From: Akinobu Mita <akinobu.mita@gmail.com>
To: linux-kernel@vger.kernel.org, akpm@linux-foundation.org
Cc: Akinobu Mita <akinobu.mita@gmail.com>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
x86@kernel.org
Subject: [PATCH -v2 03/26] x86: pageattr-test: remove srandom32 call
Date: Thu, 3 Jan 2013 21:18:59 +0900 [thread overview]
Message-ID: <1357215562-6288-4-git-send-email-akinobu.mita@gmail.com> (raw)
In-Reply-To: <1357215562-6288-1-git-send-email-akinobu.mita@gmail.com>
pageattr-test calls srandom32() once every test iteration.
But calling srandom32() after late_initcalls is not meaningfull.
Because the random states for random32() is mixed by good random numbers
in late_initcall prandom_reseed().
So this removes the call to srandom32().
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: x86@kernel.org
---
No change from v1
arch/x86/mm/pageattr-test.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/arch/x86/mm/pageattr-test.c b/arch/x86/mm/pageattr-test.c
index b008656..8b8c381 100644
--- a/arch/x86/mm/pageattr-test.c
+++ b/arch/x86/mm/pageattr-test.c
@@ -130,7 +130,6 @@ static int pageattr_test(void)
}
failed += print_split(&sa);
- srandom32(100);
for (i = 0; i < NTEST; i++) {
unsigned long pfn = random32() % max_pfn_mapped;
--
1.7.11.7
next prev parent reply other threads:[~2013-01-03 12:19 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-03 12:18 [PATCH -v2 00/26] rename random32 to prandom Akinobu Mita
2013-01-03 12:18 ` [PATCH -v2 01/26] raid6test: use prandom_bytes() Akinobu Mita
2013-01-03 12:18 ` [PATCH -v2 02/26] uuid: " Akinobu Mita
2013-01-03 12:18 ` Akinobu Mita [this message]
2013-01-03 17:35 ` [PATCH -v2 03/26] x86: pageattr-test: remove srandom32 call H. Peter Anvin
2013-01-04 13:48 ` Akinobu Mita
2013-01-03 12:19 ` [PATCH -v2 04/26] x86: rename random32() to prandom_u32() Akinobu Mita
2013-01-03 12:19 ` [PATCH -v2 05/26] lib/: " Akinobu Mita
2013-01-03 12:19 ` [PATCH -v2 06/26] mm/: " Akinobu Mita
2013-01-03 12:19 ` Akinobu Mita
2013-01-03 12:19 ` [PATCH -v2 07/26] kernel/: " Akinobu Mita
2013-01-03 12:19 ` [Drbd-dev] [PATCH -v2 08/26] drbd: " Akinobu Mita
2013-01-03 12:19 ` Akinobu Mita
[not found] ` <1357215562-6288-1-git-send-email-akinobu.mita-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2013-01-03 12:19 ` [PATCH -v2 09/26] infiniband: " Akinobu Mita
2013-01-03 12:19 ` Akinobu Mita
[not found] ` <1357215562-6288-10-git-send-email-akinobu.mita-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2013-01-03 16:27 ` Steve Wise
2013-01-03 16:27 ` Steve Wise
2013-01-04 13:45 ` Akinobu Mita
[not found] ` <CAC5umygnMMC2sH2c88P_gEWTgwM=CBCUcqBbo+NX=fOZ2rEGxw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-01-04 17:15 ` Steve Wise
2013-01-04 17:15 ` Steve Wise
2013-01-05 13:37 ` Akinobu Mita
2013-01-05 23:33 ` Steve Wise
2013-01-05 23:35 ` Steve Wise
2013-01-05 23:35 ` Steve Wise
2013-01-03 12:19 ` [PATCH -v2 10/26] mmc: " Akinobu Mita
2013-01-03 12:19 ` [PATCH -v2 11/26] video/uvesafb: " Akinobu Mita
2013-01-03 12:19 ` Akinobu Mita
2013-01-03 12:19 ` [PATCH -v2 12/26] xfs: " Akinobu Mita
2013-01-04 18:07 ` Ben Myers
2013-01-03 12:19 ` [PATCH -v2 13/26] ubifs: " Akinobu Mita
2013-01-03 12:19 ` Akinobu Mita
2013-01-15 13:47 ` Artem Bityutskiy
2013-01-15 13:47 ` Artem Bityutskiy
2013-01-03 12:19 ` [PATCH -v2 14/26] uwb: " Akinobu Mita
2013-01-03 12:19 ` [PATCH -v2 15/26] lguest: " Akinobu Mita
2013-01-03 12:19 ` [PATCH -v2 16/26] scsi: " Akinobu Mita
2013-01-03 12:19 ` [PATCH -v2 17/26] mtd: " Akinobu Mita
2013-01-03 12:19 ` Akinobu Mita
2013-01-15 13:47 ` Artem Bityutskiy
2013-01-15 13:47 ` Artem Bityutskiy
2013-01-03 12:19 ` [PATCH -v2 18/26] drivers/net: " Akinobu Mita
2013-01-03 19:36 ` Bing Zhao
2013-01-03 12:19 ` [B.A.T.M.A.N.] [PATCH -v2 19/26] batman-adv: " Akinobu Mita
2013-01-03 12:19 ` Akinobu Mita
2013-01-04 2:12 ` [B.A.T.M.A.N.] " Antonio Quartulli
2013-01-04 2:12 ` Antonio Quartulli
2013-01-04 13:50 ` [B.A.T.M.A.N.] " Akinobu Mita
2013-01-04 13:50 ` Akinobu Mita
2013-01-06 9:00 ` [B.A.T.M.A.N.] " Antonio Quartulli
2013-01-06 9:00 ` Antonio Quartulli
2013-01-03 12:19 ` [PATCH -v2 20/26] net/sunrpc: " Akinobu Mita
2013-01-03 12:19 ` [PATCH -v2 21/26] net/sched: " Akinobu Mita
2013-01-03 12:19 ` [PATCH -v2 22/26] net/netfilter: " Akinobu Mita
2013-01-03 12:19 ` [PATCH -v2 23/26] net/core: " Akinobu Mita
2013-01-03 12:19 ` [PATCH -v2 24/26] net/core: remove duplicate statements by do-while loop Akinobu Mita
2013-01-03 12:19 ` [PATCH -v2 25/26] net: rename random32 to prandom Akinobu Mita
2013-01-03 12:19 ` [PATCH -v2 26/26] remove unused random32() and srandom32() Akinobu Mita
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