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-rw-r--r--include/linux/mm.h1
-rw-r--r--include/ras/ras_event.h1
-rw-r--r--mm/memory-failure.c11
3 files changed, 0 insertions, 13 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 9f44254af8ce..d446e834a3e5 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -3251,7 +3251,6 @@ enum mf_action_page_type {
MF_MSG_BUDDY,
MF_MSG_DAX,
MF_MSG_UNSPLIT_THP,
- MF_MSG_DIFFERENT_PAGE_SIZE,
MF_MSG_UNKNOWN,
};
diff --git a/include/ras/ras_event.h b/include/ras/ras_event.h
index 1e694fd239b9..d0337a41141c 100644
--- a/include/ras/ras_event.h
+++ b/include/ras/ras_event.h
@@ -374,7 +374,6 @@ TRACE_EVENT(aer_event,
EM ( MF_MSG_BUDDY, "free buddy page" ) \
EM ( MF_MSG_DAX, "dax page" ) \
EM ( MF_MSG_UNSPLIT_THP, "unsplit thp" ) \
- EM ( MF_MSG_DIFFERENT_PAGE_SIZE, "different page size" ) \
EMe ( MF_MSG_UNKNOWN, "unknown page" )
/*
diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index 44510efd0829..8af37f76e7ba 100644
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -733,7 +733,6 @@ static const char * const action_page_types[] = {
[MF_MSG_BUDDY] = "free buddy page",
[MF_MSG_DAX] = "dax page",
[MF_MSG_UNSPLIT_THP] = "unsplit thp",
- [MF_MSG_DIFFERENT_PAGE_SIZE] = "different page size",
[MF_MSG_UNKNOWN] = "unknown page",
};
@@ -1605,16 +1604,6 @@ retry:
return res == MF_RECOVERED ? 0 : -EBUSY;
}
- /*
- * The page could have changed compound pages due to race window.
- * If this happens just bail out.
- */
- if (!PageHuge(p) || compound_head(p) != head) {
- action_result(pfn, MF_MSG_DIFFERENT_PAGE_SIZE, MF_IGNORED);
- res = -EBUSY;
- goto out;
- }
-
page_flags = head->flags;
/*