Re: [PATCH v19 13/14] xfs: Remove default ASSERT in xfs_attr_set_iter

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On Tue, May 25, 2021 at 12:55:03PM -0700, Allison Henderson wrote:
> This ASSERT checks for the state value of RM_SHRINK in the set path.
> Which would be invalid, and should never happen.  This change is being
> set aside from the rest of the set for further discussion
> 
> Suggested-by: Darrick J. Wong <djwong@xxxxxxxxxx>
> Signed-off-by: Allison Henderson <allison.henderson@xxxxxxxxxx>
> ---
>  fs/xfs/libxfs/xfs_attr.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/fs/xfs/libxfs/xfs_attr.c b/fs/xfs/libxfs/xfs_attr.c
> index 32d451b..7294a2e 100644
> --- a/fs/xfs/libxfs/xfs_attr.c
> +++ b/fs/xfs/libxfs/xfs_attr.c
> @@ -612,7 +612,6 @@ xfs_attr_set_iter(
>  		error = xfs_attr_node_addname_clear_incomplete(dac);
>  		break;
>  	default:
> -		ASSERT(dac->dela_state != XFS_DAS_RM_SHRINK);

ASSERT(0); ?

AFAICT the switch statement covers all the states mentioned in the state
diagram for attr setting, so in theory it should be impossible to land
in this state, correct?

--D

>  		break;
>  	}
>  out:
> -- 
> 2.7.4
> 



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