From: Andree Leidenfrost <[email protected]>, Paolo 'Blaisorblade' Giarrusso <[email protected]>
Fix the error path, which is triggered when the processor misses the fpx regs
(i.e. the "fxsr" cpuinfo feature). For instance by VIA C3 Samuel2. Tested and
obvious, please merge ASAP.
Signed-off-by: Paolo 'Blaisorblade' Giarrusso <[email protected]>
---
linux-2.6.12-paolo/arch/um/os-Linux/sys-i386/registers.c | 7 ++++---
1 files changed, 4 insertions(+), 3 deletions(-)
diff -puN arch/um/os-Linux/sys-i386/registers.c~uml-fix-no_fpx_regs_handling arch/um/os-Linux/sys-i386/registers.c
--- linux-2.6.12/arch/um/os-Linux/sys-i386/registers.c~uml-fix-no_fpx_regs_handling 2005-04-25 21:03:11.000000000 +0200
+++ linux-2.6.12-paolo/arch/um/os-Linux/sys-i386/registers.c 2005-04-25 21:08:07.000000000 +0200
@@ -105,14 +105,15 @@ void init_registers(int pid)
panic("check_ptrace : PTRACE_GETREGS failed, errno = %d",
err);
+ errno = 0;
err = ptrace(PTRACE_GETFPXREGS, pid, 0, exec_fpx_regs);
if(!err)
return;
+ if(errno != EIO)
+ panic("check_ptrace : PTRACE_GETFPXREGS failed, errno = %d",
+ errno);
have_fpx_regs = 0;
- if(err != EIO)
- panic("check_ptrace : PTRACE_GETFPXREGS failed, errno = %d",
- err);
err = ptrace(PTRACE_GETFPREGS, pid, 0, exec_fp_regs);
if(err)
_
-
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