LU-11825 llite: Remove ptask framework

[fs/lustre-release.git] / libcfs / include / libcfs / libcfs_ptask.h

diff --git a/libcfs/include/libcfs/libcfs_ptask.h b/libcfs/include/libcfs/libcfs_ptask.h
deleted file mode 100644 (file)
index 2ba3fd3..0000000
--- a/libcfs/include/libcfs/libcfs_ptask.h
+++ /dev/null
@@ -1,142 +0,0 @@
-/*
- * GPL HEADER START
- *
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 only,
- * as published by the Free Software Foundation.
- *
- * This program 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 version 2 for more details (a copy is included
- * in the LICENSE file that accompanied this code).
- *
- * You should have received a copy of the GNU General Public License
- * version 2 along with this program; If not, see
- * http://www.gnu.org/licenses/gpl-2.0.html
- *
- * GPL HEADER END
- */
-/*
- * Copyright (c) 2017, Intel Corporation.
- * Use is subject to license terms.
- */
-/*
- * This file is part of Lustre, http://www.lustre.org/
- *
- * parallel task interface
- */
-#ifndef __LIBCFS_PTASK_H__
-#define __LIBCFS_PTASK_H__
-
-#include <linux/types.h>
-#include <linux/bitops.h>
-#include <linux/kernel.h>
-#include <linux/cpumask.h>
-#include <linux/uaccess.h>
-#include <linux/notifier.h>
-#include <linux/workqueue.h>
-#include <linux/completion.h>
-#ifdef CONFIG_PADATA
-#include <linux/padata.h>
-#else
-struct padata_priv {};
-struct padata_instance {};
-#endif
-
-#define PTF_COMPLETE   BIT(0)
-#define PTF_AUTOFREE   BIT(1)
-#define PTF_ORDERED    BIT(2)
-#define PTF_USER_MM    BIT(3)
-#define PTF_ATOMIC     BIT(4)
-#define PTF_RETRY      BIT(5)
-
-struct cfs_ptask_engine {
-       struct padata_instance  *pte_pinst;
-       struct workqueue_struct *pte_wq;
-       struct notifier_block    pte_notifier;
-       int                      pte_weight;
-};
-
-struct cfs_ptask;
-typedef int (*cfs_ptask_cb_t)(struct cfs_ptask *);
-
-struct cfs_ptask {
-       struct padata_priv       pt_padata;
-       struct completion        pt_completion;
-       mm_segment_t             pt_fs;
-       struct mm_struct        *pt_mm;
-       unsigned int             pt_flags;
-       int                      pt_cbcpu;
-       cfs_ptask_cb_t           pt_cbfunc;
-       void                    *pt_cbdata;
-       int                      pt_result;
-};
-
-static inline
-struct padata_priv *cfs_ptask2padata(struct cfs_ptask *ptask)
-{
-       return &ptask->pt_padata;
-}
-
-static inline
-struct cfs_ptask *cfs_padata2ptask(struct padata_priv *padata)
-{
-       return container_of(padata, struct cfs_ptask, pt_padata);
-}
-
-static inline
-bool cfs_ptask_need_complete(struct cfs_ptask *ptask)
-{
-       return ptask->pt_flags & PTF_COMPLETE;
-}
-
-static inline
-bool cfs_ptask_is_autofree(struct cfs_ptask *ptask)
-{
-       return ptask->pt_flags & PTF_AUTOFREE;
-}
-
-static inline
-bool cfs_ptask_is_ordered(struct cfs_ptask *ptask)
-{
-       return ptask->pt_flags & PTF_ORDERED;
-}
-
-static inline
-bool cfs_ptask_use_user_mm(struct cfs_ptask *ptask)
-{
-       return ptask->pt_flags & PTF_USER_MM;
-}
-
-static inline
-bool cfs_ptask_is_atomic(struct cfs_ptask *ptask)
-{
-       return ptask->pt_flags & PTF_ATOMIC;
-}
-
-static inline
-bool cfs_ptask_is_retry(struct cfs_ptask *ptask)
-{
-       return ptask->pt_flags & PTF_RETRY;
-}
-
-static inline
-int cfs_ptask_result(struct cfs_ptask *ptask)
-{
-       return ptask->pt_result;
-}
-
-struct cfs_ptask_engine *cfs_ptengine_init(const char *, const struct cpumask *);
-void cfs_ptengine_fini(struct cfs_ptask_engine *);
-int  cfs_ptengine_set_cpumask(struct cfs_ptask_engine *, const struct cpumask *);
-int  cfs_ptengine_weight(struct cfs_ptask_engine *);
-
-int  cfs_ptask_submit(struct cfs_ptask *, struct cfs_ptask_engine *);
-int  cfs_ptask_wait_for(struct cfs_ptask *);
-int  cfs_ptask_init(struct cfs_ptask *, cfs_ptask_cb_t, void *,
-                   unsigned int, int);
-
-#endif /* __LIBCFS_PTASK_H__ */