On Fri, 2014-06-27 at 10:41 +0200, Matthias Schniedermeyer wrote: > On 26.06.2014 13:57, Luká? Czerner wrote: > > > > So if the authors want to sell this new interface (in whatever form) to > > > the kernel community, they should start with providing a solid use-case, > > > with some more details, explore alternatives and show how the > > > alternatives do not work for them. > > > > Yes please, let's see some solid use-case for this. > > Personally i would want it to verify files after copying them: > Especially while moving files: > - Copy a file > - <drop cache> > - Verify that it really is correct on stable storage > - Remove original file
To make 100% sure you'd not only need to drop VFS-level caches but also file-system-level caches. Indeed, file-systems have their own rather buffers for different indexing data-structures, etc. The unmount/mount sequence takes care of that. -- Best Regards, Artem Bityutskiy -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
