Messages in this thread | | | From | vda <> | Subject | Re: [BusyBox] [Fwd: Loopback device setup?] | Date | Tue, 17 Feb 2004 10:22:38 +0200 |
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On Tuesday 17 February 2004 02:20, Tom Guilliams wrote: > in /driver/block/loop.c - > > loop_set_fd() > > /* > * If we can't read - sorry. If we only can't write - > * well, it's going to be read-only. > */ > if (!aops->readpage) > goto out_putf; > > I confirmed the "if (!aops->readpage)" is true. I'm not sure what the > readpage routine is trying to do (which dev or file) in my command below - > # mount -t ext2 -o loop ramdisk.image rootfs > > Anyone have any thoughts?? This is all being done in the /tmp > dircectory which is mounted as "tmpfs". Not sure if that has anything > to do with it.
I recall that tmpfs cannot do readpage (by design?). CCing LKML, maybe someone will pour in more info. -- vda - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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