From: Chanwoo Choi <cw00.choi@samsung.com>
Date: Wed, 29 Jul 2020 07:52:52 +0000 (+0900)
Subject: mm: Change fault_around_bytes default value from 65536 to 4096
X-Git-Tag: submit/tizen/20220208.074352~102
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=670926ca38dbac70b9f027d9b88723907d558ffe;p=platform%2Fkernel%2Flinux-rpi.git

mm: Change fault_around_bytes default value from 65536 to 4096

To apply the 4K value for falut_around_bytes at the early booting step,
change fault_around_bytes default value from 65536 to 4096.

Change-Id: Id97650a035b524d7132bca6164581c8e15096354
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
---

diff --git a/mm/memory.c b/mm/memory.c
index 4fe24cd..9313f5b 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -3934,7 +3934,7 @@ vm_fault_t finish_fault(struct vm_fault *vmf)
 }
 
 static unsigned long fault_around_bytes __read_mostly =
-	rounddown_pow_of_two(65536);
+	rounddown_pow_of_two(4096);
 
 #ifdef CONFIG_DEBUG_FS
 static int fault_around_bytes_get(void *data, u64 *val)