Introduce a new helper __erofs_build_fault_attr() to handle set/clear
erofs_fault_info, we need this funciton for internal use case.
for example, reset fault_injection option in remount.
Signed-off-by: Chengguang Xu <cgxu...@gmx.com>
---
drivers/staging/erofs/super.c | 26 ++++++++++++++++++--------
1 file changed, 18 insertions(+), 8 deletions(-)
diff --git a/drivers/staging/erofs/super.c b/drivers/staging/erofs/super.c
index 14dbb6517b8d..d2dbc1fd3abb 100644
--- a/drivers/staging/erofs/super.c
+++ b/drivers/staging/erofs/super.c
@@ -144,15 +144,9 @@ char *erofs_fault_name[FAULT_MAX] = {
[FAULT_KMALLOC] = "kmalloc",
};
-static int erofs_build_fault_attr(struct erofs_sb_info *sbi,
- substring_t *args)
+static void __erofs_build_fault_attr(struct erofs_sb_info *sbi,
+ unsigned int rate)
{
- struct erofs_fault_info *ffi = &sbi->fault_info;
- int rate = 0;
-
- if (args->from && match_int(args, &rate))
- return -EINVAL;
-
if (rate) {
atomic_set(&ffi->inject_ops, 0);
ffi->inject_rate = rate;
@@ -162,10 +156,26 @@ static int erofs_build_fault_attr(struct erofs_sb_info
*sbi,
memset(ffi, 0, sizeof(struct erofs_fault_info));
clear_opt(sbi, FAULT_INJECTION);
}
+}
+static int erofs_build_fault_attr(struct erofs_sb_info *sbi,
+ substring_t *args)
+{
+ struct erofs_fault_info *ffi = &sbi->fault_info;
+ int rate = 0;
+
+ if (args->from && match_int(args, &rate))
+ return -EINVAL;
+
+ __erofs_build_fault_attr(sbi, rate);
return 0;
}
#else
+static void __erofs_build_fault_attr(struct erofs_sb_info *sbi,
+ unsigned int rate)
+{
+}
+
static int erofs_build_fault_attr(struct erofs_sb_info *sbi,
substring_t *args)
{
--
2.17.1
_______________________________________________
devel mailing list
de...@linuxdriverproject.org
http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
