Messages in this thread |  | | Subject | Re: [PATCH] SMP race in ext2 - metadata corruption. | Date | Thu, 3 May 2001 10:29:43 +0100 (BST) | From | Alan Cox <> |
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> > discussion in itself), and there really are no valid uses for opening a > > block device that is already mounted. More importantly, I don't think > > anybody actually does. > > Actually I did. I might do it again :) The point was to get the kernel to > cache certain blocks in the RAM.
Ditto for some CD based stuff. You burn the important binaries to the front of the CD, then at boot dd 64Mb to /dev/null to prime the libraries and avoid a lot of seeking during boot up from the CD-ROM.
However I could do that from an initrd before mounting
Alan
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