From: Peter Zijlstra <a.p.zijlstra@chello.nl>
Date: Tue, 26 Sep 2006 06:30:59 +0000 (-0700)
Subject: [PATCH] mm: small cleanup of install_page()
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=e88dd6c11c5aef74d8b74a062767add53315533b;p=GitHub%2FLineageOS%2Fandroid_kernel_samsung_universal7580.git

[PATCH] mm: small cleanup of install_page()

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@chello.nl>
Cc: Hugh Dickins <hugh@veritas.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

diff --git a/mm/fremap.c b/mm/fremap.c
index 21b7d0cbc98..aa30618ec6b 100644
--- a/mm/fremap.c
+++ b/mm/fremap.c
@@ -79,9 +79,9 @@ int install_page(struct mm_struct *mm, struct vm_area_struct *vma,
 		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;