Exemplos de lov_emerg_free em C++ (Cpp)

Exemplo n.º 1

Arquivo: lov_dev.c Projeto: Chong-Li/cse522

static struct lu_device *lov_device_free(const struct lu_env *env,
					 struct lu_device *d)
{
	struct lov_device *ld = lu2lov_dev(d);
	const int	  nr = ld->ld_target_nr;

	cl_device_fini(lu2cl_dev(d));
	kfree(ld->ld_target);
	if (ld->ld_emrg != NULL)
		lov_emerg_free(ld->ld_emrg, nr);
	kfree(ld);
	return NULL;
}

Exemplo n.º 2

Arquivo: lov_dev.c Projeto: Chong-Li/cse522

static int lov_expand_targets(const struct lu_env *env, struct lov_device *dev)
{
	int   result;
	__u32 tgt_size;
	__u32 sub_size;

	result = 0;
	tgt_size = dev->ld_lov->lov_tgt_size;
	sub_size = dev->ld_target_nr;
	if (sub_size < tgt_size) {
		struct lovsub_device    **newd;
		struct lov_device_emerg **emerg;
		const size_t	      sz   = sizeof(newd[0]);

		emerg = lov_emerg_alloc(tgt_size);
		if (IS_ERR(emerg))
			return PTR_ERR(emerg);

		newd = kcalloc(tgt_size, sz, GFP_NOFS);
		if (newd != NULL) {
			mutex_lock(&dev->ld_mutex);
			if (sub_size > 0) {
				memcpy(newd, dev->ld_target, sub_size * sz);
				kfree(dev->ld_target);
			}
			dev->ld_target    = newd;
			dev->ld_target_nr = tgt_size;

			if (dev->ld_emrg != NULL)
				lov_emerg_free(dev->ld_emrg, sub_size);
			dev->ld_emrg = emerg;
			mutex_unlock(&dev->ld_mutex);
		} else {
			lov_emerg_free(emerg, tgt_size);
			result = -ENOMEM;
		}
	}
	return result;
}

Exemplo n.º 3

Arquivo: lov_dev.c Projeto: mikuhatsune001/linux2.6.32

static struct lu_device *lov_device_free(const struct lu_env *env,
					 struct lu_device *d)
{
	struct lov_device *ld = lu2lov_dev(d);
	const int	  nr = ld->ld_target_nr;

	cl_device_fini(lu2cl_dev(d));
	if (ld->ld_target != NULL)
		OBD_FREE(ld->ld_target, nr * sizeof(ld->ld_target[0]));
	if (ld->ld_emrg != NULL)
		lov_emerg_free(ld->ld_emrg, nr);
	OBD_FREE_PTR(ld);
	return NULL;
}