Re: [PATCH 1/1] x86: Make _syscallX() macros compile in PIC mode on i386

>> Gcc reserves %ebx when compiling position-independent-code on i386. This 
>>  means, the _syscallX() macros in include/asm-i386/unistd.h will not 
>>  compile. This patch is against 2.6.15.6 and adds a new set of macros 
>>  which will be used in PIC mode. These macros take special care to 
>>  preserve %ebx.
>
>But we don't compile the kernel with -fpic...  We might want to, for kdump
>convenience at some stage, perhaps.
>
UML. Maybe it does not build with -fpic/-fPIC either, but it's one case 
where it's more likely than with a "true" kernel.


Jan Engelhardt
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• References:
  • [PATCH 1/1] x86: Make _syscallX() macros compile in PIC mode on i386
    • From: Markus Gutschke <[email protected]>
  • Re: [PATCH 1/1] x86: Make _syscallX() macros compile in PIC mode on i386
    • From: Andrew Morton <[email protected]>

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