The patch titled
Subject: mm-memory_failure-fix-the-missing-pte_unmap-call-fix
has been added to the -mm tree. Its filename is
mm-memory_failure-fix-the-missing-pte_unmap-call-fix.patch
This patch should soon appear at
https://ozlabs.org/~akpm/mmots/broken-out/mm-memory_failure-fix-the-missing-pte_unmap-call-fix.patch
and later at
https://ozlabs.org/~akpm/mmotm/broken-out/mm-memory_failure-fix-the-missing-pte_unmap-call-fix.patch
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*** 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: mm-memory_failure-fix-the-missing-pte_unmap-call-fix
cleanup
Cc: David Hildenbrand <david@xxxxxxxxxx>
Cc: Muchun Song <songmuchun@xxxxxxxxxxxxx>
Cc: Naoya Horiguchi <naoya.horiguchi@xxxxxxx>
Cc: Qi Zheng <zhengqi.arch@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/memory-failure.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
--- a/mm/memory-failure.c~mm-memory_failure-fix-the-missing-pte_unmap-call-fix
+++ a/mm/memory-failure.c
@@ -330,11 +330,8 @@ static unsigned long dev_pagemap_mapping
if (pmd_devmap(*pmd))
return PMD_SHIFT;
pte = pte_offset_map(pmd, address);
- if (!pte_present(*pte))
- goto unmap;
- if (pte_devmap(*pte))
+ if (pte_present(*pte) && pte_devmap(*pte))
ret = PAGE_SHIFT;
-unmap:
pte_unmap(pte);
return ret;
}
_
Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are
mm-memory_failure-fix-the-missing-pte_unmap-call-fix.patch
mm.patch
mm-mempolicy-convert-from-atomic_t-to-refcount_t-on-mempolicy-refcnt-fix.patch
ipc-check-checkpoint_restore_ns_capable-to-modify-c-r-proc-files-fix.patch
kernel-forkc-export-kernel_thread-to-modules.patch
