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-rw-r--r--block/bfq-iosched.c33
1 files changed, 17 insertions, 16 deletions
diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c
index ea2832b..7948446 100644
--- a/block/bfq-iosched.c
+++ b/block/bfq-iosched.c
@@ -4801,16 +4801,13 @@ static ssize_t bfq_var_show(unsigned int var, char *page)
return sprintf(page, "%u\n", var);
}
-static ssize_t bfq_var_store(unsigned long *var, const char *page,
- size_t count)
+static void bfq_var_store(unsigned long *var, const char *page)
{
unsigned long new_val;
int ret = kstrtoul(page, 10, &new_val);
if (ret == 0)
*var = new_val;
-
- return count;
}
#define SHOW_FUNCTION(__FUNC, __VAR, __CONV) \
@@ -4852,7 +4849,7 @@ __FUNC(struct elevator_queue *e, const char *page, size_t count) \
{ \
struct bfq_data *bfqd = e->elevator_data; \
unsigned long uninitialized_var(__data); \
- int ret = bfq_var_store(&__data, (page), count); \
+ bfq_var_store(&__data, (page)); \
if (__data < (MIN)) \
__data = (MIN); \
else if (__data > (MAX)) \
@@ -4863,7 +4860,7 @@ __FUNC(struct elevator_queue *e, const char *page, size_t count) \
*(__PTR) = (u64)__data * NSEC_PER_MSEC; \
else \
*(__PTR) = __data; \
- return ret; \
+ return count; \
}
STORE_FUNCTION(bfq_fifo_expire_sync_store, &bfqd->bfq_fifo_expire[1], 1,
INT_MAX, 2);
@@ -4880,13 +4877,13 @@ static ssize_t __FUNC(struct elevator_queue *e, const char *page, size_t count)\
{ \
struct bfq_data *bfqd = e->elevator_data; \
unsigned long uninitialized_var(__data); \
- int ret = bfq_var_store(&__data, (page), count); \
+ bfq_var_store(&__data, (page)); \
if (__data < (MIN)) \
__data = (MIN); \
else if (__data > (MAX)) \
__data = (MAX); \
*(__PTR) = (u64)__data * NSEC_PER_USEC; \
- return ret; \
+ return count; \
}
USEC_STORE_FUNCTION(bfq_slice_idle_us_store, &bfqd->bfq_slice_idle, 0,
UINT_MAX);
@@ -4897,7 +4894,8 @@ static ssize_t bfq_max_budget_store(struct elevator_queue *e,
{
struct bfq_data *bfqd = e->elevator_data;
unsigned long uninitialized_var(__data);
- int ret = bfq_var_store(&__data, (page), count);
+
+ bfq_var_store(&__data, (page));
if (__data == 0)
bfqd->bfq_max_budget = bfq_calc_max_budget(bfqd);
@@ -4909,7 +4907,7 @@ static ssize_t bfq_max_budget_store(struct elevator_queue *e,
bfqd->bfq_user_max_budget = __data;
- return ret;
+ return count;
}
/*
@@ -4921,7 +4919,8 @@ static ssize_t bfq_timeout_sync_store(struct elevator_queue *e,
{
struct bfq_data *bfqd = e->elevator_data;
unsigned long uninitialized_var(__data);
- int ret = bfq_var_store(&__data, (page), count);
+
+ bfq_var_store(&__data, (page));
if (__data < 1)
__data = 1;
@@ -4932,7 +4931,7 @@ static ssize_t bfq_timeout_sync_store(struct elevator_queue *e,
if (bfqd->bfq_user_max_budget == 0)
bfqd->bfq_max_budget = bfq_calc_max_budget(bfqd);
- return ret;
+ return count;
}
static ssize_t bfq_strict_guarantees_store(struct elevator_queue *e,
@@ -4940,7 +4939,8 @@ static ssize_t bfq_strict_guarantees_store(struct elevator_queue *e,
{
struct bfq_data *bfqd = e->elevator_data;
unsigned long uninitialized_var(__data);
- int ret = bfq_var_store(&__data, (page), count);
+
+ bfq_var_store(&__data, (page));
if (__data > 1)
__data = 1;
@@ -4950,7 +4950,7 @@ static ssize_t bfq_strict_guarantees_store(struct elevator_queue *e,
bfqd->strict_guarantees = __data;
- return ret;
+ return count;
}
static ssize_t bfq_low_latency_store(struct elevator_queue *e,
@@ -4958,7 +4958,8 @@ static ssize_t bfq_low_latency_store(struct elevator_queue *e,
{
struct bfq_data *bfqd = e->elevator_data;
unsigned long uninitialized_var(__data);
- int ret = bfq_var_store(&__data, (page), count);
+
+ bfq_var_store(&__data, (page));
if (__data > 1)
__data = 1;
@@ -4966,7 +4967,7 @@ static ssize_t bfq_low_latency_store(struct elevator_queue *e,
bfq_end_wr(bfqd);
bfqd->low_latency = __data;
- return ret;
+ return count;
}
#define BFQ_ATTR(name) \