Date: Tue, 21 Sep 2010 00:06:19 +0000 (UTC) From: Weongyo Jeong <weongyo@FreeBSD.org> To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r212941 - user/weongyo/usb/sys/dev/usb Message-ID: <201009210006.o8L06Jpt072368@svn.freebsd.org>
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Author: weongyo Date: Tue Sep 21 00:06:19 2010 New Revision: 212941 URL: http://svn.freebsd.org/changeset/base/212941 Log: Adds a magic +2 for the number of DMA pages. Modified: user/weongyo/usb/sys/dev/usb/usb_busdma.c Modified: user/weongyo/usb/sys/dev/usb/usb_busdma.c ============================================================================== --- user/weongyo/usb/sys/dev/usb/usb_busdma.c Tue Sep 21 00:05:10 2010 (r212940) +++ user/weongyo/usb/sys/dev/usb/usb_busdma.c Tue Sep 21 00:06:19 2010 (r212941) @@ -926,7 +926,7 @@ usb_bdma_work_loop(struct usb_xfer_queue xfer->frbuffers[nframes].isread = isread; xfer->frbuffers[nframes].page_start = pg; xfer->frbuffers[nframes].npage = - (xfer->frlengths[nframes] / USB_PAGE_SIZE); + (xfer->frlengths[nframes] / USB_PAGE_SIZE) + 2; pg += (xfer->frlengths[nframes] / USB_PAGE_SIZE); pg += 2;
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