From: Jens Axboe <[email protected]>
To: [email protected]
Cc: [email protected], Jens Axboe <[email protected]>
Subject: [PATCH 01/11] mm: add nommu variant of vm_insert_pages()
Date: Thu, 28 Mar 2024 17:31:28 -0600 [thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
An identical one exists for vm_insert_page(), add one for
vm_insert_pages() to avoid needing to check for CONFIG_MMU in code using
it.
Acked-by: Johannes Weiner <[email protected]>
Signed-off-by: Jens Axboe <[email protected]>
---
mm/nommu.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/mm/nommu.c b/mm/nommu.c
index 5ec8f44e7ce9..a34a0e376611 100644
--- a/mm/nommu.c
+++ b/mm/nommu.c
@@ -355,6 +355,13 @@ int vm_insert_page(struct vm_area_struct *vma, unsigned long addr,
}
EXPORT_SYMBOL(vm_insert_page);
+int vm_insert_pages(struct vm_area_struct *vma, unsigned long addr,
+ struct page **pages, unsigned long *num)
+{
+ return -EINVAL;
+}
+EXPORT_SYMBOL(vm_insert_pages);
+
int vm_map_pages(struct vm_area_struct *vma, struct page **pages,
unsigned long num)
{
--
2.43.0
next prev parent reply other threads:[~2024-03-28 23:34 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-28 23:31 [PATCHSET v3 0/11] Move away from remap_pfn_range() Jens Axboe
2024-03-28 23:31 ` Jens Axboe [this message]
2024-03-28 23:31 ` [PATCH 02/11] io_uring: get rid of remap_pfn_range() for mapping rings/sqes Jens Axboe
2024-03-30 3:50 ` Gabriel Krisman Bertazi
2024-03-30 15:14 ` Jens Axboe
2024-03-28 23:31 ` [PATCH 03/11] io_uring: use vmap() for ring mapping Jens Axboe
2024-03-28 23:31 ` [PATCH 04/11] io_uring: unify io_pin_pages() Jens Axboe
2024-03-28 23:31 ` [PATCH 05/11] io_uring/kbuf: get rid of lower BGID lists Jens Axboe
2024-03-28 23:31 ` [PATCH 06/11] io_uring/kbuf: get rid of bl->is_ready Jens Axboe
2024-03-28 23:31 ` [PATCH 07/11] io_uring/kbuf: vmap pinned buffer ring Jens Axboe
2024-03-28 23:31 ` [PATCH 08/11] io_uring/kbuf: protect io_buffer_list teardown with a reference Jens Axboe
2024-03-28 23:31 ` [PATCH 09/11] io_uring/kbuf: use vm_insert_pages() for mmap'ed pbuf ring Jens Axboe
2024-03-28 23:31 ` [PATCH 10/11] io_uring: use unpin_user_pages() where appropriate Jens Axboe
2024-03-28 23:31 ` [PATCH 11/11] io_uring: move mapping/allocation helpers to a separate file Jens Axboe
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