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fsnotify: Move ->free_mark callback to fsnotify_ops

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Pointer to ->free_mark callback unnecessarily occupies one long in each
fsnotify_mark although they are the same for all marks from one
notification group. Move the callback pointer to fsnotify_ops.

Reviewed-by: Miklos Szeredi <mszeredi@redhat.com>
Reviewed-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Jan Kara
2016-12-21 18:06:12 +01:00
parent 7b12932340
commit 054c636e5c
12 changed files with 41 additions and 35 deletions
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3
fs/notify/dnotify/dnotify.c
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@@ -135,6 +135,7 @@ static void dnotify_free_mark(struct fsnotify_mark *fsn_mark)
static struct fsnotify_ops dnotify_fsnotify_ops = {
.handle_event = dnotify_handle_event,
.free_mark = dnotify_free_mark,
};
/*
@@ -305,7 +306,7 @@ int fcntl_dirnotify(int fd, struct file *filp, unsigned long arg)
/* set up the new_fsn_mark and new_dn_mark */
new_fsn_mark = &new_dn_mark->fsn_mark;
fsnotify_init_mark(new_fsn_mark, dnotify_group, dnotify_free_mark);
fsnotify_init_mark(new_fsn_mark, dnotify_group);
new_fsn_mark->mask = mask;
new_dn_mark->dn = NULL;