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SubjectRe: [PATCH] net: dccp: Replace GFP_ATOMIC with GFP_KERNEL in dccp_init

On 2018/4/9 22:42, Eric Dumazet wrote:
> On 04/09/2018 07:10 AM, Jia-Ju Bai wrote:
>> dccp_init() is never called in atomic context.
>> This function is only set as a parameter of module_init().
>> Despite never getting called from atomic context,
>> dccp_init() calls __get_free_pages() with GFP_ATOMIC,
>> which waits busily for allocation.
> What do you mean by "waits busily" ?
> GFP_ATOMIC does not sleep, does not wait.

Sorry, I should modify it to "does not sleep".
Do you think it is okay?

Best wishes,
Jia-Ju Bai

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