accessing the correct descriptor from areleasef() only requires knowing
   29  * about the Linux task_struct. Since this is internal to our compatibility
   30  * layer, we make it an opaque type.
   31  *
   32  * XXX: If the descriptor changes under us and we do not do a getf() between
   33  * the change and using it, we would get an incorrect reference.
   34  */
   35 
   36 struct uf_info;
   37 typedef struct uf_info uf_info_t;
   38 
   39 #define P_FINFO(x) ((uf_info_t *)x)
   40 
   41 #endif /* SPL_USER_H */

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FreeBSD/Linux Kernel Cross Reference sys/contrib/openzfs/include/os/linux/spl/sys/user.h

FreeBSD/Linux Kernel Cross Reference
sys/contrib/openzfs/include/os/linux/spl/sys/user.h