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staging: erofs: code cleanup for erofs_show_options()

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Add new helper erofs_get_fault_rate() to get fault rate instead of
directly getting it from sbi, so we can remove the macro check
surrounding it.

Signed-off-by: Chengguang Xu <cgxu519@gmx.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Reviewed-by: Gao Xiang <gaoxiang25@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Chengguang Xu 2018-09-19 22:53:45 +08:00 committed by Greg Kroah-Hartman
parent 01e4ae4b68
commit 2ab3dd84c0
1 changed files with 11 additions and 3 deletions
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14
drivers/staging/erofs/super.c
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@ -165,6 +165,11 @@ static int erofs_build_fault_attr(struct erofs_sb_info *sbi,
set_opt(sbi, FAULT_INJECTION);
return 0;
}
static unsigned int erofs_get_fault_rate(struct erofs_sb_info *sbi)
{
return sbi->fault_info.inject_rate;
}
#else
static int erofs_build_fault_attr(struct erofs_sb_info *sbi,
substring_t *args)
@ -172,6 +177,11 @@ static int erofs_build_fault_attr(struct erofs_sb_info *sbi,
infoln("fault_injection options not supported");
return 0;
}
static unsigned int erofs_get_fault_rate(struct erofs_sb_info *sbi)
{
return 0;
}
#endif
static void default_options(struct erofs_sb_info *sbi)
@ -631,11 +641,9 @@ static int erofs_show_options(struct seq_file *seq, struct dentry *root)
else
seq_puts(seq, ",noacl");
#endif
#ifdef CONFIG_EROFS_FAULT_INJECTION
if (test_opt(sbi, FAULT_INJECTION))
seq_printf(seq, ",fault_injection=%u",
sbi->fault_info.inject_rate);
#endif
erofs_get_fault_rate(sbi));
return 0;
}