On Sat, Aug 24, 2013 at 04:52:22AM +0000, Kenneth D. Merry wrote: > Author: ken > Date: Sat Aug 24 04:52:22 2013 > New Revision: 254760 > URL: http://svnweb.freebsd.org/changeset/base/254760 >
> [...]
> @@ -83,6 +113,17 @@ physio(struct cdev *dev, struct uio *uio
> */
> iolen = ((vm_offset_t) bp->b_data) & PAGE_MASK;
> if ((bp->b_bcount + iolen) > bp->b_kvasize) {
> + /*
> + * This device does not want I/O to be split.
> + */
> + if (dev->si_flags & SI_NOSPLIT) {
> + printf("%s: request ptr %#jx is not "
> + "on a page boundary, cannot split "
> + "request\n", devtoname(dev),
> + (uintmax_t)bp->b_data);
This breaks LINT for at least powerpc.
cc1: warnings being treated as errors
/src/sys/kern/kern_physio.c: In function 'physio':
/src/sys/kern/kern_physio.c:123: warning: cast from pointer to integer of
different size [-Wpointer-to-int-cast]
*** Error code 1
http://tinderbox.freebsd.org/tinderbox-head-build-HEAD-powerpc-powerpc.full
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