linux-kernel - [PATCH] x86/mm/pat: fix kernel-doc warning

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Message-Id: <20240226090411.1925770-1-chentao@kylinos.cn>
Date: Mon, 26 Feb 2024 17:04:11 +0800
From: Kunwu Chan <chentao@...inos.cn>
To: dave.hansen@...ux.intel.com,
	luto@...nel.org,
	peterz@...radead.org,
	tglx@...utronix.de,
	mingo@...hat.com,
	bp@...en8.de,
	x86@...nel.org,
	hpa@...or.com
Cc: linux-kernel@...r.kernel.org,
	Kunwu Chan <chentao@...inos.cn>
Subject: [PATCH] x86/mm/pat: fix kernel-doc warning

Fix kernel-doc warning in memtype.c:
arch/x86/mm/pat/memtype.c:710: warning: Function parameter or struct member 'pfn' not described in 'pat_pfn_immune_to_uc_mtrr'

Signed-off-by: Kunwu Chan <chentao@...inos.cn>
---
 arch/x86/mm/pat/memtype.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/x86/mm/pat/memtype.c b/arch/x86/mm/pat/memtype.c
index 0904d7e8e126..77c86a575268 100644
--- a/arch/x86/mm/pat/memtype.c
+++ b/arch/x86/mm/pat/memtype.c
@@ -700,6 +700,7 @@ static enum page_cache_mode lookup_memtype(u64 paddr)
 /**
  * pat_pfn_immune_to_uc_mtrr - Check whether the PAT memory type
  * of @pfn cannot be overridden by UC MTRR memory type.
+ * @pfn:  the page frame number to check
  *
  * Only to be called when PAT is enabled.
  *
-- 
2.39.2