From: Li RongQing Date: Thu, 10 Apr 2025 11:21:17 +0000 (+0800) Subject: fs: Make file-nr output the total allocated file handles X-Git-Tag: block-6.16-20250606~51^2~15 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=ef181fa11d9e09d3741525937d7bab4c5ab91ef7;p=linux-block.git fs: Make file-nr output the total allocated file handles Make file-nr output the total allocated file handles, not per-cpu cache number, it's more precise, and not in hot path Signed-off-by: Li RongQing Link: https://lore.kernel.org/20250410112117.2851-1-lirongqing@baidu.com Signed-off-by: Christian Brauner --- diff --git a/fs/file_table.c b/fs/file_table.c index c04ed94cdc4b..138114d64307 100644 --- a/fs/file_table.c +++ b/fs/file_table.c @@ -102,7 +102,7 @@ EXPORT_SYMBOL_GPL(get_max_files); static int proc_nr_files(const struct ctl_table *table, int write, void *buffer, size_t *lenp, loff_t *ppos) { - files_stat.nr_files = get_nr_files(); + files_stat.nr_files = percpu_counter_sum_positive(&nr_files); return proc_doulongvec_minmax(table, write, buffer, lenp, ppos); }