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| author | Jiro SEKIBA <jir@unicus.jp> | 2009-11-12 08:07:26 +0300 |
|---|---|---|
| committer | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2009-11-20 04:05:47 +0300 |
| commit | 91f1953bf3243a4215b57d8e2f317a7035924de7 (patch) | |
| tree | 78bec48dc558ebd130c67a6144e2e981286a603c | |
| parent | 6600b9dd8e0d4a60c610f216b78d992a598bc52a (diff) | |
| download | linux-91f1953bf3243a4215b57d8e2f317a7035924de7.tar.xz | |
nilfs2: Using nobarrier option instead of barrier=off
Since most of fs using nofoobar style option,
modified barrier=off option as nobarrier.
Signed-off-by: Jiro SEKIBA <jir@unicus.jp>
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
| -rw-r--r-- | Documentation/filesystems/nilfs2.txt | 3 | ||||
| -rw-r--r-- | fs/nilfs2/super.c | 15 |
2 files changed, 6 insertions, 12 deletions
diff --git a/Documentation/filesystems/nilfs2.txt b/Documentation/filesystems/nilfs2.txt index 01539f410676..cbd877978c80 100644 --- a/Documentation/filesystems/nilfs2.txt +++ b/Documentation/filesystems/nilfs2.txt @@ -49,8 +49,7 @@ Mount options NILFS2 supports the following mount options: (*) == default -barrier=on(*) This enables/disables barriers. barrier=off disables - it, barrier=on enables it. +nobarrier Disables barriers. errors=continue(*) Keep going on a filesystem error. errors=remount-ro Remount the filesystem read-only on an error. errors=panic Panic and halt the machine if an error occurs. diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c index 644e66727dd0..02dcbb008673 100644 --- a/fs/nilfs2/super.c +++ b/fs/nilfs2/super.c @@ -490,7 +490,7 @@ static int nilfs_show_options(struct seq_file *seq, struct vfsmount *vfs) struct nilfs_sb_info *sbi = NILFS_SB(sb); if (!nilfs_test_opt(sbi, BARRIER)) - seq_printf(seq, ",barrier=off"); + seq_printf(seq, ",nobarrier"); if (nilfs_test_opt(sbi, SNAPSHOT)) seq_printf(seq, ",cp=%llu", (unsigned long long int)sbi->s_snapshot_cno); @@ -568,7 +568,7 @@ static const struct export_operations nilfs_export_ops = { enum { Opt_err_cont, Opt_err_panic, Opt_err_ro, - Opt_barrier, Opt_snapshot, Opt_order, + Opt_nobarrier, Opt_snapshot, Opt_order, Opt_err, }; @@ -576,7 +576,7 @@ static match_table_t tokens = { {Opt_err_cont, "errors=continue"}, {Opt_err_panic, "errors=panic"}, {Opt_err_ro, "errors=remount-ro"}, - {Opt_barrier, "barrier=%s"}, + {Opt_nobarrier, "nobarrier"}, {Opt_snapshot, "cp=%u"}, {Opt_order, "order=%s"}, {Opt_err, NULL} @@ -612,13 +612,8 @@ static int parse_options(char *options, struct super_block *sb) token = match_token(p, tokens, args); switch (token) { - case Opt_barrier: - if (match_bool(&args[0], &option)) - return 0; - if (option) - nilfs_set_opt(sbi, BARRIER); - else - nilfs_clear_opt(sbi, BARRIER); + case Opt_nobarrier: + nilfs_clear_opt(sbi, BARRIER); break; case Opt_order: if (strcmp(args[0].from, "relaxed") == 0) |