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authorAjay Nandakumar <anandakumarm@nvidia.com>2013-12-16 19:11:53 +0530
committerAjay Nandakumar <anandakumarm@nvidia.com>2013-12-16 19:11:53 +0530
commit4186e42658f8f3e95fa4f87f917872e8a3431057 (patch)
tree88d96f1893b395c38c246e79e75cbcf088678441 /arch/arm/mm
parent6bbaea6ef1c82c1d4a94b655ecf2e2b08164545f (diff)
parent05bcf8f867f4af11c93395d4a6dd1dd52d8904ea (diff)
Merge tag 'v3.10.24' into HEAD
This is the 3.10.24 stable release Change-Id: Ibd2734f93d44385ab86867272a1359158635133b
Diffstat (limited to 'arch/arm/mm')
-rw-r--r--arch/arm/mm/extable.c7
-rw-r--r--arch/arm/mm/mmap.c2
-rw-r--r--arch/arm/mm/pgd.c3
3 files changed, 9 insertions, 3 deletions
diff --git a/arch/arm/mm/extable.c b/arch/arm/mm/extable.c
index 9d285626bc7d..312e15e6d00b 100644
--- a/arch/arm/mm/extable.c
+++ b/arch/arm/mm/extable.c
@@ -9,8 +9,13 @@ int fixup_exception(struct pt_regs *regs)
const struct exception_table_entry *fixup;
fixup = search_exception_tables(instruction_pointer(regs));
- if (fixup)
+ if (fixup) {
regs->ARM_pc = fixup->fixup;
+#ifdef CONFIG_THUMB2_KERNEL
+ /* Clear the IT state to avoid nasty surprises in the fixup */
+ regs->ARM_cpsr &= ~PSR_IT_MASK;
+#endif
+ }
return fixup != NULL;
}
diff --git a/arch/arm/mm/mmap.c b/arch/arm/mm/mmap.c
index 10062ceadd1c..f0ef2f7d4ad7 100644
--- a/arch/arm/mm/mmap.c
+++ b/arch/arm/mm/mmap.c
@@ -146,7 +146,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0,
info.flags = VM_UNMAPPED_AREA_TOPDOWN;
info.length = len;
- info.low_limit = PAGE_SIZE;
+ info.low_limit = FIRST_USER_ADDRESS;
info.high_limit = mm->mmap_base;
info.align_mask = do_align ? (PAGE_MASK & (SHMLBA - 1)) : 0;
info.align_offset = pgoff << PAGE_SHIFT;
diff --git a/arch/arm/mm/pgd.c b/arch/arm/mm/pgd.c
index 40e2119d465c..bbd6d6611236 100644
--- a/arch/arm/mm/pgd.c
+++ b/arch/arm/mm/pgd.c
@@ -106,7 +106,8 @@ pgd_t *pgd_alloc(struct mm_struct *mm)
init_pud = pud_offset(init_pgd, 0);
init_pmd = pmd_offset(init_pud, 0);
init_pte = pte_offset_map(init_pmd, 0);
- set_pte_ext(new_pte, *init_pte, 0);
+ set_pte_ext(new_pte + 0, init_pte[0], 0);
+ set_pte_ext(new_pte + 1, init_pte[1], 0);
pte_unmap(init_pte);
pte_unmap(new_pte);
}