From a057d2c01161444c48b12a60351ae6c7135f6e61 Mon Sep 17 00:00:00 2001 From: Ryusuke Konishi Date: Thu, 19 Nov 2009 19:58:46 +0900 Subject: [PATCH] nilfs2: add helper to get if volume is in a valid state This adds a helper function, nilfs_valid_fs() which returns if nilfs is in a valid state or not. Signed-off-by: Ryusuke Konishi --- fs/nilfs2/the_nilfs.c | 6 +----- fs/nilfs2/the_nilfs.h | 10 ++++++++++ 2 files changed, 11 insertions(+), 5 deletions(-) diff --git a/fs/nilfs2/the_nilfs.c b/fs/nilfs2/the_nilfs.c index aea2b58ba03..890a8d3886c 100644 --- a/fs/nilfs2/the_nilfs.c +++ b/fs/nilfs2/the_nilfs.c @@ -261,16 +261,12 @@ int load_nilfs(struct the_nilfs *nilfs, struct nilfs_sb_info *sbi) struct nilfs_recovery_info ri; unsigned int s_flags = sbi->s_super->s_flags; int really_read_only = bdev_read_only(nilfs->ns_bdev); - unsigned valid_fs; + int valid_fs = nilfs_valid_fs(nilfs); int err; if (nilfs_loaded(nilfs)) return 0; - down_write(&nilfs->ns_sem); - valid_fs = (nilfs->ns_mount_state & NILFS_VALID_FS); - up_write(&nilfs->ns_sem); - if (!valid_fs) { printk(KERN_WARNING "NILFS warning: mounting unchecked fs\n"); if (s_flags & MS_RDONLY) { diff --git a/fs/nilfs2/the_nilfs.h b/fs/nilfs2/the_nilfs.h index 20abd55881e..589786e3346 100644 --- a/fs/nilfs2/the_nilfs.h +++ b/fs/nilfs2/the_nilfs.h @@ -258,6 +258,16 @@ static inline void nilfs_put_sbinfo(struct nilfs_sb_info *sbi) kfree(sbi); } +static inline int nilfs_valid_fs(struct the_nilfs *nilfs) +{ + unsigned valid_fs; + + down_read(&nilfs->ns_sem); + valid_fs = (nilfs->ns_mount_state & NILFS_VALID_FS); + up_read(&nilfs->ns_sem); + return valid_fs; +} + static inline void nilfs_get_segment_range(struct the_nilfs *nilfs, __u64 segnum, sector_t *seg_start, sector_t *seg_end)