linux-kernel - Swap file or device can't be recognized by kernel built with 64K pages.

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Date:	Wed, 30 Aug 2006 11:42:56 +0800
From:	Yao Fei Zhu <walkinair@...ibm.com>
To:	linux-kernel@...r.kernel.org
CC:	linux-mm@...ck.org, havelblue@...ibm.com
Subject: Swap file or device can't be recognized by kernel built with 64K
 pages.

Problem description:
swap file or device can't be recognized by kernel built with 64K pages.

Hardware Environment:
    Machine type (p650, x235, SF2, etc.): B70+
    Cpu type (Power4, Power5, IA-64, etc.): POWER5+
Software Environment:
    OS : SLES10 GMC
    Kernel: 2.6.18-rc5
Additional info:

tc1:~ # uname -r
2.6.18-rc5-ppc64

tc1:~ # zcat /proc/config.gz | grep 64K
CONFIG_PPC_64K_PAGES=y

tc1:~ # mkswap ./swap.file
Assuming pages of size 65536 (not 4096)
Setting up swapspace version 0, size = 4294901 kB

tc1:~ # swapon ./swap.file
swapon: ./swap.file: Invalid argument

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