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btrfs: manage commit mount option as %u 

As the commit mount option is unsigned so manage it as %u for token
verifications, instead of %d.

Signed-off-by: Anand Jain <anand.jain@oracle.com>
Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Anand Jain 2018-02-13 17:50:46 +08:00 committed by David Sterba
parent 02453bdeb0
commit d374060864
2 changed files with 11 additions and 17 deletions
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2
fs/btrfs/ctree.h
View File

@ -788,7 +788,7 @@ struct btrfs_fs_info {
unsigned long pending_changes;
unsigned long compress_type:4;
unsigned int compress_level;
int commit_interval;
u32 commit_interval;
/*
* It is a suggestive number, the read side is safe even it gets a
* wrong number because we will write out the data into a regular

26
fs/btrfs/super.c
View File

@ -384,7 +384,7 @@ static const match_table_t tokens = {
{Opt_check_integrity_print_mask, "check_int_print_mask=%u"},
{Opt_rescan_uuid_tree, "rescan_uuid_tree"},
{Opt_fatal_errors, "fatal_errors=%s"},
{Opt_commit_interval, "commit=%d"},
{Opt_commit_interval, "commit=%u"},
#ifdef CONFIG_BTRFS_DEBUG
{Opt_fragment_data, "fragment=data"},
{Opt_fragment_metadata, "fragment=metadata"},
@ -786,24 +786,18 @@ int btrfs_parse_options(struct btrfs_fs_info *info, char *options,
case Opt_commit_interval:
intarg = 0;
ret = match_int(&args[0], &intarg);
if (ret < 0) {
btrfs_err(info, "invalid commit interval");
ret = -EINVAL;
if (ret)
goto out;
}
if (intarg > 0) {
if (intarg > 300) {
btrfs_warn(info,
"excessive commit interval %d",
if (intarg == 0) {
btrfs_info(info,
"using default commit interval %us",
BTRFS_DEFAULT_COMMIT_INTERVAL);
intarg = BTRFS_DEFAULT_COMMIT_INTERVAL;
} else if (intarg > 300) {
btrfs_warn(info, "excessive commit interval %d",
intarg);
}
info->commit_interval = intarg;
} else {
btrfs_info(info,
"using default commit interval %ds",
BTRFS_DEFAULT_COMMIT_INTERVAL);
info->commit_interval = BTRFS_DEFAULT_COMMIT_INTERVAL;
}
break;
#ifdef CONFIG_BTRFS_DEBUG
case Opt_fragment_all:
@ -1332,7 +1326,7 @@ static int btrfs_show_options(struct seq_file *seq, struct dentry *dentry)
if (btrfs_test_opt(info, PANIC_ON_FATAL_ERROR))
seq_puts(seq, ",fatal_errors=panic");
if (info->commit_interval != BTRFS_DEFAULT_COMMIT_INTERVAL)
seq_printf(seq, ",commit=%d", info->commit_interval);
seq_printf(seq, ",commit=%u", info->commit_interval);
#ifdef CONFIG_BTRFS_DEBUG
if (btrfs_test_opt(info, FRAGMENT_DATA))
seq_puts(seq, ",fragment=data");