On 08/24/2012 08:51 AM, Michael Wang wrote:
> On 08/17/2012 12:33 PM, Michael Wang wrote:
>> From: Michael Wang <wang...@linux.vnet.ibm.com>
>>
>> This patch replaces list_for_each_continue_rcu() with
>> list_for_each_entry_continue_rcu() to save a few lines
>> of code and allow removing list_for_each_continue_rcu().
>>
>
> Hi, Neil
>
> Could I get some comments on this patch?
Hi, Neil
Could I get some comments?
And please forgive and warn me if this patch has came to the wrong
place...I get the address from get_maintainer.
Regards,
Michael Wang
>
> Regards,
> Michael Wang
>
>> Signed-off-by: Michael Wang <wang...@linux.vnet.ibm.com>
>> ---
>> drivers/md/bitmap.c | 9 +++------
>> 1 files changed, 3 insertions(+), 6 deletions(-)
>>
>> diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c
>> index 15dbe03..b160828 100644
>> --- a/drivers/md/bitmap.c
>> +++ b/drivers/md/bitmap.c
>> @@ -163,20 +163,17 @@ static struct md_rdev *next_active_rdev(struct md_rdev
>> *rdev, struct mddev *mdde
>> * As devices are only added or removed when raid_disk is < 0 and
>> * nr_pending is 0 and In_sync is clear, the entries we return will
>> * still be in the same position on the list when we re-enter
>> - * list_for_each_continue_rcu.
>> + * list_for_each_entry_continue_rcu.
>> */
>> - struct list_head *pos;
>> rcu_read_lock();
>> if (rdev == NULL)
>> /* start at the beginning */
>> - pos = &mddev->disks;
>> + rdev = list_entry_rcu(&mddev->disks, struct md_rdev, same_set);
>> else {
>> /* release the previous rdev and start from there. */
>> rdev_dec_pending(rdev, mddev);
>> - pos = &rdev->same_set;
>> }
>> - list_for_each_continue_rcu(pos, &mddev->disks) {
>> - rdev = list_entry(pos, struct md_rdev, same_set);
>> + list_for_each_entry_continue_rcu(rdev, &mddev->disks, same_set) {
>> if (rdev->raid_disk >= 0 &&
>> !test_bit(Faulty, &rdev->flags)) {
>> /* this is a usable devices */
>>
>
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