[PATCH] sys_indirect kernel implementation for PowerPC

Kumar Gala galak at kernel.crashing.org
Wed Nov 21 15:45:34 EST 2007


On Nov 20, 2007, at 9:08 PM, Paul Mackerras wrote:

> This implements sys_indirect for 32-bit and 64-bit powerpc machines,
> including a 32-bit compatibility implementation for 64-bit powerpc.
> I decided to use assembly language for call_syscall because on 64-bit
> powerpc the system call table has the addresses of the function text
> rather than pointers to function descriptors; hence the system call
> functions can't be called from C via the system call table.

Admit it you were bored and wanted to write some PPC asm ;)

- k



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