Messages in this thread Patch in this message | | | Subject | [PATCH] Re: [BUG] 2.4.22-rc3 broke x86-64 ia32 emulation? | From | Andi Kleen <> | Date | 24 Aug 2003 15:13:48 +0200 |
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Mikael Pettersson <mikpe@csd.uu.se> writes:
> 2.4.22-rc3 appears to have broken x86-64's ia32-emulation. > Now, whenever I run a 32-bit binary I get general protection > and a core dump:
Ah, I know what the problem is. It's a side effect of the interrupt gate fix. This patch should fix it.
Marcelo, can you please apply it? It fixes the 32bit emulation on x86-64.
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Fix 32bit system call gate.
--- linux/arch/x86_64/kernel/traps.c-o 2003-06-16 13:03:58.000000000 +0200 +++ linux/arch/x86_64/kernel/traps.c 2003-08-20 10:00:11.000000000 +0200 @@ -837,7 +837,7 @@ set_intr_gate(19,&simd_coprocessor_error); #ifdef CONFIG_IA32_EMULATION - set_intr_gate(IA32_SYSCALL_VECTOR, ia32_syscall); + set_system_gate(IA32_SYSCALL_VECTOR, ia32_syscall); #endif /*
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