Re: [PATCH x86_64]: Setup PER_LINUX32 on x86_64

[Andi Kleen]

"Jin, Gordon" <gordon.jin@xxxxxxxxx> writes:

> On x86_64, PER_LINUX32 is not setup but used by syscall personality and uname.
> This patch sets PER_LINUX32 when x86 binary loaded so it can be used correctly.
> - Set personality to PER_LINUX32 when x86 binary loaded.
> - Set personality to PER_LINUX when x86_64 binary loaded.
> - Use sys32_personality instead of sys_personality.
> - Add sys32_newuname() for syscall newuname.
> - Remove the unnecessary check for PER_LINUX32 in sys_uname().

Rejected. This was separated intentionally. Otherwise 
e.g. you can never get x86_64 out of uname with a 32bit uname.

-Andi

 
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