f2fs: improve sbi status info in debugfs/f2fs/status

Do not use numbers but strings to improve readability when flag is set.

Signed-off-by: Yangtao Li <frank.li@vivo.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c
index 473ad04..d8c0934 100644 (file)
--- a/fs/f2fs/debug.c
+++ b/fs/f2fs/debug.c
@@ -323,22 +323,43 @@ get_cache:
 #endif
 }
 
+static char *s_flag[] = {
+       [SBI_IS_DIRTY]          = " fs_dirty",
+       [SBI_IS_CLOSE]          = " closing",
+       [SBI_NEED_FSCK]         = " need_fsck",
+       [SBI_POR_DOING]         = " recovering",
+       [SBI_NEED_SB_WRITE]     = " sb_dirty",
+       [SBI_NEED_CP]           = " need_cp",
+       [SBI_IS_SHUTDOWN]       = " shutdown",
+       [SBI_IS_RECOVERED]      = " recovered",
+       [SBI_CP_DISABLED]       = " cp_disabled",
+       [SBI_CP_DISABLED_QUICK] = " cp_disabled_quick",
+       [SBI_QUOTA_NEED_FLUSH]  = " quota_need_flush",
+       [SBI_QUOTA_SKIP_FLUSH]  = " quota_skip_flush",
+       [SBI_QUOTA_NEED_REPAIR] = " quota_need_repair",
+       [SBI_IS_RESIZEFS]       = " resizefs",
+};
+
 static int stat_show(struct seq_file *s, void *v)
 {
        struct f2fs_stat_info *si;
-       int i = 0;
-       int j;
+       int i = 0, j = 0;
 
        mutex_lock(&f2fs_stat_mutex);
        list_for_each_entry(si, &f2fs_stat_list, stat_list) {
                update_general_status(si->sbi);
 
-               seq_printf(s, "\n=====[ partition info(%pg). #%d, %s, CP: %s (sbi: 0x%lx)]=====\n",
+               seq_printf(s, "\n=====[ partition info(%pg). #%d, %s, CP: %s]=====\n",
                        si->sbi->sb->s_bdev, i++,
                        f2fs_readonly(si->sbi->sb) ? "RO": "RW",
                        is_set_ckpt_flags(si->sbi, CP_DISABLED_FLAG) ?
-                       "Disabled": (f2fs_cp_error(si->sbi) ? "Error": "Good"),
-                       si->sbi->s_flag);
+                       "Disabled" : (f2fs_cp_error(si->sbi) ? "Error" : "Good"));
+               if (si->sbi->s_flag) {
+                       seq_puts(s, "[SBI:");
+                       for_each_set_bit(j, &si->sbi->s_flag, 32)
+                               seq_puts(s, s_flag[j]);
+                       seq_puts(s, "]\n");
+               }
                seq_printf(s, "[SB: 1] [CP: 2] [SIT: %d] [NAT: %d] ",
                           si->sit_area_segs, si->nat_area_segs);
                seq_printf(s, "[SSA: %d] [MAIN: %d",