Re: [PATCH 0 of 3] [RFC] I/O Hints | |
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>>>>> "Dave" == Dave Chinner <david@xxxxxxxxxxxxx> writes: Dave> Sure it could, but xfs_growfs is currently just a wrapper around Dave> an ioctl that tells the kernel to grow the filesystem by N bytes Dave> and the kernel does all the changes transactionally. So changing Dave> xfs_growfs to provide this information to the kernel will Dave> require a new userspace API for XFS to push this information Dave> straight back down into the kernel.... Dave> Also, it would be good to verify that stored filesystem Dave> parameters are still optimal at mount time by querying the block Dave> device(s) when internal structures are first initialised from Dave> disk. Hence even a simple kernel API to this info would be Dave> handy. Ok, I'll see if I can come up with a reasonable interface for this. -- Martin K. Petersen Oracle Linux Engineering -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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