From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 From: Martin Wilck Date: Tue, 22 Sep 2020 14:23:14 +0200 Subject: [PATCH] libmpathpersist: call libmultipath_{init,exit}() Have libmpathpersist_{init,exit} do the udev initialization, too. Reviewed-by: Benjamin Marzinski Signed-off-by: Benjamin Marzinski --- libmpathpersist/mpath_persist.c | 11 ++++++++--- libmpathpersist/mpath_persist.h | 9 ++++++--- 2 files changed, 14 insertions(+), 6 deletions(-) diff --git a/libmpathpersist/mpath_persist.c b/libmpathpersist/mpath_persist.c index febf4758..e1d1cb76 100644 --- a/libmpathpersist/mpath_persist.c +++ b/libmpathpersist/mpath_persist.c @@ -48,6 +48,10 @@ int libmpathpersist_init(void) struct config *conf; int rc = 0; + if (libmultipath_init()) { + condlog(0, "Failed to initialize libmultipath."); + return 1; + } if (init_config(DEFAULT_CONFIGFILE)) { condlog(0, "Failed to initialize multipath config."); return 1; @@ -74,23 +78,24 @@ mpath_lib_init (void) static void libmpathpersist_cleanup(void) { - dm_lib_exit(); cleanup_prio(); cleanup_checkers(); + libmultipath_exit(); + dm_lib_exit(); } int mpath_lib_exit (struct config *conf) { - libmpathpersist_cleanup(); free_config(conf); + libmpathpersist_cleanup(); return 0; } int libmpathpersist_exit(void) { - libmpathpersist_cleanup(); uninit_config(); + libmpathpersist_cleanup(); return 0; } diff --git a/libmpathpersist/mpath_persist.h b/libmpathpersist/mpath_persist.h index 91606efc..5435eae4 100644 --- a/libmpathpersist/mpath_persist.h +++ b/libmpathpersist/mpath_persist.h @@ -176,7 +176,8 @@ struct prout_param_descriptor { /* PROUT parameter descriptor */ * Initialize device mapper multipath configuration. This function must be invoked first * before performing reservation management functions. * Either this function or mpath_lib_init() may be used. - * Use this function to work with libmultipath's internal "struct config". + * Use this function to work with libmultipath's internal "struct config" + * and "struct udev". The latter will be initialized automatically. * Call libmpathpersist_exit() for cleanup. * RESTRICTIONS: * @@ -189,7 +190,8 @@ extern int libmpathpersist_init (void); * Initialize device mapper multipath configuration. This function must be invoked first * before performing reservation management functions. * Either this function or libmpathpersist_init() may be used. - * Use this function to work with an application-specific "struct config". + * Use this function to work with an application-specific "struct config" + * and "struct udev". The latter must be initialized by the application. * Call mpath_lib_exit() for cleanup. * RESTRICTIONS: * @@ -211,9 +213,10 @@ extern int mpath_lib_exit (struct config *conf); /* * DESCRIPTION : - * Release device mapper multipath configuration. This function must be invoked after + * Release device mapper multipath configuration a. This function must be invoked after * performing reservation management functions. * Use this after initialization with libmpathpersist_init(). + * Calling libmpathpersist_init() after libmpathpersist_exit() will fail. * RESTRICTIONS: * * RETURNS: 0->Success, 1->Failed. -- 2.17.2