On Tue, Nov 20, 2012 at 05:29:41PM +0800, Zheng Liu wrote: > Hi all, > > This patch series tries to remove a sanity check in fallocate from specific > filesystems because vfs has already checked it. > > I am not very familiar with why we need to do this duplicated check. Please > let > me know if I miss something.
Each filesystem driver checks to see if a flag that it doesn't support gets passed down. This was done with the intention that we can add new flags to the VFS without having to update every filesystem. -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
