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Date: Sat, 03 Nov 2007 21:37:34 +0100
From: Kris Kennaway <kris@FreeBSD.org>
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To: Pawel Jakub Dawidek <pjd@FreeBSD.org>
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Cc: cvs-src@FreeBSD.org, src-committers@FreeBSD.org, cvs-all@FreeBSD.org
Subject: Re: cvs commit: src/sys/contrib/opensolaris/uts/common/fs/zfs zvol.c
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Pawel Jakub Dawidek wrote:
> pjd         2007-11-01 11:04:21 UTC
> 
>   FreeBSD src repository
> 
>   Modified files:
>     sys/contrib/opensolaris/uts/common/fs/zfs zvol.c 
>   Log:
>   Call zil_commit() (if ZIL is not disabled) after every non-read request
>   (BIO_WRITE and BIO_FLUSH) as it is done is Solaris. The difference is
>   that Solaris calls it only for sync requests, but we can't say in GEOM
>   is the request is sync or async, so we do it for every request.
>   
>   MFC after:      1 week
>   
>   Revision  Changes    Path
>   1.4       +11 -11    src/sys/contrib/opensolaris/uts/common/fs/zfs/zvol.c
> 
> 

Does this add significant overhead?

Kris