Thank you very much!
2013/11/12 Jeff Moyer :
> 韩磊 writes:
>
>> In IO scheduler level, whether all the read requests are synchronous?
>
> Generically, yes, I/O schedulers (and the whole block layer, in fact)
> consider READs synchronous:
>
> /*
> * We regard a request as sync, if either a read or
韩磊 writes:
> In IO scheduler level, whether all the read requests are synchronous?
Generically, yes, I/O schedulers (and the whole block layer, in fact)
consider READs synchronous:
/*
* We regard a request as sync, if either a read or a sync write
*/
static inline bool rw_is_sync(unsigned int
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