From 3b0ce0e28db46d0403929aba45c682285e1ac217 Mon Sep 17 00:00:00 2001 From: Matt Macy Date: Mon, 24 Aug 2020 22:48:19 +0000 Subject: Vendor import of openzfs master @ 184df27eef0abdc7ab2105b21257f753834b936b Sponsored by: iX Systems, Inc. --- include/os/linux/spl/sys/user.h | 42 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 include/os/linux/spl/sys/user.h (limited to 'include/os/linux/spl/sys/user.h') diff --git a/include/os/linux/spl/sys/user.h b/include/os/linux/spl/sys/user.h new file mode 100644 index 000000000000..b12cb240e39b --- /dev/null +++ b/include/os/linux/spl/sys/user.h @@ -0,0 +1,42 @@ +/* + * Copyright (C) 2015 Cluster Inc. + * Produced at ClusterHQ Inc (cf, DISCLAIMER). + * Written by Richard Yao . + * + * This file is part of the SPL, Solaris Porting Layer. + * For details, see . + * + * The SPL is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * The SPL is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + * + * You should have received a copy of the GNU General Public License along + * with the SPL. If not, see . + */ + +#ifndef _SPL_USER_H +#define _SPL_USER_H + +/* + * We have uf_info_t for areleasef(). We implement areleasef() using a global + * linked list of all open file descriptors with the task structs referenced, + * so accessing the correct descriptor from areleasef() only requires knowing + * about the Linux task_struct. Since this is internal to our compatibility + * layer, we make it an opaque type. + * + * XXX: If the descriptor changes under us and we do not do a getf() between + * the change and using it, we would get an incorrect reference. + */ + +struct uf_info; +typedef struct uf_info uf_info_t; + +#define P_FINFO(x) ((uf_info_t *)x) + +#endif /* SPL_USER_H */ -- cgit v1.2.3