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 <cgxu519@xxxxxxx>
---
drivers/staging/erofs/super.c | 25 +++++++++++++++++++------
1 file changed, 19 insertions(+), 6 deletions(-)
diff --git a/drivers/staging/erofs/super.c b/drivers/staging/erofs/super.c
index 7ce2fd3d49f3..3f5ae64b9c60 100644
--- a/drivers/staging/erofs/super.c
+++ b/drivers/staging/erofs/super.c
@@ -145,14 +145,10 @@ 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);
@@ -164,7 +160,24 @@ static int erofs_build_fault_attr(struct erofs_sb_info *sbi,
set_opt(sbi, FAILt_INJECTION);
}
+
+static int erofs_build_fault_attr(struct erofs_sb_info *sbi,
+ substring_t *args)
+{
+ 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
devel@xxxxxxxxxxxxxxxxxxxxxx
http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
