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| author | Jan Kara <jack@suse.cz> | 2017-03-14 14:29:35 +0100 |
|---|---|---|
| committer | Jan Kara <jack@suse.cz> | 2017-04-10 17:37:35 +0200 |
| commit | 86ffe245c430f07f95d5d28d3b694ea72f4492e7 (patch) | |
| tree | 91f46db0135cc58cfb5dd1114962bc4781c456fe /fs/notify/inode_mark.c | |
| parent | 9dd813c15b2c101168808d4f5941a29985758973 (diff) | |
| download | linux-86ffe245c430f07f95d5d28d3b694ea72f4492e7.tar.gz linux-86ffe245c430f07f95d5d28d3b694ea72f4492e7.tar.bz2 linux-86ffe245c430f07f95d5d28d3b694ea72f4492e7.zip | |
fsnotify: Move object pointer to fsnotify_mark_connector
Move pointer to inode / vfsmount from mark itself to the
fsnotify_mark_connector structure. This is another step on the path
towards decoupling inode / vfsmount lifetime from notification mark
lifetime.
Reviewed-by: Miklos Szeredi <mszeredi@redhat.com>
Reviewed-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Diffstat (limited to 'fs/notify/inode_mark.c')
| -rw-r--r-- | fs/notify/inode_mark.c | 18 |
1 files changed, 7 insertions, 11 deletions
diff --git a/fs/notify/inode_mark.c b/fs/notify/inode_mark.c index e8c6b822ff8d..1644ba09efd4 100644 --- a/fs/notify/inode_mark.c +++ b/fs/notify/inode_mark.c @@ -45,7 +45,7 @@ void fsnotify_recalc_inode_mask(struct inode *inode) void fsnotify_destroy_inode_mark(struct fsnotify_mark *mark) { - struct inode *inode = mark->inode; + struct inode *inode = mark->connector->inode; BUG_ON(!mutex_is_locked(&mark->group->mark_mutex)); assert_spin_locked(&mark->lock); @@ -53,7 +53,7 @@ void fsnotify_destroy_inode_mark(struct fsnotify_mark *mark) spin_lock(&inode->i_lock); hlist_del_init_rcu(&mark->obj_list); - mark->inode = NULL; + mark->connector = NULL; /* * this mark is now off the inode->i_fsnotify_marks list and we @@ -69,7 +69,7 @@ void fsnotify_destroy_inode_mark(struct fsnotify_mark *mark) */ void fsnotify_clear_inode_marks_by_group(struct fsnotify_group *group) { - fsnotify_clear_marks_by_group_flags(group, FSNOTIFY_MARK_FLAG_INODE); + fsnotify_clear_marks_by_group_flags(group, FSNOTIFY_OBJ_TYPE_INODE); } /* @@ -99,11 +99,10 @@ void fsnotify_set_inode_mark_mask_locked(struct fsnotify_mark *mark, assert_spin_locked(&mark->lock); - if (mask && - mark->inode && + if (mask && mark->connector && !(mark->flags & FSNOTIFY_MARK_FLAG_OBJECT_PINNED)) { mark->flags |= FSNOTIFY_MARK_FLAG_OBJECT_PINNED; - inode = igrab(mark->inode); + inode = igrab(mark->connector->inode); /* * we shouldn't be able to get here if the inode wasn't * already safely held in memory. But bug in case it @@ -126,15 +125,12 @@ int fsnotify_add_inode_mark(struct fsnotify_mark *mark, { int ret; - mark->flags |= FSNOTIFY_MARK_FLAG_INODE; - BUG_ON(!mutex_is_locked(&group->mark_mutex)); assert_spin_locked(&mark->lock); spin_lock(&inode->i_lock); - mark->inode = inode; - ret = fsnotify_add_mark_list(&inode->i_fsnotify_marks, mark, - allow_dups); + ret = fsnotify_add_mark_list(&inode->i_fsnotify_marks, mark, inode, + NULL, allow_dups); inode->i_fsnotify_mask = fsnotify_recalc_mask(inode->i_fsnotify_marks); spin_unlock(&inode->i_lock); |