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authorMike Marshall <hubcap@omnibond.com>2016-01-15 14:22:14 -0500
committerMike Marshall <hubcap@omnibond.com>2016-01-15 14:22:14 -0500
commit5e1f3938f9e4ef539031d639879cb1cea870fab5 (patch)
treeb262a7c002b05b7bc800a106d6ca6777dabe15bf /arch/parisc/include/asm/page.h
parent1808f8cc6cb2842c53147eccfd5e88044d0d22a6 (diff)
parentafd2ff9b7e1b367172f18ba7f693dfb62bdcb2dc (diff)
downloadlinux-5e1f3938f9e4ef539031d639879cb1cea870fab5.tar.gz
Orangefs: merge with V4.4
Merge tag 'v4.4' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into current Linux 4.4
Diffstat (limited to 'arch/parisc/include/asm/page.h')
-rw-r--r--arch/parisc/include/asm/page.h13
1 files changed, 12 insertions, 1 deletions
diff --git a/arch/parisc/include/asm/page.h b/arch/parisc/include/asm/page.h
index 60d5d174dfe4..80e742a1c162 100644
--- a/arch/parisc/include/asm/page.h
+++ b/arch/parisc/include/asm/page.h
@@ -145,11 +145,22 @@ extern int npmem_ranges;
#endif /* CONFIG_DISCONTIGMEM */
#ifdef CONFIG_HUGETLB_PAGE
-#define HPAGE_SHIFT 22 /* 4MB (is this fixed?) */
+#define HPAGE_SHIFT PMD_SHIFT /* fixed for transparent huge pages */
#define HPAGE_SIZE ((1UL) << HPAGE_SHIFT)
#define HPAGE_MASK (~(HPAGE_SIZE - 1))
#define HUGETLB_PAGE_ORDER (HPAGE_SHIFT - PAGE_SHIFT)
+
+#if defined(CONFIG_64BIT) && defined(CONFIG_PARISC_PAGE_SIZE_4KB)
+# define REAL_HPAGE_SHIFT 20 /* 20 = 1MB */
+# define _HUGE_PAGE_SIZE_ENCODING_DEFAULT _PAGE_SIZE_ENCODING_1M
+#elif !defined(CONFIG_64BIT) && defined(CONFIG_PARISC_PAGE_SIZE_4KB)
+# define REAL_HPAGE_SHIFT 22 /* 22 = 4MB */
+# define _HUGE_PAGE_SIZE_ENCODING_DEFAULT _PAGE_SIZE_ENCODING_4M
+#else
+# define REAL_HPAGE_SHIFT 24 /* 24 = 16MB */
+# define _HUGE_PAGE_SIZE_ENCODING_DEFAULT _PAGE_SIZE_ENCODING_16M
#endif
+#endif /* CONFIG_HUGETLB_PAGE */
#define virt_addr_valid(kaddr) pfn_valid(__pa(kaddr) >> PAGE_SHIFT)