From: Christoph Hellwig <hch@lst.de>
To: x86@kernel.org
Cc: Peter Zijlstra <peterz@infradead.org>,
Dave Hansen <dave.hansen@linux.intel.com>,
linux-arm-kernel@lists.infradead.org,
Andy Lutomirski <luto@kernel.org>,
linux-kernel@vger.kernel.org
Subject: [PATCH 4/5] x86: remove the unused set_memory_wt function
Date: Mon, 26 Aug 2019 09:55:57 +0200 [thread overview]
Message-ID: <20190826075558.8125-5-hch@lst.de> (raw)
In-Reply-To: <20190826075558.8125-1-hch@lst.de>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
---
arch/x86/include/asm/set_memory.h | 1 -
arch/x86/mm/pageattr.c | 17 -----------------
2 files changed, 18 deletions(-)
diff --git a/arch/x86/include/asm/set_memory.h b/arch/x86/include/asm/set_memory.h
index fd549c3ebb17..2ee8e469dcf5 100644
--- a/arch/x86/include/asm/set_memory.h
+++ b/arch/x86/include/asm/set_memory.h
@@ -40,7 +40,6 @@ int _set_memory_wt(unsigned long addr, int numpages);
int _set_memory_wb(unsigned long addr, int numpages);
int set_memory_uc(unsigned long addr, int numpages);
int set_memory_wc(unsigned long addr, int numpages);
-int set_memory_wt(unsigned long addr, int numpages);
int set_memory_wb(unsigned long addr, int numpages);
int set_memory_np(unsigned long addr, int numpages);
int set_memory_4k(unsigned long addr, int numpages);
diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c
index 0e39b344556d..9acd568c4faa 100644
--- a/arch/x86/mm/pageattr.c
+++ b/arch/x86/mm/pageattr.c
@@ -1848,23 +1848,6 @@ int _set_memory_wt(unsigned long addr, int numpages)
cachemode2pgprot(_PAGE_CACHE_MODE_WT), 0);
}
-int set_memory_wt(unsigned long addr, int numpages)
-{
- int ret;
-
- ret = reserve_memtype(__pa(addr), __pa(addr) + numpages * PAGE_SIZE,
- _PAGE_CACHE_MODE_WT, NULL);
- if (ret)
- return ret;
-
- ret = _set_memory_wt(addr, numpages);
- if (ret)
- free_memtype(__pa(addr), __pa(addr) + numpages * PAGE_SIZE);
-
- return ret;
-}
-EXPORT_SYMBOL_GPL(set_memory_wt);
-
int _set_memory_wb(unsigned long addr, int numpages)
{
/* WB cache mode is hard wired to all cache attribute bits being 0 */
--
2.20.1
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next prev parent reply other threads:[~2019-08-26 7:57 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-26 7:55 remove various unused set_memory_* related functions and exports v2 Christoph Hellwig
2019-08-26 7:55 ` [PATCH 1/5] x86: unexport set_memory_x and set_memory_nx Christoph Hellwig
2019-08-26 7:55 ` [PATCH 2/5] x86: remove the unused set_memory_array_* functions Christoph Hellwig
2019-08-26 7:55 ` [PATCH 3/5] x86: remove set_pages_x and set_pages_nx Christoph Hellwig
2019-08-26 7:55 ` Christoph Hellwig [this message]
2019-08-26 7:55 ` [PATCH 5/5] x86: remove the unused set_pages_array_wt function Christoph Hellwig
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