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x86/mm: Unexport __cachemode2pte_tbl

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Exporting the raw data for a table is generally a bad idea. Move
cachemode2protval() out of line given that it isn't really used in the
fast path, and then mark __cachemode2pte_tbl static.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Borislav Petkov <bp@suse.de>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20200408152745.1565832-5-hch@lst.de
This commit is contained in:
Christoph Hellwig
2020-04-08 17:27:45 +02:00
committed by Borislav Petkov
parent d073569363
commit de17a37896
3 changed files with 16 additions and 14 deletions
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5
arch/x86/mm/pat/set_memory.c
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@@ -68,6 +68,11 @@ static DEFINE_SPINLOCK(cpa_lock);
#define CPA_PAGES_ARRAY 4
#define CPA_NO_CHECK_ALIAS 8 /* Do not search for aliases */
static inline pgprot_t cachemode2pgprot(enum page_cache_mode pcm)
{
return __pgprot(cachemode2protval(pcm));
}
#ifdef CONFIG_PROC_FS
static unsigned long direct_pages_count[PG_LEVEL_NUM];