Date: Tue, 3 Dec 2019 19:14:02 +0000 (UTC) From: Kyle Evans <kevans@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org Subject: svn commit: r355355 - in stable: 11/sys/dev/snp 12/sys/dev/snp Message-ID: <201912031914.xB3JE2o8079214@repo.freebsd.org>
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Author: kevans Date: Tue Dec 3 19:14:02 2019 New Revision: 355355 URL: https://svnweb.freebsd.org/changeset/base/355355 Log: MFC r355205: snp: don't reference tp->t_mtx directly This is the only part of snp(4) that pokes around in struct tty directly; replace it with the tty_getlock accessor to avoid struct tty internals. Modified: stable/11/sys/dev/snp/snp.c Directory Properties: stable/11/ (props changed) Changes in other areas also in this revision: Modified: stable/12/sys/dev/snp/snp.c Directory Properties: stable/12/ (props changed) Modified: stable/11/sys/dev/snp/snp.c ============================================================================== --- stable/11/sys/dev/snp/snp.c Tue Dec 3 19:00:12 2019 (r355354) +++ stable/11/sys/dev/snp/snp.c Tue Dec 3 19:14:02 2019 (r355355) @@ -174,7 +174,7 @@ snp_read(struct cdev *dev, struct uio *uio, int flag) error = EWOULDBLOCK; break; } - error = cv_wait_sig(&ss->snp_outwait, tp->t_mtx); + error = cv_wait_sig(&ss->snp_outwait, tty_getlock(tp)); if (error != 0) break; if (tty_gone(tp)) {
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