From: Zach Brown <zach.brown@oracle.com>
To: "Sébastien Dugué" <sebastien.dugue@bull.net>
Cc: linux-kernel <linux-kernel@vger.kernel.org>,
linux-aio <linux-aio@kvack.org>, Andrew Morton <akpm@osdl.org>,
Suparna Bhattacharya <suparna@in.ibm.com>,
Christoph Hellwig <hch@infradead.org>,
Badari Pulavarty <pbadari@us.ibm.com>,
Jean Pierre Dion <jean-pierre.dion@bull.net>,
Ulrich Drepper <drepper@redhat.com>
Subject: Re: [PATCH -mm 3/4][AIO] - AIO completion signal notification
Date: Wed, 22 Nov 2006 02:22:15 -0800 [thread overview]
Message-ID: <456424D7.7060204@oracle.com> (raw)
In-Reply-To: <20061122104055.3d1c029a@frecb000686>
> OK, looking at this, there's something bothering me: io_submit_one() needs
> a pointer to the user iocb in order to push back the iocb->ki_key to userspace,
> as well as storing the user_iocb pointer into iocb->ki_obj.
Why can't it continue to do what it does today? Both of those uses of
the user_iocb pointer involve fixed-width fields and don't need compat help.
> So I think that some of the logic in io_submit_one() must be moved up to
> sys_io_submit(), including the aio_get_req() call.
I don't see why that would be needed.
- z
next prev parent reply other threads:[~2006-11-22 18:27 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-11-20 14:17 [PATCH -mm 0/4][AIO] - AIO completion signal notification v2 Sébastien Dugué
2006-11-20 14:22 ` [PATCH -mm 1/4][AIO] - fix aio.h includes Sébastien Dugué
2006-11-20 13:31 ` Zach Brown
2006-11-20 14:22 ` [PATCH -mm 2/4][AIO] - export good_sigevent() Sébastien Dugué
2006-11-20 13:42 ` Zach Brown
2006-11-20 21:45 ` Ulrich Drepper
2006-11-20 14:02 ` Zach Brown
2006-11-20 14:22 ` [PATCH -mm 3/4][AIO] - AIO completion signal notification Sébastien Dugué
2006-11-20 15:13 ` Zach Brown
2006-11-21 10:40 ` Sébastien Dugué
[not found] ` <20061122104055.3d1c029a@frecb000686>
2006-11-22 10:22 ` Zach Brown [this message]
2006-11-23 8:24 ` Sébastien Dugué
2006-11-22 1:02 ` Andrew Morton
2006-11-23 8:28 ` Sébastien Dugué
2006-11-23 8:40 ` Andrew Morton
2006-11-23 9:47 ` Sébastien Dugué
2006-11-23 10:14 ` Andrew Morton
2006-11-23 10:27 ` Sébastien Dugué
2006-11-23 10:57 ` [PATCH] fs : reorder some 'struct inode' fields to speedup i_size manipulations Eric Dumazet
2006-11-27 21:37 ` Andrew Morton
2006-11-27 21:52 ` Eric Dumazet
2006-11-27 22:01 ` Andrew Morton
2006-11-28 20:31 ` Eric Dumazet
2006-11-20 14:23 ` [PATCH -mm 4/4][AIO] - Listio support Sébastien Dugué
2006-11-21 10:35 ` Suparna Bhattacharya
2006-11-27 13:39 ` Bharata B Rao
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