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[PATCH] uml: fix handling of no fpx_regs

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Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>

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.

Signed-off-by: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Andree Leidenfrost 2005-05-01 08:58:53 -07:00 committed by Linus Torvalds
parent 8e7a4f69e4
commit 6aec307283
1 changed files with 4 additions and 3 deletions
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7
arch/um/os-Linux/sys-i386/registers.c
View file

@ -105,14 +105,15 @@ void init_registers(int pid)
panic("check_ptrace : PTRACE_GETREGS failed, errno = %d", panic("check_ptrace : PTRACE_GETREGS failed, errno = %d",
err); err);
errno = 0;
err = ptrace(PTRACE_GETFPXREGS, pid, 0, exec_fpx_regs); err = ptrace(PTRACE_GETFPXREGS, pid, 0, exec_fpx_regs);
if(!err) if(!err)
return; return;
if(errno != EIO)
panic("check_ptrace : PTRACE_GETFPXREGS failed, errno = %d",
errno);
have_fpx_regs = 0; 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); err = ptrace(PTRACE_GETFPREGS, pid, 0, exec_fp_regs);
if(err) if(err)