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Date: Tue, 12 Jan 2021 11:12:07 -0500 From: "Liam R. Howlett" <Liam.Howlett@...cle.com> To: maple-tree@...ts.infradead.org, linux-mm@...ck.org, linux-kernel@...r.kernel.org Cc: Andrew Morton <akpm@...gle.com>, Song Liu <songliubraving@...com>, Davidlohr Bueso <dave@...olabs.net>, "Paul E . McKenney" <paulmck@...nel.org>, Matthew Wilcox <willy@...radead.org>, Jerome Glisse <jglisse@...hat.com>, David Rientjes <rientjes@...gle.com>, Axel Rasmussen <axelrasmussen@...gle.com>, Suren Baghdasaryan <surenb@...gle.com>, Vlastimil Babka <vbabka@...e.cz>, Rik van Riel <riel@...riel.com>, Peter Zijlstra <peterz@...radead.org> Subject: [PATCH v2 37/70] drivers/misc/cxl: Use maple tree iterators for cxl_prefault_vma() Signed-off-by: Liam R. Howlett <Liam.Howlett@...cle.com> --- drivers/misc/cxl/fault.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/misc/cxl/fault.c b/drivers/misc/cxl/fault.c index 01153b74334a1..47951b84f2cda 100644 --- a/drivers/misc/cxl/fault.c +++ b/drivers/misc/cxl/fault.c @@ -313,6 +313,7 @@ static void cxl_prefault_vma(struct cxl_context *ctx) struct vm_area_struct *vma; int rc; struct mm_struct *mm; + MA_STATE(mas, &mm->mm_mt, 0, 0); mm = get_mem_context(ctx); if (mm == NULL) { @@ -322,7 +323,7 @@ static void cxl_prefault_vma(struct cxl_context *ctx) } mmap_read_lock(mm); - for (vma = mm->mmap; vma; vma = vma->vm_next) { + mas_for_each(&mas, vma, ULONG_MAX) { for (ea = vma->vm_start; ea < vma->vm_end; ea = next_segment(ea, slb.vsid)) { rc = copro_calculate_slb(mm, ea, &slb); -- 2.28.0
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