From: Andrew Morton Date: Wed, 26 Feb 2025 21:50:26 +0000 (-0800) Subject: userfaultfd-do-not-block-on-locking-a-large-folio-with-raised-refcount-fix X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=a095653f15084e616ba5a93e8cab373e060c976a;p=users%2Fjedix%2Flinux-maple.git userfaultfd-do-not-block-on-locking-a-large-folio-with-raised-refcount-fix reflow comment to 80 cols, s/end/end up/ Cc: Suren Baghdasaryan Signed-off-by: Andrew Morton --- diff --git a/mm/userfaultfd.c b/mm/userfaultfd.c index d90acfca64b3c..f5c6b3454f76b 100644 --- a/mm/userfaultfd.c +++ b/mm/userfaultfd.c @@ -1272,11 +1272,11 @@ retry: locked = folio_trylock(folio); /* - * We avoid waiting for folio lock with a raised refcount - * for large folios because extra refcounts will result in - * split_folio() failing later and retrying. If multiple - * tasks are trying to move a large folio we can end - * livelocking. + * We avoid waiting for folio lock with a raised + * refcount for large folios because extra refcounts + * will result in split_folio() failing later and + * retrying. If multiple tasks are trying to move a + * large folio we can end up livelocking. */ if (!locked && folio_test_large(folio)) { spin_unlock(src_ptl);