Re: [Ext2-devel] [RFC] Adding multiple block allocation

Mingming Cao <[email protected]> wrote:
>
>  right now direct io write to a hole is actually handled by buffered IO.
>  If so, there must be some valid reason that I could not see now.

Oh yes, that's right.  It's all to do with the fixes which went in a year
ago to prevent concurrent readers from peeking at uninitialised disk
blocks.

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---

• References:
  • Re: ext3 allocate-with-reservation latencies
    • From: "Stephen C. Tweedie" <[email protected]>
  • Re: ext3 allocate-with-reservation latencies
    • From: Mingming Cao <[email protected]>
  • Re: ext3 allocate-with-reservation latencies
    • From: "Stephen C. Tweedie" <[email protected]>
  • Re: ext3 allocate-with-reservation latencies
    • From: Mingming Cao <[email protected]>
  • Re: ext3 allocate-with-reservation latencies
    • From: "Stephen C. Tweedie" <[email protected]>
  • Re: ext3 allocate-with-reservation latencies
    • From: Mingming Cao <[email protected]>
  • Re: ext3 allocate-with-reservation latencies
    • From: "Stephen C. Tweedie" <[email protected]>
  • [RFC][PATCH] Reduce ext3 allocate-with-reservation lock latencies
    • From: Mingming Cao <[email protected]>
  • Re: [RFC][PATCH] Reduce ext3 allocate-with-reservation lock latencies
    • From: Lee Revell <[email protected]>
  • [RFC] Adding multiple block allocation to current ext3
    • From: Mingming Cao <[email protected]>
  • Re: [Ext2-devel] [RFC] Adding multiple block allocation
    • From: Suparna Bhattacharya <[email protected]>
  • Re: [Ext2-devel] [RFC] Adding multiple block allocation
    • From: Mingming Cao <[email protected]>
  • Re: [Ext2-devel] [RFC] Adding multiple block allocation
    • From: Mingming Cao <[email protected]>
  • Re: [Ext2-devel] [RFC] Adding multiple block allocation
    • From: Andrew Morton <[email protected]>
  • Re: [Ext2-devel] [RFC] Adding multiple block allocation
    • From: Mingming Cao <[email protected]>

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