From 91f1953bf3243a4215b57d8e2f317a7035924de7 Mon Sep 17 00:00:00 2001 From: Jiro SEKIBA Date: Thu, 12 Nov 2009 14:07:26 +0900 Subject: 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 Signed-off-by: Ryusuke Konishi --- Documentation/filesystems/nilfs2.txt | 3 +-- 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) -- cgit v1.2.3