linux-kernel - Re: [PATCH v7 3/5] Add preadv and pwritev system calls.

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Message-ID: <49807405.2060606@redhat.com>
Date:	Wed, 28 Jan 2009 16:04:37 +0100
From:	Gerd Hoffmann <kraxel@...hat.com>
To:	mtk.manpages@...il.com
CC:	linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org,
	linux-api@...r.kernel.org, aarcange@...hat.com
Subject: Re: [PATCH v7 3/5] Add preadv and pwritev system calls.

Michael Kerrisk wrote:
>> The application-visible interface provided by glibc should look like
>> this to be compatible to the existing implementations in the *BSD family:
>>
>>  ssize_t preadv(int d, const struct iovec *iov, int iovcnt, off_t offset);
>>  ssize_t pwritev(int d, const struct iovec *iov, int iovcnt, off_t offset);
> 
> I earlier asked if you could provide some userspace example code using
> this API.  If there was a response, I missed it.  Could you please
> provide some working test using this interface.

I had some ptrs in the patch series intro text.
Standalone test app is attached now.

cheers,
  Gerd

View attachment "preadv.c" of type "text/x-csrc" (2671 bytes)