From e552cdb853dab085d30d54815e044aa4836a6dc6 Mon Sep 17 00:00:00 2001 From: "Liam R. Howlett" Date: Fri, 20 Jan 2023 11:26:20 -0500 Subject: coredump: convert to vma iterator Use the vma iterator so that the iterator can be invalidated or updated to avoid each caller doing so. Link: https://lkml.kernel.org/r/20230120162650.984577-20-Liam.Howlett@oracle.com Signed-off-by: Liam R. Howlett Signed-off-by: Andrew Morton --- fs/coredump.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/fs/coredump.c b/fs/coredump.c index de78bde2991b..f27d734f3102 100644 --- a/fs/coredump.c +++ b/fs/coredump.c @@ -1111,14 +1111,14 @@ whole: * Helper function for iterating across a vma list. It ensures that the caller * will visit `gate_vma' prior to terminating the search. */ -static struct vm_area_struct *coredump_next_vma(struct ma_state *mas, +static struct vm_area_struct *coredump_next_vma(struct vma_iterator *vmi, struct vm_area_struct *vma, struct vm_area_struct *gate_vma) { if (gate_vma && (vma == gate_vma)) return NULL; - vma = mas_next(mas, ULONG_MAX); + vma = vma_next(vmi); if (vma) return vma; return gate_vma; @@ -1146,7 +1146,7 @@ static bool dump_vma_snapshot(struct coredump_params *cprm) { struct vm_area_struct *gate_vma, *vma = NULL; struct mm_struct *mm = current->mm; - MA_STATE(mas, &mm->mm_mt, 0, 0); + VMA_ITERATOR(vmi, mm, 0); int i = 0; /* @@ -1167,7 +1167,7 @@ static bool dump_vma_snapshot(struct coredump_params *cprm) return false; } - while ((vma = coredump_next_vma(&mas, vma, gate_vma)) != NULL) { + while ((vma = coredump_next_vma(&vmi, vma, gate_vma)) != NULL) { struct core_vma_metadata *m = cprm->vma_meta + i; m->start = vma->vm_start; -- cgit