Date: Thu, 23 Nov 2017 14:07:52 +0000 (UTC) From: Mark Johnston <markj@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r326132 - head/sys/geom/mirror Message-ID: <201711231407.vANE7qMm029107@repo.freebsd.org>
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Author: markj Date: Thu Nov 23 14:07:52 2017 New Revision: 326132 URL: https://svnweb.freebsd.org/changeset/base/326132 Log: Allow kern.geom.mirror.debug to be negative. A negative value can be used to suppress all prints from the gmirror kernel code, which can be useful when attempting to trigger race conditions using stress tests. MFC after: 1 week Modified: head/sys/geom/mirror/g_mirror.c head/sys/geom/mirror/g_mirror.h Modified: head/sys/geom/mirror/g_mirror.c ============================================================================== --- head/sys/geom/mirror/g_mirror.c Thu Nov 23 14:03:10 2017 (r326131) +++ head/sys/geom/mirror/g_mirror.c Thu Nov 23 14:07:52 2017 (r326132) @@ -54,8 +54,8 @@ static MALLOC_DEFINE(M_MIRROR, "mirror_data", "GEOM_MI SYSCTL_DECL(_kern_geom); static SYSCTL_NODE(_kern_geom, OID_AUTO, mirror, CTLFLAG_RW, 0, "GEOM_MIRROR stuff"); -u_int g_mirror_debug = 0; -SYSCTL_UINT(_kern_geom_mirror, OID_AUTO, debug, CTLFLAG_RWTUN, &g_mirror_debug, 0, +int g_mirror_debug = 0; +SYSCTL_INT(_kern_geom_mirror, OID_AUTO, debug, CTLFLAG_RWTUN, &g_mirror_debug, 0, "Debug level"); static u_int g_mirror_timeout = 4; SYSCTL_UINT(_kern_geom_mirror, OID_AUTO, timeout, CTLFLAG_RWTUN, &g_mirror_timeout, Modified: head/sys/geom/mirror/g_mirror.h ============================================================================== --- head/sys/geom/mirror/g_mirror.h Thu Nov 23 14:03:10 2017 (r326131) +++ head/sys/geom/mirror/g_mirror.h Thu Nov 23 14:07:52 2017 (r326132) @@ -72,7 +72,7 @@ G_MIRROR_DEVICE_FLAG_NOFAILSYNC) #ifdef _KERNEL -extern u_int g_mirror_debug; +extern int g_mirror_debug; #define G_MIRROR_DEBUG(lvl, ...) do { \ if (g_mirror_debug >= (lvl)) { \
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