The quilt patch titled
Subject: mm-gup-introduce-memfd_pin_folios-for-pinning-memfd-folios-fix
has been removed from the -mm tree. Its filename was
mm-gup-introduce-memfd_pin_folios-for-pinning-memfd-folios-fix.patch
This patch was dropped because it was folded into mm-gup-introduce-memfd_pin_folios-for-pinning-memfd-folios.patch
------------------------------------------------------
From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: mm-gup-introduce-memfd_pin_folios-for-pinning-memfd-folios-fix
Date: Thu Jun 27 04:39:10 PM PDT 2024
apply fixups per "mm: gup: do not call try_grab_folio() in slow path".
Cc: Yang Shi <yang@xxxxxxxxxxxxxxxxxxxxxx>
Cc: Vivek Kasireddy <vivek.kasireddy@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/gup.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
--- a/mm/gup.c~mm-gup-introduce-memfd_pin_folios-for-pinning-memfd-folios-fix
+++ a/mm/gup.c
@@ -3859,14 +3859,15 @@ long memfd_pin_folios(struct file *memfd
next_idx != folio_index(fbatch.folios[i]))
continue;
- folio = try_grab_folio(&fbatch.folios[i]->page,
- 1, FOLL_PIN);
- if (!folio) {
+ if (try_grab_folio(fbatch.folios[i],
+ 1, FOLL_PIN)) {
folio_batch_release(&fbatch);
ret = -EINVAL;
goto err;
}
+ folio = fbatch.folios[i];
+
if (nr_folios == 0)
*offset = offset_in_folio(folio, start);
_
Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are
mm-gup-introduce-memfd_pin_folios-for-pinning-memfd-folios.patch
mm-store-zero-pages-to-be-swapped-out-in-a-bitmap-v7-fix.patch
tools-mm-introduce-a-tool-to-assess-swap-entry-allocation-for-thp_swapout-fix.patch
