All of lore.kernel.org
 help / color / mirror / Atom feed
From: Andrew Morton <akpm@linux-foundation.org>
To: mm-commits@vger.kernel.org,surenb@google.com,akpm@linux-foundation.org,akpm@linux-foundation.org
Subject: [folded-merged] userfaultfd-do-not-block-on-locking-a-large-folio-with-raised-refcount-fix.patch removed from -mm tree
Date: Wed, 05 Mar 2025 19:55:04 -0800	[thread overview]
Message-ID: <20250306035504.DD3C2C4CEE4@smtp.kernel.org> (raw)


The quilt patch titled
     Subject: userfaultfd-do-not-block-on-locking-a-large-folio-with-raised-refcount-fix
has been removed from the -mm tree.  Its filename was
     userfaultfd-do-not-block-on-locking-a-large-folio-with-raised-refcount-fix.patch

This patch was dropped because it was folded into userfaultfd-do-not-block-on-locking-a-large-folio-with-raised-refcount.patch

------------------------------------------------------
From: Andrew Morton <akpm@linux-foundation.org>
Subject: userfaultfd-do-not-block-on-locking-a-large-folio-with-raised-refcount-fix
Date: Wed Feb 26 01:50:26 PM PST 2025

reflow comment to 80 cols, s/end/end up/

Cc: Suren Baghdasaryan <surenb@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/userfaultfd.c |   10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

--- a/mm/userfaultfd.c~userfaultfd-do-not-block-on-locking-a-large-folio-with-raised-refcount-fix
+++ a/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);
_

Patches currently in -mm which might be from akpm@linux-foundation.org are

userfaultfd-do-not-block-on-locking-a-large-folio-with-raised-refcount.patch
mm-vmscan-extract-calculated-pressure-balance-as-a-function-fix.patch
mm-madvise-split-out-mmap-locking-operations-for-madvise-fix-checkpatch-fixes.patch
mm-madvise-remove-redundant-mmap_lock-operations-from-process_madvise-fix.patch
selftests-mm-print-some-details-when-uffd-stress-gets-bad-params-fix.patch
selftests-mm-dont-fail-uffd-stress-if-too-many-cpus-fix.patch
mm-pgtable-convert-some-architectures-to-use-tlb_remove_ptdesc-v2-fix.patch
mm-mremap-initial-refactor-of-move_vma-fix.patch
mm-mremap-thread-state-through-move-page-table-operation-fix.patch
mm-hugetlb-add-hugetlb_alloc_threads-cmdline-option-fix.patch
lib-plistc-add-shortcut-for-plist_requeue-fix.patch
scsi-lpfc-convert-timeouts-to-secs_to_jiffies-fix.patch
signal-avoid-clearing-tif_sigpending-in-recalc_sigpending-if-unset-fix.patch


                 reply	other threads:[~2025-03-06  3:55 UTC|newest]

Thread overview: [no followups] expand[flat|nested]  mbox.gz  Atom feed

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20250306035504.DD3C2C4CEE4@smtp.kernel.org \
    --to=akpm@linux-foundation.org \
    --cc=mm-commits@vger.kernel.org \
    --cc=surenb@google.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.