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From: Wang Sheng-Hui <shhuiw@gmail.com>
To: ltp-list@lists.sourceforge.net, shubham@linux.vnet.ibm.com
Subject: [LTP] [PATCH] testcases/kernel/mem/vma/vma01.c: fix the right start/end memory address
Date: Sun, 25 Mar 2012 01:30:08 +0800	[thread overview]
Message-ID: <4F6E04A0.10305@gmail.com> (raw)

For a VMA with memory range 6*ps, regardless of it's two 3*ps or
one single 6*ps, t is the start addr of the vma, u = t + 3*ps, and
the end addr is t + 6*ps.

For the check process, x should start from t, not u, and later check
for the second 3*ps should resume from u.

Signed-off-by: Wang Sheng-Hui <shhuiw@gmail.com>
---
 testcases/kernel/mem/vma/vma01.c |   10 +++++-----
 1 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/testcases/kernel/mem/vma/vma01.c b/testcases/kernel/mem/vma/vma01.c
index 398d7a1..4b66121 100644
--- a/testcases/kernel/mem/vma/vma01.c
+++ b/testcases/kernel/mem/vma/vma01.c
@@ -112,12 +112,12 @@ static void check_vma(void)
 		printf("child : u = %p\n", u);
 		memset(u, 2, ps);
 
-		x = get_end_addr(u, MAPS_FILE);
-		if (x == u + 6*ps)
+		x = get_end_addr(t, MAPS_FILE);
+		if (x == t + 6*ps)
 			exit(1);
-		if (x == u + 3*ps) {
-			y = get_end_addr(x, MAPS_FILE);
-			if (y == x + 3*ps)
+		if (x == u) {
+			y = get_end_addr(u, MAPS_FILE);
+			if (y == u + 3*ps)
 				exit(0);
 		}
 		exit(255);
-- 
1.7.1

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             reply	other threads:[~2012-03-24 17:30 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-03-24 17:30 Wang Sheng-Hui [this message]
2012-04-01 10:17 ` [LTP] [PATCH] testcases/kernel/mem/vma/vma01.c: fix the right start/end memory address Caspar Zhang

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