Re: [RFC PATCH v11 12/29] KVM: Add KVM_CREATE_GUEST_MEMFD ioctl() for guest-specific backing memory

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



> +static struct folio *kvm_gmem_get_folio(struct file *file, pgoff_t index)
> +{
> +	struct folio *folio;
> +
> +	/* TODO: Support huge pages. */
> +	folio = filemap_grab_folio(file->f_mapping, index);
> +	if (!folio)
> +		return NULL;

In Linux 6.4, filemap_grab_folio() may also return an error value.
Instead of just checking for NULL, "IS_ERR_OR_NULL(folio)" will be needed.



[Index of Archives]     [LKML Archive]     [Linux ARM Kernel]     [Linux ARM]     [Git]     [Yosemite News]     [Linux SCSI]     [Linux Hams]

  Powered by Linux