aboutsummaryrefslogtreecommitdiff
path: root/arch/parisc/include/asm/page.h
diff options
context:
space:
mode:
authorPaolo Bonzini <pbonzini@redhat.com>2015-11-24 19:34:40 +0100
committerPaolo Bonzini <pbonzini@redhat.com>2015-11-24 19:34:40 +0100
commit8bd142c01648cdb33e9bcafa0448ba2c20ed814c (patch)
tree9197c60d3f9d4036f38f281a183e94750ceea1d7 /arch/parisc/include/asm/page.h
parentd792abacaf1a1a8dfea353fab699b97fa6251c2a (diff)
parentfbb4574ce9a37e15a9872860bf202f2be5bdf6c4 (diff)
Merge tag 'kvm-arm-for-v4.4-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into kvm-master
KVM/ARM Fixes for v4.4-rc3. Includes some timer fixes, properly unmapping PTEs, an errata fix, and two tweaks to the EL2 panic code.
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)