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Re: [dm-devel] [External] Re: [PATCH] dm writecache: skip writecache_wait for pmem mode



> -----Original Message-----
> From: Mikulas Patocka <mpatocka redhat com>
> Sent: Wednesday, September 18, 2019 6:24 PM
> The dm-writecache target is supposed to optimize writes, not reads.
> Normally, there won't be any reads following a write, because the data would be
> stored in the cache in RAM.
> 
> Mikulas

Got it, Thanks for pointing that out.

Cheers,
Huaisheng Ye | εΆζ€€θƒœ
Linux kernel | Lenovo DCG


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