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Message-ID: <2183ee3-cfd7-f8f1-cd6c-b24e5fa97075@linux.intel.com>
Date: Mon, 23 Oct 2023 18:25:41 +0300 (EEST)
From: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
To: "David E. Box" <david.e.box@...ux.intel.com>
cc: LKML <linux-kernel@...r.kernel.org>,
platform-driver-x86@...r.kernel.org, dave.hansen@...ux.intel.com,
arnd@...db.de, peterz@...radead.org, aleksander.lobakin@...el.com,
rajvi.jingar@...ux.intel.com
Subject: Re: [PATCH V4 10/17] linux/io.h: iounmap/ioport_unmap cleanup.h
support
On Wed, 18 Oct 2023, David E. Box wrote:
> Add auto-release cleanups for ioumap and ioport_unmap.
ioumap -> iounmap
Add () into function names.
--
i.
>
> Suggested-by: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
> Signed-off-by: David E. Box <david.e.box@...ux.intel.com>
> ---
> V4 - New patch
>
> include/linux/io.h | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/include/linux/io.h b/include/linux/io.h
> index 7304f2a69960..1488832c4ad2 100644
> --- a/include/linux/io.h
> +++ b/include/linux/io.h
> @@ -6,6 +6,7 @@
> #ifndef _LINUX_IO_H
> #define _LINUX_IO_H
>
> +#include <linux/cleanup.h>
> #include <linux/types.h>
> #include <linux/init.h>
> #include <linux/bug.h>
> @@ -20,6 +21,9 @@ __visible void __iowrite32_copy(void __iomem *to, const void *from, size_t count
> void __ioread32_copy(void *to, const void __iomem *from, size_t count);
> void __iowrite64_copy(void __iomem *to, const void *from, size_t count);
>
> +DEFINE_FREE(iounmap, void __iomem *, iounmap(_T));
> +DEFINE_FREE(ioport_unmap, void __iomem *, ioport_unmap(_T));
> +
> #ifdef CONFIG_MMU
> int ioremap_page_range(unsigned long addr, unsigned long end,
> phys_addr_t phys_addr, pgprot_t prot);
>
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