| To: | Felix Blyakher <felixb@xxxxxxx> |
|---|---|
| Subject: | Re: [PATCH][RFC] fs: Add new pre-allocation ioctls to vfs for compatibility with legacy xfs ioctls |
| From: | Ankit Jain <me@xxxxxxxxxxxxx> |
| Date: | Thu, 18 Dec 2008 15:24:43 +0530 |
| Cc: | Al Viro <viro@xxxxxxxxxxxxxxxxxx>, Christoph Hellwig <hch@xxxxxxxxxxxxx>, linux-fsdevel@xxxxxxxxxxxxxxx, mfasheh@xxxxxxxx, joel.becker@xxxxxxxxxx, ocfs2-devel@xxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, xfs-masters@xxxxxxxxxxx, xfs@xxxxxxxxxxx |
| In-reply-to: | <9D2593C9-08EB-486C-AAF5-E83A1EAEE9B9@xxxxxxx> |
| References: | <49460F88.2080408@xxxxxxxxxxxxx> <9D2593C9-08EB-486C-AAF5-E83A1EAEE9B9@xxxxxxx> |
| User-agent: | Thunderbird 2.0.0.18 (X11/20081112) |
Felix Blyakher wrote: > >> This patch adds ioctls to vfs for compatibility with legacy XFS >> pre-allocation ioctls (XFS_IOC_*RESVP*). The implementation >> effectively invokes sys_fallocate for the new ioctls. > > I don't think we can use sys_fallocate for XFS_IOC_UNRESVSP* > commands, which suppose to release currently allocated file > blocks. > See more comments below. My bad :( I'll drop the *UNRESV* completely from the new ioctl and post an updated patch. -Ankit |
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