linux-kernel - Re: [RFC 1/2] lib/vsprintf: Add support for pte

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Message-ID: <1eceff0f-4df8-4716-8e3c-e2cb9e142511@redhat.com>
Date: Wed, 18 Jun 2025 10:19:45 +0200
From: David Hildenbrand <david@...hat.com>
To: Anshuman Khandual <anshuman.khandual@....com>, linux-mm@...ck.org
Cc: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
 Rasmus Villemoes <linux@...musvillemoes.dk>,
 Sergey Senozhatsky <senozhatsky@...omium.org>, Petr Mladek
 <pmladek@...e.com>, Steven Rostedt <rostedt@...dmis.org>,
 Jonathan Corbet <corbet@....net>, Andrew Morton <akpm@...ux-foundation.org>,
 linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org
Subject: Re: [RFC 1/2] lib/vsprintf: Add support for pte_t

> +	case 'p':
> +		if (fmt[1] == 't' && fmt[2] == 'e') {
> +			pte_t *pte = (pte_t *)ptr;
> +
> +			spec.field_width = 10;
> +			spec.precision = 8;
> +			spec.base = 16;
> +			spec.flags = SPECIAL | SMALL | ZEROPAD;
> +			if (sizeof(pte_t) == sizeof(u64)) {
> +				u64 val = pte_val(*pte);
> +
> +				return number(buf, end, val, spec);
> +			}
> +			WARN_ONCE(1, "Non standard pte_t\n");

What about 32bit with 32bit pte_t?

-- 
Cheers,

David / dhildenb