+ xarray-remove-repeat-check-in-xas_squash_marks.patch added to mm-nonmm-unstable branch

+ xarray-remove-repeat-check-in-xas_squash_marks.patch added to mm-nonmm-unstable branch

[Andrew Morton]

The patch titled
     Subject: Xarray: remove repeat check in xas_squash_marks()
has been added to the -mm mm-nonmm-unstable branch.  Its filename is
     xarray-remove-repeat-check-in-xas_squash_marks.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/xarray-remove-repeat-check-in-xas_squash_marks.patch

This patch will later appear in the mm-nonmm-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

Before you just go and hit "reply", please:
   a) Consider who else should be cc'ed
   b) Prefer to cc a suitable mailing list as well
   c) Ideally: find the original patch on the mailing list and do a
      reply-to-all to that, adding suitable additional cc's

*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***

The -mm tree is included into linux-next via the mm-everything
branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
and is updated there every 2-3 working days

------------------------------------------------------
From: Kemeng Shi <shikemeng@huaweicloud.com>
Subject: Xarray: remove repeat check in xas_squash_marks()
Date: Fri, 13 Dec 2024 20:25:22 +0800

Caller of xas_squash_marks() has ensured xas->xa_sibs is non-zero.  Just
remove repeat check of xas->xa_sibs in xas_squash_marks().

Link: https://lkml.kernel.org/r/20241213122523.12764-5-shikemeng@huaweicloud.com
Signed-off-by: Kemeng Shi <shikemeng@huaweicloud.com>
Cc: Matthew Wilcox <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 lib/xarray.c |    3 ---
 1 file changed, 3 deletions(-)

--- a/lib/xarray.c~xarray-remove-repeat-check-in-xas_squash_marks
+++ a/lib/xarray.c
@@ -128,9 +128,6 @@ static void xas_squash_marks(const struc
 	unsigned int mark = 0;
 	unsigned int limit = xas->xa_offset + xas->xa_sibs + 1;
 
-	if (!xas->xa_sibs)
-		return;
-
 	do {
 		unsigned long *marks = xas->xa_node->marks[mark];
 		if (find_next_bit(marks, limit, xas->xa_offset + 1) == limit)
_

Patches currently in -mm which might be from shikemeng@huaweicloud.com are

xarray-do-not-return-sibling-entries-from-xas_find_marked.patch
xarray-move-forward-index-correctly-in-xas_pause.patch
xarray-distinguish-large-entries-correctly-in-xas_split_alloc.patch
xarray-remove-repeat-check-in-xas_squash_marks.patch
xarray-use-xa_mark_t-in-xas_squash_marks-to-keep-code-consistent.patch

+ xarray-remove-repeat-check-in-xas_squash_marks.patch added to mm-nonmm-unstable branch

[Andrew Morton]

The patch titled
     Subject: Xarray: remove repeat check in xas_squash_marks()
has been added to the -mm mm-nonmm-unstable branch.  Its filename is
     xarray-remove-repeat-check-in-xas_squash_marks.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/xarray-remove-repeat-check-in-xas_squash_marks.patch

This patch will later appear in the mm-nonmm-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

Before you just go and hit "reply", please:
   a) Consider who else should be cc'ed
   b) Prefer to cc a suitable mailing list as well
   c) Ideally: find the original patch on the mailing list and do a
      reply-to-all to that, adding suitable additional cc's

*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***

The -mm tree is included into linux-next via the mm-everything
branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
and is updated there every 2-3 working days

------------------------------------------------------
From: Kemeng Shi <shikemeng@huaweicloud.com>
Subject: Xarray: remove repeat check in xas_squash_marks()
Date: Fri, 13 Dec 2024 20:25:22 +0800

Caller of xas_squash_marks() has ensured xas->xa_sibs is non-zero.  Just
remove repeat check of xas->xa_sibs in xas_squash_marks().

Link: https://lkml.kernel.org/r/20241213122523.12764-5-shikemeng@huaweicloud.com
Signed-off-by: Kemeng Shi <shikemeng@huaweicloud.com>
Cc: Mattew Wilcox <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 lib/xarray.c |    3 ---
 1 file changed, 3 deletions(-)

--- a/lib/xarray.c~xarray-remove-repeat-check-in-xas_squash_marks
+++ a/lib/xarray.c
@@ -128,9 +128,6 @@ static void xas_squash_marks(const struc
 	unsigned int mark = 0;
 	unsigned int limit = xas->xa_offset + xas->xa_sibs + 1;
 
-	if (!xas->xa_sibs)
-		return;
-
 	do {
 		unsigned long *marks = xas->xa_node->marks[mark];
 		if (find_next_bit(marks, limit, xas->xa_offset + 1) == limit)
_

Patches currently in -mm which might be from shikemeng@huaweicloud.com are

xarray-do-not-return-sibling-entries-from-xas_find_marked.patch
xarray-move-forward-index-correctly-in-xas_pause.patch
xarray-distinguish-large-entries-correctly-in-xas_split_alloc.patch
xarray-remove-repeat-check-in-xas_squash_marks.patch
xarray-use-xa_mark_t-in-xas_squash_marks-to-keep-code-consistent.patch