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SubjectRe: [RFC 13/19] staging: qlge: rewrite do while loop as for loop in qlge_sem_spinlock
On Tue, Jun 22, 2021 at 10:20:36AM +0300, Dan Carpenter wrote:
>On Mon, Jun 21, 2021 at 09:48:56PM +0800, Coiby Xu wrote:
>> Since wait_count=30 > 0, the for loop is equivalent to do while
>> loop. This commit also replaces 100 with UDELAY_DELAY.
>>
>> Signed-off-by: Coiby Xu <coiby.xu@gmail.com>
>> ---
>> drivers/staging/qlge/qlge_main.c | 7 ++++---
>> 1 file changed, 4 insertions(+), 3 deletions(-)
>>
>> diff --git a/drivers/staging/qlge/qlge_main.c b/drivers/staging/qlge/qlge_main.c
>> index c5e161595b1f..2d2405be38f5 100644
>> --- a/drivers/staging/qlge/qlge_main.c
>> +++ b/drivers/staging/qlge/qlge_main.c
>> @@ -140,12 +140,13 @@ static int qlge_sem_trylock(struct qlge_adapter *qdev, u32 sem_mask)
>> int qlge_sem_spinlock(struct qlge_adapter *qdev, u32 sem_mask)
>> {
>> unsigned int wait_count = 30;
>> + int count;
>>
>> - do {
>> + for (count = 0; count < wait_count; count++) {
>> if (!qlge_sem_trylock(qdev, sem_mask))
>> return 0;
>> - udelay(100);
>> - } while (--wait_count);
>> + udelay(UDELAY_DELAY);
>
>This is an interesting way to silence the checkpatch udelay warning. ;)

I didn't know this could silence the warning :)

>
>regards,
>dan carpenter
>

--
Best regards,
Coiby

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