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From: "Theodore Y. Ts'o" <>
To: Eric Biggers <>
Subject: Re: [PATCH] fscrypt: optimize fscrypt_zeroout_range()
Date: Mon, 13 Jan 2020 14:31:09 -0500
Message-ID: <> (raw)
In-Reply-To: <>

On Thu, Dec 26, 2019 at 10:08:13AM -0600, Eric Biggers wrote:
> From: Eric Biggers <>
> Currently fscrypt_zeroout_range() issues and waits on a bio for each
> block it writes, which makes it very slow.
> Optimize it to write up to 16 pages at a time instead.
> Also add a function comment, and improve reliability by allowing the
> allocations of the bio and the first ciphertext page to wait on the
> corresponding mempools.
> Signed-off-by: Eric Biggers <>

Looks good, feel free to add:

Reviewed-by: Theodore Ts'o <>

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Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-12-26 16:08 Eric Biggers
2020-01-13 19:31 ` Theodore Y. Ts'o [this message]
2020-01-14 20:53 ` Eric Biggers

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