Messages in this thread | | | From | "Rafael J. Wysocki" <> | Subject | Re: [PATCH -mm 5/6] mm: Print first block offset for swap areas | Date | Tue, 26 Sep 2006 22:13:25 +0200 |
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On Tuesday, 26 September 2006 21:39, Andrew Morton wrote: > On Sat, 23 Sep 2006 12:10:54 +0200 > "Rafael J. Wysocki" <rjw@sisk.pl> wrote: > > > In order to use a swap file with swsusp we need to know the offset at which > > its swap header is located. However, the swap header is always located in the > > first page block of the swap file and it's quite easy to make sys_swapon() print > > the offset of the swap file's (or swap partition's) first page block. > > Why is this needed? The swapfile's pathname is present in /proc/swaps, so > an application can read that, do the FIBMAP and rewrite grub.conf without > needing to parse dmesg?
Well, this is not needed, but it's useful if you have no such application and want to set up things manually. ;-) - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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