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| author | Andree Leidenfrost <aleidenf@bigpond.net.au> | 2005-05-01 08:58:53 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-05-01 08:58:53 -0700 |
| commit | 6aec3072833283a5e2ecf07318bd383a67321657 (patch) | |
| tree | 71416996dd985b3f1010bb7331c79765e0f0a087 /arch | |
| parent | 8e7a4f69e4ed328aa09ce48601073052557fa85d (diff) | |
| download | linux-3.10-6aec3072833283a5e2ecf07318bd383a67321657.tar.gz linux-3.10-6aec3072833283a5e2ecf07318bd383a67321657.tar.bz2 linux-3.10-6aec3072833283a5e2ecf07318bd383a67321657.zip | |
[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')
| -rw-r--r-- | arch/um/os-Linux/sys-i386/registers.c | 7 |
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 148645b1448..9a0ad094d92 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) 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) |