Messages in this thread | | | Subject | Re: [PATCH] O_DIRECT for ext3 (2.4.21) | From | "Stephen C. Tweedie" <> | Date | 17 Jun 2003 21:46:59 +0100 |
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Hi,
On Tue, 2003-06-17 at 21:19, Andrew Morton wrote:
> It works out OK in 2.5, and we should do it this way in 2.4 too: > > - dentry_open() checks for inode->i_mapping->a_ops->direct_IO > > - setfl() checks for inode->i_mapping->a_ops->direct_IO > > - the a_ops for data-journalled inodes have a null ->direct_IO.
That's what the -aa patches do, and I've got those queued in my local O_DIRECT stuff already. ext3 will just expose a different a_ops for data-journaled files.
Cheers, Stephen
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