Date: Tue, 11 May 2010 22:22:01 +0000 (UTC) From: Matt Jacob <mjacob@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r207933 - head/sys/cam/scsi Message-ID: <201005112222.o4BMM1uq012874@svn.freebsd.org>
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Author: mjacob Date: Tue May 11 22:22:01 2010 New Revision: 207933 URL: http://svn.freebsd.org/changeset/base/207933 Log: Deal sensibly with more than 26 sg devices. It isn't a complete solution. Sponsored by: Panasas MFC after: 1 week Modified: head/sys/cam/scsi/scsi_sg.c Modified: head/sys/cam/scsi/scsi_sg.c ============================================================================== --- head/sys/cam/scsi/scsi_sg.c Tue May 11 21:07:47 2010 (r207932) +++ head/sys/cam/scsi/scsi_sg.c Tue May 11 22:22:01 2010 (r207933) @@ -303,7 +303,12 @@ sgregister(struct cam_periph *periph, vo softc->dev = make_dev(&sg_cdevsw, periph->unit_number, UID_ROOT, GID_OPERATOR, 0600, "%s%d", periph->periph_name, periph->unit_number); - (void)make_dev_alias(softc->dev, "sg%c", 'a' + periph->unit_number); + if (periph->unit_number < 26) { + (void)make_dev_alias(softc->dev, "sg%c", periph->unit_number + 'a'); + } else { + (void)make_dev_alias(softc->dev, "sg%c%c", + ((periph->unit_number / 26) - 1) + 'a', periph->unit_number + 'a'); + } cam_periph_lock(periph); softc->dev->si_drv1 = periph;
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