mirror of
https://github.com/torvalds/linux.git
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f847c74d6e
fsnotify_alloc_event_holder() and fsnotify_destroy_event_holder()
has been removed since commit 7053aee26a ("fsnotify: do not share
events between notification groups"), so remove it.
Reviewed-by: Ritesh Harjani (IBM) <ritesh.list@gmail.com>
Signed-off-by: Gaosheng Cui <cuigaosheng1@huawei.com>
Signed-off-by: Jan Kara <jack@suse.cz>
82 lines
2.4 KiB
C
82 lines
2.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __FS_NOTIFY_FSNOTIFY_H_
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#define __FS_NOTIFY_FSNOTIFY_H_
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#include <linux/list.h>
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#include <linux/fsnotify.h>
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#include <linux/srcu.h>
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#include <linux/types.h>
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#include "../mount.h"
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static inline struct inode *fsnotify_conn_inode(
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struct fsnotify_mark_connector *conn)
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{
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return container_of(conn->obj, struct inode, i_fsnotify_marks);
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}
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static inline struct mount *fsnotify_conn_mount(
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struct fsnotify_mark_connector *conn)
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{
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return container_of(conn->obj, struct mount, mnt_fsnotify_marks);
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}
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static inline struct super_block *fsnotify_conn_sb(
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struct fsnotify_mark_connector *conn)
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{
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return container_of(conn->obj, struct super_block, s_fsnotify_marks);
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}
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static inline struct super_block *fsnotify_connector_sb(
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struct fsnotify_mark_connector *conn)
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{
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switch (conn->type) {
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case FSNOTIFY_OBJ_TYPE_INODE:
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return fsnotify_conn_inode(conn)->i_sb;
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case FSNOTIFY_OBJ_TYPE_VFSMOUNT:
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return fsnotify_conn_mount(conn)->mnt.mnt_sb;
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case FSNOTIFY_OBJ_TYPE_SB:
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return fsnotify_conn_sb(conn);
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default:
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return NULL;
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}
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}
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/* destroy all events sitting in this groups notification queue */
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extern void fsnotify_flush_notify(struct fsnotify_group *group);
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/* protects reads of inode and vfsmount marks list */
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extern struct srcu_struct fsnotify_mark_srcu;
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/* compare two groups for sorting of marks lists */
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extern int fsnotify_compare_groups(struct fsnotify_group *a,
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struct fsnotify_group *b);
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/* Destroy all marks attached to an object via connector */
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extern void fsnotify_destroy_marks(fsnotify_connp_t *connp);
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/* run the list of all marks associated with inode and destroy them */
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static inline void fsnotify_clear_marks_by_inode(struct inode *inode)
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{
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fsnotify_destroy_marks(&inode->i_fsnotify_marks);
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}
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/* run the list of all marks associated with vfsmount and destroy them */
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static inline void fsnotify_clear_marks_by_mount(struct vfsmount *mnt)
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{
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fsnotify_destroy_marks(&real_mount(mnt)->mnt_fsnotify_marks);
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}
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/* run the list of all marks associated with sb and destroy them */
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static inline void fsnotify_clear_marks_by_sb(struct super_block *sb)
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{
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fsnotify_destroy_marks(&sb->s_fsnotify_marks);
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}
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/*
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* update the dentry->d_flags of all of inode's children to indicate if inode cares
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* about events that happen to its children.
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*/
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extern void __fsnotify_update_child_dentry_flags(struct inode *inode);
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extern struct kmem_cache *fsnotify_mark_connector_cachep;
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#endif /* __FS_NOTIFY_FSNOTIFY_H_ */
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