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Re: [Xen-devel] xen-unstable build failure in tools/blktap/drivers for block-qcow2.c

> Properly speaking we should check those write() return values anyway. If we
> don't want to deviate from the qemu original sources that much then we could
> special-case CFLAGS to remove -Wno-unused for just that file.

Shouldn't -Wno-unused disable the check rather than enabling it?
Removing it causes even more warnings. Maturi's compiler just seems to
ignore that switch.

I could compile the code with both gcc 4.1.2 and 4.3.0 without any such


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