Re: [Patch] DVD bugfix in ide-cd.c

Peter Rasmussen
2001-02-02T06:44:23Z

This patch made it work for me watching DVDs that used to stop, ie. oms
crashed. So I'll approve the patch :-)

Peter

Fredrik Vraalsen <vraalsen@cs.uiuc.edu> on 01 Feb 2001 23:12:44 wrote:
>
>
>This is a small patch to Linux kernel 2.4.1 that fixes a problem with
>DVD playback in OMS (Open Media System). With the stock 2.4.1 kernel
>OMS will only play up to a certain point on the DVD before it complains
>about no more data left on input (basically read() returns 0). This
>patch reverts a change between 2.4.0 and 2.4.1.
>
>
>diff -u --recursive --new-file v2.4.0/linux/drivers/ide/ide-cd.c linux/drivers/ide/ide-cd.c
>--- v2.4.0/linux/drivers/ide/ide-cd.c Tue Jan 2 16:59:17 2001
>+++ linux/drivers/ide/ide-cd.c Sun Jan 28 13:37:50 2001
>@@ -1872,6 +1872,9 @@
> If it is, just return. */
> (void) cdrom_check_status(drive, sense);
>
>+ if (CDROM_STATE_FLAGS(drive)->toc_valid)
>+ return 0;
>+
> /* First read just the header, so we know how long the TOC is. */
> stat = cdrom_read_tocentry(drive, 0, 1, 0, (char *) &toc->hdr,
> sizeof(struct atapi_toc_header), sense);
>
>
>--
>Fredrik Vraalsen - Research Assistant, Pablo research group
>Department of Computer Science, University of Illinois at U-C