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testsuite: check if module is in kernel for return code

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This commit is contained in:
Lucas De Marchi 2012-06-05 00:53:15 -03:00
parent ddf1e7a617
commit a655370541
1 changed files with 32 additions and 3 deletions
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35
testsuite/init_module.c
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@ -48,6 +48,7 @@ struct mod {
static struct mod *modules;
static bool need_init = true;
static struct kmod_ctx *ctx;
static void parse_retcodes(struct mod *_modules, const char *s)
{
@ -178,9 +179,33 @@ static void init_retcodes(void)
S_TC_INIT_MODULE_RETCODES);
}
ctx = kmod_new(NULL, NULL);
parse_retcodes(modules, s);
}
static inline bool module_is_inkernel(const char *modname)
{
struct kmod_module *mod;
int state;
bool ret;
if (kmod_module_new_from_name(ctx, modname, &mod) < 0)
return false;
state = kmod_module_get_initstate(mod);
if (state == KMOD_MODULE_LIVE ||
state == KMOD_MODULE_BUILTIN)
ret = true;
else
ret = false;
kmod_module_unref(mod);
return ret;
}
TS_EXPORT long init_module(void *mem, unsigned long len, const char *args);
/*
@ -223,10 +248,11 @@ long init_module(void *mem, unsigned long len, const char *args)
if (mod != NULL) {
errno = mod->errcode;
err = mod->ret;
} else {
/* mimic kernel behavior here */
} else if (module_is_inkernel(modname)) {
err = -1;
errno = EEXIST;
} else
err = 0;
}
if (err == 0)
create_sysfs_files(modname);
@ -243,4 +269,7 @@ void free_resources(void)
free(modules);
modules = mod;
}
if (ctx)
kmod_unref(ctx);
}