Date: Wed, 16 Mar 2011 20:04:56 +0000 (UTC) From: "Andrey V. Elsukov" <ae@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r219702 - head/sys/boot/i386/common Message-ID: <201103162004.p2GK4u5X003068@svn.freebsd.org>
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Author: ae Date: Wed Mar 16 20:04:56 2011 New Revision: 219702 URL: http://svn.freebsd.org/changeset/base/219702 Log: Set control flags in putc(). This should fix zfsboot hangs in drvread(). PR: kern/153552 Reviewed by: jhb MFC after: 1 week Modified: head/sys/boot/i386/common/cons.c Modified: head/sys/boot/i386/common/cons.c ============================================================================== --- head/sys/boot/i386/common/cons.c Wed Mar 16 17:09:51 2011 (r219701) +++ head/sys/boot/i386/common/cons.c Wed Mar 16 20:04:56 2011 (r219702) @@ -37,6 +37,7 @@ void putc(int c) { + v86.ctl = V86_FLAGS; v86.addr = 0x10; v86.eax = 0xe00 | (c & 0xff); v86.ebx = 0x7;
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