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| author | weiping zhang <zhangweiping@didichuxing.com> | 2017-08-25 01:11:33 +0800 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2017-08-28 10:01:08 -0600 |
| commit | 235f8da119351ae583abfbbf577eb61a8b564203 (patch) | |
| tree | bd6c28a7d55348202b1820ce8720aac567293f84 /block/deadline-iosched.c | |
| parent | f5cb2d51524a1218bb0c5d8b234044e9104f7062 (diff) | |
| download | linux-stable-235f8da119351ae583abfbbf577eb61a8b564203.tar.gz linux-stable-235f8da119351ae583abfbbf577eb61a8b564203.tar.bz2 linux-stable-235f8da119351ae583abfbbf577eb61a8b564203.zip | |
block, scheduler: convert xxx_var_store to void
The last parameter "count" never be used in xxx_var_store,
convert these functions to void.
Signed-off-by: weiping zhang <zhangweiping@didichuxing.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/deadline-iosched.c')
| -rw-r--r-- | block/deadline-iosched.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/block/deadline-iosched.c b/block/deadline-iosched.c index c68f6bbc0dcd..b83f77460d28 100644 --- a/block/deadline-iosched.c +++ b/block/deadline-iosched.c @@ -373,13 +373,12 @@ deadline_var_show(int var, char *page) return sprintf(page, "%d\n", var); } -static ssize_t -deadline_var_store(int *var, const char *page, size_t count) +static void +deadline_var_store(int *var, const char *page) { char *p = (char *) page; *var = simple_strtol(p, &p, 10); - return count; } #define SHOW_FUNCTION(__FUNC, __VAR, __CONV) \ @@ -403,7 +402,7 @@ static ssize_t __FUNC(struct elevator_queue *e, const char *page, size_t count) { \ struct deadline_data *dd = e->elevator_data; \ int __data; \ - int ret = deadline_var_store(&__data, (page), count); \ + deadline_var_store(&__data, (page)); \ if (__data < (MIN)) \ __data = (MIN); \ else if (__data > (MAX)) \ @@ -412,7 +411,7 @@ static ssize_t __FUNC(struct elevator_queue *e, const char *page, size_t count) *(__PTR) = msecs_to_jiffies(__data); \ else \ *(__PTR) = __data; \ - return ret; \ + return count; \ } STORE_FUNCTION(deadline_read_expire_store, &dd->fifo_expire[READ], 0, INT_MAX, 1); STORE_FUNCTION(deadline_write_expire_store, &dd->fifo_expire[WRITE], 0, INT_MAX, 1); |