Re: using O_DIRECT to write mmap()'ed IO.

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Subject: Re: using O_DIRECT to write mmap()'ed IO.
From: Arjan van de Ven <arjan@xxxxxxxxxxxxx>
Date: Fri, 16 Dec 2005 09:20:12 +0100
Cc: kernelnewbies@xxxxxxxxxxxx
In-reply-to: <37f97dbd0512151610o7147e8dbt805eb0115f9a75b7@xxxxxxxxxxxxxx>
References: <37f97dbd0512151610o7147e8dbt805eb0115f9a75b7@xxxxxxxxxxxxxx>
Reply-to: arjan@xxxxxxxxxxxxx

> Everything works fine if O_DIRECT is not used. The memery I am workign
> with is 512 byte aligned.

is the data also 512 byte aligned in the file?



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