The patch titled
uml: 64-bit tlb fixes
has been removed from the -mm tree. Its filename was
uml-64-bit-tlb-fixes.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: uml: 64-bit tlb fixes
From: Jeff Dike <jdike@xxxxxxxxxxx>
Some 64-bit tlb fixes -
moved pmd_page_vaddr to pgtable.h since it's the same for both
2-level and 3-level page tables
fixed a bogus cast on pud_page_vaddr
made the address checking in update_*_range more careful
Signed-off-by: Jeff Dike <jdike@xxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/um/kernel/tlb.c | 8 ++++----
include/asm-um/pgtable-2level.h | 3 ---
include/asm-um/pgtable-3level.h | 3 +--
include/asm-um/pgtable.h | 3 +++
4 files changed, 8 insertions(+), 9 deletions(-)
diff -puN arch/um/kernel/tlb.c~uml-64-bit-tlb-fixes arch/um/kernel/tlb.c
--- a/arch/um/kernel/tlb.c~uml-64-bit-tlb-fixes
+++ a/arch/um/kernel/tlb.c
@@ -207,7 +207,7 @@ static inline int update_pte_range(pmd_t
else if (pte_newprot(*pte))
ret = add_mprotect(addr, PAGE_SIZE, prot, hvc);
*pte = pte_mkuptodate(*pte);
- } while (pte++, addr += PAGE_SIZE, ((addr != end) && !ret));
+ } while (pte++, addr += PAGE_SIZE, ((addr < end) && !ret));
return ret;
}
@@ -229,7 +229,7 @@ static inline int update_pmd_range(pud_t
}
}
else ret = update_pte_range(pmd, addr, next, hvc);
- } while (pmd++, addr = next, ((addr != end) && !ret));
+ } while (pmd++, addr = next, ((addr < end) && !ret));
return ret;
}
@@ -251,7 +251,7 @@ static inline int update_pud_range(pgd_t
}
}
else ret = update_pmd_range(pud, addr, next, hvc);
- } while (pud++, addr = next, ((addr != end) && !ret));
+ } while (pud++, addr = next, ((addr < end) && !ret));
return ret;
}
@@ -274,7 +274,7 @@ void fix_range_common(struct mm_struct *
}
}
else ret = update_pud_range(pgd, addr, next, &hvc);
- } while (pgd++, addr = next, ((addr != end_addr) && !ret));
+ } while (pgd++, addr = next, ((addr < end_addr) && !ret));
if (!ret)
ret = do_ops(&hvc, hvc.index, 1);
diff -puN include/asm-um/pgtable-2level.h~uml-64-bit-tlb-fixes include/asm-um/pgtable-2level.h
--- a/include/asm-um/pgtable-2level.h~uml-64-bit-tlb-fixes
+++ a/include/asm-um/pgtable-2level.h
@@ -41,9 +41,6 @@ static inline void pgd_mkuptodate(pgd_t
#define pfn_pte(pfn, prot) __pte(pfn_to_phys(pfn) | pgprot_val(prot))
#define pfn_pmd(pfn, prot) __pmd(pfn_to_phys(pfn) | pgprot_val(prot))
-#define pmd_page_vaddr(pmd) \
- ((unsigned long) __va(pmd_val(pmd) & PAGE_MASK))
-
/*
* Bits 0 through 4 are taken
*/
diff -puN include/asm-um/pgtable-3level.h~uml-64-bit-tlb-fixes include/asm-um/pgtable-3level.h
--- a/include/asm-um/pgtable-3level.h~uml-64-bit-tlb-fixes
+++ a/include/asm-um/pgtable-3level.h
@@ -87,8 +87,7 @@ static inline void pud_clear (pud_t *pud
}
#define pud_page(pud) phys_to_page(pud_val(pud) & PAGE_MASK)
-#define pud_page_vaddr(pud) \
- ((struct page *) __va(pud_val(pud) & PAGE_MASK))
+#define pud_page_vaddr(pud) ((unsigned long) __va(pud_val(pud) & PAGE_MASK))
/* Find an entry in the second-level page table.. */
#define pmd_offset(pud, address) ((pmd_t *) pud_page_vaddr(*(pud)) + \
diff -puN include/asm-um/pgtable.h~uml-64-bit-tlb-fixes include/asm-um/pgtable.h
--- a/include/asm-um/pgtable.h~uml-64-bit-tlb-fixes
+++ a/include/asm-um/pgtable.h
@@ -308,6 +308,9 @@ static inline pte_t pte_modify(pte_t pte
#define pmd_page_vaddr(pmd) ((unsigned long) __va(pmd_val(pmd) & PAGE_MASK))
#define pmd_index(address) (((address) >> PMD_SHIFT) & (PTRS_PER_PMD-1))
+#define pmd_page_vaddr(pmd) \
+ ((unsigned long) __va(pmd_val(pmd) & PAGE_MASK))
+
/*
* the pte page can be thought of an array like this: pte_t[PTRS_PER_PTE]
*
_
Patches currently in -mm which might be from jdike@xxxxxxxxxxx are
origin.patch
git-kvm.patch
fix-__const_udelay-declaration-and-definition-mismatches.patch
iget-stop-hostfs-from-using-iget-and-read_inode.patch
iget-stop-hostfs-from-using-iget-and-read_inode-checkpatch-fixes.patch
aout-suppress-aout-library-support-if-config_arch_supports_aout-uml-re-remove-accidentally-restored-code.patch
random-add-async-notification-support-to-dev-random.patch
mount-options-fix-hostfs.patch
-
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