[PATCH 5/5] mm: small cleanup of install_page()

From: Peter Zijlstra
Date: Fri Jun 23 2006 - 18:31:05 EST



From: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>

Smallish cleanup to install_page(), could save a memory read
(haven't checked the asm output) and sure looks nicer.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
---

---
mm/fremap.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

Index: 2.6-mm/mm/fremap.c
===================================================================
--- 2.6-mm.orig/mm/fremap.c 2006-06-19 16:20:52.000000000 +0200
+++ 2.6-mm/mm/fremap.c 2006-06-19 16:20:57.000000000 +0200
@@ -79,9 +79,9 @@ int install_page(struct mm_struct *mm, s
inc_mm_counter(mm, file_rss);

flush_icache_page(vma, page);
- set_pte_at(mm, addr, pte, mk_pte(page, prot));
+ pte_val = mk_pte(page, prot);
+ set_pte_at(mm, addr, pte, pte_val);
page_add_file_rmap(page);
- pte_val = *pte;
update_mmu_cache(vma, addr, pte_val);
lazy_mmu_prot_update(pte_val);
err = 0;
-
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