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Subject[RFC PATCH 22/37] mm: enable speculative fault handling through do_swap_page()
Date
Change do_swap_page() to allow speculative fault execution to proceed.

Signed-off-by: Michel Lespinasse <michel@lespinasse.org>
---
mm/memory.c | 5 -----
1 file changed, 5 deletions(-)

diff --git a/mm/memory.c b/mm/memory.c
index ab3160719bf3..6eddd7b4e89c 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -3340,11 +3340,6 @@ vm_fault_t do_swap_page(struct vm_fault *vmf)
vm_fault_t ret = 0;
void *shadow = NULL;

- if (vmf->flags & FAULT_FLAG_SPECULATIVE) {
- pte_unmap(vmf->pte);
- return VM_FAULT_RETRY;
- }
-
#if defined(CONFIG_SMP) || defined(CONFIG_PREEMPTION)
if (sizeof(pte_t) > sizeof(unsigned long)) {
/*
--
2.20.1
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