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authorAndree Leidenfrost <aleidenf@bigpond.net.au>2005-05-01 11:58:53 -0400
committerLinus Torvalds <torvalds@ppc970.osdl.org>2005-05-01 11:58:53 -0400
commit6aec3072833283a5e2ecf07318bd383a67321657 (patch)
tree71416996dd985b3f1010bb7331c79765e0f0a087 /arch/um/os-Linux
parent8e7a4f69e4ed328aa09ce48601073052557fa85d (diff)
[PATCH] uml: fix handling of no fpx_regs
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>
Diffstat (limited to 'arch/um/os-Linux')
-rw-r--r--arch/um/os-Linux/sys-i386/registers.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/um/os-Linux/sys-i386/registers.c b/arch/um/os-Linux/sys-i386/registers.c
index 148645b14480..9a0ad094d926 100644
--- a/arch/um/os-Linux/sys-i386/registers.c
+++ b/arch/um/os-Linux/sys-i386/registers.c
@@ -105,14 +105,15 @@ void init_registers(int pid)
105 panic("check_ptrace : PTRACE_GETREGS failed, errno = %d", 105 panic("check_ptrace : PTRACE_GETREGS failed, errno = %d",
106 err); 106 err);
107 107
108 errno = 0;
108 err = ptrace(PTRACE_GETFPXREGS, pid, 0, exec_fpx_regs); 109 err = ptrace(PTRACE_GETFPXREGS, pid, 0, exec_fpx_regs);
109 if(!err) 110 if(!err)
110 return; 111 return;
112 if(errno != EIO)
113 panic("check_ptrace : PTRACE_GETFPXREGS failed, errno = %d",
114 errno);
111 115
112 have_fpx_regs = 0; 116 have_fpx_regs = 0;
113 if(err != EIO)
114 panic("check_ptrace : PTRACE_GETFPXREGS failed, errno = %d",
115 err);
116 117
117 err = ptrace(PTRACE_GETFPREGS, pid, 0, exec_fp_regs); 118 err = ptrace(PTRACE_GETFPREGS, pid, 0, exec_fp_regs);
118 if(err) 119 if(err)