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Message-ID: <4C7799FA.5050403@redflag-linux.com>
Date: Fri, 27 Aug 2010 18:56:58 +0800
From: "潘卫平(Peter Pan)"
<wppan@...flag-linux.com>
To: unlisted-recipients:; (no To-header on input)
CC: linux-kernel@...r.kernel.org
Subject: Re: [PATCH 01/28] daily commit
On 2010年08月27日 15:29, Peter Pan(潘卫平) wrote:
> From: Peter Pan<wppan@...flag-linux.com>
>
> Signed-off-by: Peter Pan<wppan@...flag-linux.com>
> ---
> include/linux/fs.h | 7 ++++---
> 1 files changed, 4 insertions(+), 3 deletions(-)
>
> diff --git a/include/linux/fs.h b/include/linux/fs.h
> index 44f35ae..8382a33 100644
> --- a/include/linux/fs.h
> +++ b/include/linux/fs.h
> @@ -1335,7 +1335,7 @@ struct super_block {
> struct mutex s_lock;
> int s_count;
> int s_need_sync;
> - atomic_t s_active;
> + atomic_t s_active; // 活动引用计数
> #ifdef CONFIG_SECURITY
> void *s_security;
> #endif
> @@ -1343,7 +1343,7 @@ struct super_block {
>
> struct list_head s_inodes; /* all inodes */
> struct hlist_head s_anon; /* anonymous dentries for (nfs) exporting */
> - struct list_head s_files;
> + struct list_head s_files; // ????????被分区的文件链表????????
> /* s_dentry_lru and s_nr_dentry_unused are protected by dcache_lock */
> struct list_head s_dentry_lru; /* unused dentry lru */
> int s_nr_dentry_unused; /* # of dentry on lru */
> @@ -1358,7 +1358,8 @@ struct super_block {
> wait_queue_head_t s_wait_unfrozen;
>
> char s_id[32]; /* Informational name */
> -
> +
> + // 指å‘具体的文件系统。如ext2指å‘ext2_sb_info（å³å†…å˜ä¸çš„ext2_super_block）
> void *s_fs_info; /* Filesystem private info */
> fmode_t s_mode;
>
?????????????
--
潘卫平
Peter Pan
Red Flag Software Co.,Ltd
--
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