From b9ea557ee9b9c4e0446851d955c1283bd76a9ce8 Mon Sep 17 00:00:00 2001 From: Byungchul Park Date: Mon, 7 Aug 2017 17:45:39 +0900 Subject: fput: Don't reinvent the wheel but use existing llist API Although llist provides proper APIs, they are not used. Make them used. Signed-off-by: Byungchul Park Reviewed-by: Oleg Nesterov Signed-off-by: Al Viro --- fs/file_table.c | 12 +++++------- 1 file changed, 5 insertions(+), 7 deletions(-) (limited to 'fs/file_table.c') diff --git a/fs/file_table.c b/fs/file_table.c index 72e861a35a7f..61517f57f8ef 100644 --- a/fs/file_table.c +++ b/fs/file_table.c @@ -233,12 +233,10 @@ static LLIST_HEAD(delayed_fput_list); static void delayed_fput(struct work_struct *unused) { struct llist_node *node = llist_del_all(&delayed_fput_list); - struct llist_node *next; + struct file *f, *t; - for (; node; node = next) { - next = llist_next(node); - __fput(llist_entry(node, struct file, f_u.fu_llist)); - } + llist_for_each_entry_safe(f, t, node, f_u.fu_llist) + __fput(f); } static void ____fput(struct callback_head *work) @@ -312,7 +310,7 @@ void put_filp(struct file *file) } void __init files_init(void) -{ +{ filp_cachep = kmem_cache_create("filp", sizeof(struct file), 0, SLAB_HWCACHE_ALIGN | SLAB_PANIC, NULL); percpu_counter_init(&nr_files, 0, GFP_KERNEL); @@ -331,4 +329,4 @@ void __init files_maxfiles_init(void) n = ((totalram_pages - memreserve) * (PAGE_SIZE / 1024)) / 10; files_stat.max_files = max_t(unsigned long, n, NR_FILE); -} +} -- cgit v1.2.3