diff for duplicates of <1531956101-8526-1-git-send-email-yang.shi@linux.alibaba.com> diff --git a/a/1.txt b/N1/1.txt index 8c4c38b..36a8b25 100644 --- a/a/1.txt +++ b/N1/1.txt @@ -28,7 +28,7 @@ what MADV_DONTNEED does. Then re-acquire write mmap_sem to cleanup vmas. But, we can't call MADV_DONTNEED directly, since there are two major drawbacks: * The unexpected state from PF if it wins the race in the middle of munmap. It may return zero page, instead of the content or SIGSEGV. - * Cana??t handle VM_LOCKED | VM_HUGETLB | VM_PFNMAP and uprobe mappings, which + * Can’t handle VM_LOCKED | VM_HUGETLB | VM_PFNMAP and uprobe mappings, which is a showstopper from akpm But, some part may need write mmap_sem, for example, vma splitting. So, diff --git a/a/content_digest b/N1/content_digest index 624f8e1..77b8267 100644 --- a/a/content_digest +++ b/N1/content_digest @@ -41,7 +41,7 @@ "But, we can't call MADV_DONTNEED directly, since there are two major drawbacks:\n" " * The unexpected state from PF if it wins the race in the middle of munmap.\n" " It may return zero page, instead of the content or SIGSEGV.\n" - " * Cana??t handle VM_LOCKED | VM_HUGETLB | VM_PFNMAP and uprobe mappings, which\n" + " * Can\342\200\231t handle VM_LOCKED | VM_HUGETLB | VM_PFNMAP and uprobe mappings, which\n" " is a showstopper from akpm\n" "\n" "But, some part may need write mmap_sem, for example, vma splitting. So,\n" @@ -150,4 +150,4 @@ " mm/mmap.c | 219 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++-----------------------\n" 3 files changed, 199 insertions(+), 57 deletions(-) -7184299a640ca0af69bc6d5600f9ca449a8d7f9841fffcbb3202133c166b5644 +d531749d0aaf45b07e00c1e4371b58df2b27462522f65f9ec7ea49ed9493ce8d
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