X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fudev%2Fudev-builtin-kmod.c;h=baf8c8c6eefc2bffb247e4d0a8c2b232c537cf7c;hp=57e813f863cc8a0f69a8bebfea06075b36fa3816;hb=7781e063e8e9d3e92e4e158e1588b885808cda24;hpb=3e2147858f21943d5f4a781c60f33ac22c6096ed diff --git a/src/udev/udev-builtin-kmod.c b/src/udev/udev-builtin-kmod.c index 57e813f86..baf8c8c6e 100644 --- a/src/udev/udev-builtin-kmod.c +++ b/src/udev/udev-builtin-kmod.c @@ -1,7 +1,7 @@ /* * load kernel modules * - * Copyright (C) 2011 Kay Sievers + * Copyright (C) 2011-21012 Kay Sievers * Copyright (C) 2011 ProFUSION embedded systems * * This program is free software: you can redistribute it and/or modify @@ -39,23 +39,25 @@ static int load_module(struct udev *udev, const char *alias) struct kmod_list *l; int err; + assert(ctx); + err = kmod_module_new_from_lookup(ctx, alias, &list); if (err < 0) return err; if (list == NULL) - info(udev, "no module matches '%s'\n", alias); + log_debug("no module matches '%s'\n", alias); kmod_list_foreach(l, list) { struct kmod_module *mod = kmod_module_get_module(l); err = kmod_module_probe_insert_module(mod, KMOD_PROBE_APPLY_BLACKLIST, NULL, NULL, NULL, NULL); if (err == KMOD_PROBE_APPLY_BLACKLIST) - info(udev, "module '%s' is blacklisted\n", kmod_module_get_name(mod)); + log_debug("module '%s' is blacklisted\n", kmod_module_get_name(mod)); else if (err == 0) - info(udev, "inserted '%s'\n", kmod_module_get_name(mod)); + log_debug("inserted '%s'\n", kmod_module_get_name(mod)); else - info(udev, "failed to insert '%s'\n", kmod_module_get_name(mod)); + log_debug("failed to insert '%s'\n", kmod_module_get_name(mod)); kmod_module_unref(mod); } @@ -70,36 +72,25 @@ static void udev_kmod_log(void *data, int priority, const char *file, int line, udev_main_log(data, priority, file, line, fn, format, args); } -/* needs to re-instantiate the context after a reload */ static int builtin_kmod(struct udev_device *dev, int argc, char *argv[], bool test) { struct udev *udev = udev_device_get_udev(dev); int i; - if (!ctx) { - ctx = kmod_new(NULL, NULL); - if (!ctx) - return -ENOMEM; - - info(udev, "load module index\n"); - kmod_set_log_fn(ctx, udev_kmod_log, udev); - kmod_load_resources(ctx); - } - if (argc < 3 || strcmp(argv[1], "load")) { - err(udev, "expect: %s load \n", argv[0]); + log_error("expect: %s load \n", argv[0]); return EXIT_FAILURE; } for (i = 2; argv[i]; i++) { - info(udev, "execute '%s' '%s'\n", argv[1], argv[i]); + log_debug("execute '%s' '%s'\n", argv[1], argv[i]); load_module(udev, argv[i]); } return EXIT_SUCCESS; } -/* called at udev startup */ +/* called at udev startup and reload */ static int builtin_kmod_init(struct udev *udev) { if (ctx) @@ -109,7 +100,7 @@ static int builtin_kmod_init(struct udev *udev) if (!ctx) return -ENOMEM; - info(udev, "load module index\n"); + log_debug("load module index\n"); kmod_set_log_fn(ctx, udev_kmod_log, udev); kmod_load_resources(ctx); return 0; @@ -118,17 +109,17 @@ static int builtin_kmod_init(struct udev *udev) /* called on udev shutdown and reload request */ static void builtin_kmod_exit(struct udev *udev) { - info(udev, "unload module index\n"); + log_debug("unload module index\n"); ctx = kmod_unref(ctx); } /* called every couple of seconds during event activity; 'true' if config has changed */ static bool builtin_kmod_validate(struct udev *udev) { - info(udev, "validate module index\n"); - if (kmod_validate_resources(ctx) != KMOD_RESOURCES_OK) - return true; - return false; + log_debug("validate module index\n"); + if (!ctx) + return false; + return (kmod_validate_resources(ctx) != KMOD_RESOURCES_OK); } const struct udev_builtin udev_builtin_kmod = {