Date: Mon, 23 Feb 2009 08:58:29 +0000 (UTC) From: Alexander Motin <mav@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r188936 - head/sys/dev/ata Message-ID: <200902230858.n1N8wTQw019623@svn.freebsd.org>
next in thread | raw e-mail | index | archive | help
Author: mav Date: Mon Feb 23 08:58:29 2009 New Revision: 188936 URL: http://svn.freebsd.org/changeset/base/188936 Log: Do not call devices probe/attach if there is nothing new was found. Modified: head/sys/dev/ata/ata-all.c Modified: head/sys/dev/ata/ata-all.c ============================================================================== --- head/sys/dev/ata/ata-all.c Mon Feb 23 08:19:30 2009 (r188935) +++ head/sys/dev/ata/ata-all.c Mon Feb 23 08:58:29 2009 (r188936) @@ -722,6 +722,10 @@ ata_identify(device_t dev) /* Create new devices. */ if (bootverbose) device_printf(dev, "New devices: %08x\n", n); + if (n == 0) { + mtx_unlock(&Giant); + return (0); + } for (i = 0; i < ATA_PM; ++i) { if (n & (((ATA_ATA_MASTER | ATA_ATAPI_MASTER) << i))) { int unit = -1;
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?200902230858.n1N8wTQw019623>