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authorSergei Trofimovich <slyfox@gentoo.org>2021-04-29 22:53:45 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2021-04-30 11:20:35 -0700
commit9187592b96385e5060dfb2b182aa9ec93d5c0332 (patch)
treefe15b3711a4365a8fe7f0e57000c4625b706c5b8 /arch/ia64/include
parent5f28bdee7084dc560a3b3154a3345bfd73135ea4 (diff)
ia64: drop marked broken DISCONTIGMEM and VIRTUAL_MEM_MAP
DISCONTIGMEM was marked BROKEN in 5.11. Let's remove it. Booted SPARSEMEM successfully on rx3600. Link: https://lkml.kernel.org/r/20210404193440.2615358-1-slyfox@gentoo.org Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/ia64/include')
-rw-r--r--arch/ia64/include/asm/meminit.h11
-rw-r--r--arch/ia64/include/asm/page.h25
-rw-r--r--arch/ia64/include/asm/pgtable.h5
3 files changed, 2 insertions, 39 deletions
diff --git a/arch/ia64/include/asm/meminit.h b/arch/ia64/include/asm/meminit.h
index e789c0818edb..6c47a239fc26 100644
--- a/arch/ia64/include/asm/meminit.h
+++ b/arch/ia64/include/asm/meminit.h
@@ -58,15 +58,4 @@ extern int reserve_elfcorehdr(u64 *start, u64 *end);
extern int register_active_ranges(u64 start, u64 len, int nid);
-#ifdef CONFIG_VIRTUAL_MEM_MAP
- extern unsigned long VMALLOC_END;
- extern struct page *vmem_map;
- extern int create_mem_map_page_table(u64 start, u64 end, void *arg);
- extern int vmemmap_find_next_valid_pfn(int, int);
-#else
-static inline int vmemmap_find_next_valid_pfn(int node, int i)
-{
- return i + 1;
-}
-#endif
#endif /* meminit_h */
diff --git a/arch/ia64/include/asm/page.h b/arch/ia64/include/asm/page.h
index b69a5499d75b..f4dc81fa7146 100644
--- a/arch/ia64/include/asm/page.h
+++ b/arch/ia64/include/asm/page.h
@@ -95,31 +95,10 @@ do { \
#define virt_addr_valid(kaddr) pfn_valid(__pa(kaddr) >> PAGE_SHIFT)
-#ifdef CONFIG_VIRTUAL_MEM_MAP
-extern int ia64_pfn_valid (unsigned long pfn);
-#else
-# define ia64_pfn_valid(pfn) 1
-#endif
-
-#ifdef CONFIG_VIRTUAL_MEM_MAP
-extern struct page *vmem_map;
-#ifdef CONFIG_DISCONTIGMEM
-# define page_to_pfn(page) ((unsigned long) (page - vmem_map))
-# define pfn_to_page(pfn) (vmem_map + (pfn))
-# define __pfn_to_phys(pfn) PFN_PHYS(pfn)
-#else
-# include <asm-generic/memory_model.h>
-#endif
-#else
-# include <asm-generic/memory_model.h>
-#endif
+#include <asm-generic/memory_model.h>
#ifdef CONFIG_FLATMEM
-# define pfn_valid(pfn) (((pfn) < max_mapnr) && ia64_pfn_valid(pfn))
-#elif defined(CONFIG_DISCONTIGMEM)
-extern unsigned long min_low_pfn;
-extern unsigned long max_low_pfn;
-# define pfn_valid(pfn) (((pfn) >= min_low_pfn) && ((pfn) < max_low_pfn) && ia64_pfn_valid(pfn))
+# define pfn_valid(pfn) ((pfn) < max_mapnr)
#endif
#define page_to_phys(page) (page_to_pfn(page) << PAGE_SHIFT)
diff --git a/arch/ia64/include/asm/pgtable.h b/arch/ia64/include/asm/pgtable.h
index 00a76ed7e018..d765fd948fae 100644
--- a/arch/ia64/include/asm/pgtable.h
+++ b/arch/ia64/include/asm/pgtable.h
@@ -223,10 +223,6 @@ ia64_phys_addr_valid (unsigned long addr)
#define VMALLOC_START (RGN_BASE(RGN_GATE) + 0x200000000UL)
-#ifdef CONFIG_VIRTUAL_MEM_MAP
-# define VMALLOC_END_INIT (RGN_BASE(RGN_GATE) + (1UL << (4*PAGE_SHIFT - 9)))
-extern unsigned long VMALLOC_END;
-#else
#if defined(CONFIG_SPARSEMEM) && defined(CONFIG_SPARSEMEM_VMEMMAP)
/* SPARSEMEM_VMEMMAP uses half of vmalloc... */
# define VMALLOC_END (RGN_BASE(RGN_GATE) + (1UL << (4*PAGE_SHIFT - 10)))
@@ -234,7 +230,6 @@ extern unsigned long VMALLOC_END;
#else
# define VMALLOC_END (RGN_BASE(RGN_GATE) + (1UL << (4*PAGE_SHIFT - 9)))
#endif
-#endif
/* fs/proc/kcore.c */
#define kc_vaddr_to_offset(v) ((v) - RGN_BASE(RGN_GATE))