linux-kernel - Re: [PATCH] vboxsf: Remove usage of the deprecated ida_simple

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Date: Tue, 19 Dec 2023 10:39:19 +0100
From: Hans de Goede <hdegoede@...hat.com>
To: Christophe JAILLET <christophe.jaillet@...adoo.fr>
Cc: linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
 linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH] vboxsf: Remove usage of the deprecated ida_simple_xx()
 API

Hi,

On 12/19/23 06:17, Christophe JAILLET wrote:
> ida_alloc() and ida_free() should be preferred to the deprecated
> ida_simple_get() and ida_simple_remove().
> 
> This is less verbose.
> 
> Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>

Thanks, patch looks good to me:

Reviewed-by: Hans de Goede <hdegoede@...hat.com>

vboxsf is not really undergoing any active development,
if there is a tree which is collecting other ida related
patches feel free to route this through that tree.

Regards,

Hans







> ---
>  fs/vboxsf/super.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/fs/vboxsf/super.c b/fs/vboxsf/super.c
> index 1fb8f4df60cb..cd8486bc91bd 100644
> --- a/fs/vboxsf/super.c
> +++ b/fs/vboxsf/super.c
> @@ -155,7 +155,7 @@ static int vboxsf_fill_super(struct super_block *sb, struct fs_context *fc)
>  		}
>  	}
>  
> -	sbi->bdi_id = ida_simple_get(&vboxsf_bdi_ida, 0, 0, GFP_KERNEL);
> +	sbi->bdi_id = ida_alloc(&vboxsf_bdi_ida, GFP_KERNEL);
>  	if (sbi->bdi_id < 0) {
>  		err = sbi->bdi_id;
>  		goto fail_free;
> @@ -221,7 +221,7 @@ static int vboxsf_fill_super(struct super_block *sb, struct fs_context *fc)
>  	vboxsf_unmap_folder(sbi->root);
>  fail_free:
>  	if (sbi->bdi_id >= 0)
> -		ida_simple_remove(&vboxsf_bdi_ida, sbi->bdi_id);
> +		ida_free(&vboxsf_bdi_ida, sbi->bdi_id);
>  	if (sbi->nls)
>  		unload_nls(sbi->nls);
>  	idr_destroy(&sbi->ino_idr);
> @@ -268,7 +268,7 @@ static void vboxsf_put_super(struct super_block *sb)
>  
>  	vboxsf_unmap_folder(sbi->root);
>  	if (sbi->bdi_id >= 0)
> -		ida_simple_remove(&vboxsf_bdi_ida, sbi->bdi_id);
> +		ida_free(&vboxsf_bdi_ida, sbi->bdi_id);
>  	if (sbi->nls)
>  		unload_nls(sbi->nls);
>