Messages in this thread Patch in this message | | | From | "Liam R. Howlett" <> | Subject | [PATCH v2 36/70] arch/xtensa: Use maple tree iterators for unmapped area | Date | Tue, 12 Jan 2021 11:12:06 -0500 |
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Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com> --- arch/xtensa/kernel/syscall.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/xtensa/kernel/syscall.c b/arch/xtensa/kernel/syscall.c index 2c415fce6801a..26ec2e67879ad 100644 --- a/arch/xtensa/kernel/syscall.c +++ b/arch/xtensa/kernel/syscall.c @@ -62,6 +62,7 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr, unsigned long len, unsigned long pgoff, unsigned long flags) { struct vm_area_struct *vmm; + MA_STATE(mas, &mm->mm_mt, addr, addr); if (flags & MAP_FIXED) { /* We do not accept a shared mapping if it would violate @@ -83,7 +84,7 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr, else addr = PAGE_ALIGN(addr); - for (vmm = find_vma(current->mm, addr); ; vmm = vmm->vm_next) { + mas_for_each(&mas, vmm, ULONG_MAX) { /* At this point: (!vmm || addr < vmm->vm_end). */ if (TASK_SIZE - len < addr) return -ENOMEM; -- 2.28.0
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