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Date:   Mon, 21 Nov 2022 10:01:52 +0800
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Subject: Re: [PATCH] cgroup: Fix typo in comment
To:     Kamalesh Babulal <kamalesh.babulal@oracle.com>, tj@kernel.org
Cc:     lizefan.x@bytedance.com, hannes@cmpxchg.org,
        cgroups@vger.kernel.org, linux-kernel@vger.kernel.org
References: <20221120155134.57193-1-haifeng.xu@shopee.com>
 <819bdb10-2569-b7b1-b75b-168b77d1959f@oracle.com>
From:   Haifeng Xu <haifeng.xu@shopee.com>
In-Reply-To: <819bdb10-2569-b7b1-b75b-168b77d1959f@oracle.com>
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On 2022/11/21 00:38, Kamalesh Babulal wrote:
> 
> 
> On 11/20/22 21:21, haifeng.xu wrote:
>> Replace iff with if.
>>
>> Signed-off-by: haifeng.xu <haifeng.xu@shopee.com>
>> ---
>>  kernel/cgroup/cgroup.c | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c
>> index f2743a476190..93c5e50b1392 100644
>> --- a/kernel/cgroup/cgroup.c
>> +++ b/kernel/cgroup/cgroup.c
>> @@ -814,7 +814,7 @@ static bool css_set_populated(struct css_set *cset)
>>   * One of the css_sets associated with @cgrp is either getting its first
>>   * task or losing the last.  Update @cgrp->nr_populated_* accordingly.  The
>>   * count is propagated towards root so that a given cgroup's
>> - * nr_populated_children is zero iff none of its descendants contain any
>> + * nr_populated_children is zero if none of its descendants contain any
>>   * tasks.
>>   *
>>   * @cgrp's interface file "cgroup.populated" is zero if both
> 
> iff abbreviates to if and only if and it's a valid usage.
> 

Ok, thanks.