The patch titled
Subject: fix-shmem-huge-page-failed-to-set-f_seal_write-attribute-problem-fix
has been added to the -mm tree. Its filename is
fix-shmem-huge-page-failed-to-set-f_seal_write-attribute-problem-fix.patch
This patch should soon appear at
https://ozlabs.org/~akpm/mmots/broken-out/fix-shmem-huge-page-failed-to-set-f_seal_write-attribute-problem-fix.patch
and later at
https://ozlabs.org/~akpm/mmotm/broken-out/fix-shmem-huge-page-failed-to-set-f_seal_write-attribute-problem-fix.patch
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 and is updated
there every 3-4 working days
------------------------------------------------------
From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: fix-shmem-huge-page-failed-to-set-f_seal_write-attribute-problem-fix
fix clang warning
mm/memfd.c:80:2: warning: Value stored to 'count' is never read [clang-analyzer-deadcode.DeadStores]
Link: https://lkml.kernel.org/r/621a57b7.EM2OYvmyAaNzq+Ta%25lkp@xxxxxxxxx
Cc: Hugh Dickins <hughd@xxxxxxxxxx>
Cc: Kirill A. Shutemov <kirill@xxxxxxxxxxxxx>
Cc: Mike Kravetz <mike.kravetz@xxxxxxxxxx>
Cc: Song Liu <songliubraving@xxxxxx>
Cc: wangyong <wang.yong12@xxxxxxxxxx>
Cc: Yang Yang <yang.yang29@xxxxxxxxxx>
Cc: Zeal Robot <zealci@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/memfd.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
--- a/mm/memfd.c~fix-shmem-huge-page-failed-to-set-f_seal_write-attribute-problem-fix
+++ a/mm/memfd.c
@@ -72,12 +72,11 @@ static int memfd_wait_for_pins(struct ad
{
XA_STATE(xas, &mapping->i_pages, 0);
struct page *page;
- int error, scan, count;
+ int error, scan;
memfd_tag_pins(&xas);
error = 0;
- count = 0;
for (scan = 0; scan <= LAST_SCAN; scan++) {
unsigned int tagged = 0;
@@ -93,6 +92,8 @@ static int memfd_wait_for_pins(struct ad
xas_lock_irq(&xas);
xas_for_each_marked(&xas, page, ULONG_MAX, MEMFD_TAG_PINNED) {
bool clear = true;
+ int count;
+
if (xa_is_value(page))
continue;
_
Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are
remove-bdi_congested-and-wb_congested-and-related-functions-fix.patch
mm.patch
documentation-vm-page_ownerrst-update-the-documentation-fix.patch
x86-mm-enable-arch_has_vm_get_page_prot-fix.patch
fix-shmem-huge-page-failed-to-set-f_seal_write-attribute-problem-fix.patch
mm-hwpoison-inject-support-injecting-hwpoison-to-free-page-fix.patch
mm-mempolicy-convert-from-atomic_t-to-refcount_t-on-mempolicy-refcnt-fix.patch
mm-handle-uninitialized-numa-nodes-gracefully-fix.patch
mm-memory_hotplug-remove-obsolete-comment-of-__add_pages-fix.patch
proc-alloc-path_max-bytes-for-proc-pid-fd-symlinks-fix.patch
linux-next-rejects.patch
linux-next-git-rejects.patch
drivers-gpu-drm-dp-drm_dpc-fix-build.patch
kasan-improve-vmalloc-tests-fix-3-fix.patch
mutex-subsystem-synchro-test-module-fix.patch
kernel-forkc-export-kernel_thread-to-modules.patch
