* setarch treats all x86 variants as i686?
@ 2014-02-06 20:53 Phillip Susi
2014-02-08 11:26 ` Mike Frysinger
0 siblings, 1 reply; 4+ messages in thread
From: Phillip Susi @ 2014-02-06 20:53 UTC (permalink / raw)
To: util-linux
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setarch i486
uname -m
i686
Is this a bug?
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^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: setarch treats all x86 variants as i686?
2014-02-06 20:53 setarch treats all x86 variants as i686? Phillip Susi
@ 2014-02-08 11:26 ` Mike Frysinger
2014-02-08 15:48 ` Phillip Susi
2014-02-08 15:48 ` Phillip Susi
0 siblings, 2 replies; 4+ messages in thread
From: Mike Frysinger @ 2014-02-08 11:26 UTC (permalink / raw)
To: Phillip Susi; +Cc: util-linux
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On Thursday, February 06, 2014 15:53:52 Phillip Susi wrote:
> setarch i486
> uname -m
> i686
>
> Is this a bug?
no. setarch is merely calling the kernel and the kernel is doing this. see
`man personality` for more details.
-mike
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^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: setarch treats all x86 variants as i686?
2014-02-08 11:26 ` Mike Frysinger
@ 2014-02-08 15:48 ` Phillip Susi
2014-02-08 15:48 ` Phillip Susi
1 sibling, 0 replies; 4+ messages in thread
From: Phillip Susi @ 2014-02-08 15:48 UTC (permalink / raw)
To: Mike Frysinger; +Cc: util-linux
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On 02/08/2014 06:26 AM, Mike Frysinger wrote:
Ahh, looking at the syscall it is clear that there is only a generic
linux 32 vs 64 bit flag, so setarch must be aliasing ix86 to the
generic 32 bit flag. The man page probably should be a little more
clear that these aliases all map to the same thing.
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^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: setarch treats all x86 variants as i686?
2014-02-08 11:26 ` Mike Frysinger
2014-02-08 15:48 ` Phillip Susi
@ 2014-02-08 15:48 ` Phillip Susi
1 sibling, 0 replies; 4+ messages in thread
From: Phillip Susi @ 2014-02-08 15:48 UTC (permalink / raw)
To: Mike Frysinger; +Cc: util-linux
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On 02/08/2014 06:26 AM, Mike Frysinger wrote:
> no. setarch is merely calling the kernel and the kernel is doing
> this. see `man personality` for more details.
Ahh, looking at the syscall it is clear that there is only a generic
linux 32 vs 64 bit flag, so setarch must be aliasing ix86 to the
generic 32 bit flag. The man page probably should be a little more
clear that these aliases all map to the same thing.
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^ permalink raw reply [flat|nested] 4+ messages in thread
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2014-02-06 20:53 setarch treats all x86 variants as i686? Phillip Susi
2014-02-08 11:26 ` Mike Frysinger
2014-02-08 15:48 ` Phillip Susi
2014-02-08 15:48 ` Phillip Susi
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