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| author | Suresh Siddha <suresh.b.siddha@intel.com> | 2008-07-29 10:29:19 -0700 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-30 19:49:24 +0200 |
| commit | dc1e35c6e95e8923cf1d3510438b63c600fee1e2 (patch) | |
| tree | 4348f51f1bfdd124efd6d16dcc552bd4a148fdfb /arch/x86/kernel/traps_32.c | |
| parent | a648bf4632628c787abb0514277f2a231fca39ca (diff) | |
| download | talos-op-linux-dc1e35c6e95e8923cf1d3510438b63c600fee1e2.tar.gz talos-op-linux-dc1e35c6e95e8923cf1d3510438b63c600fee1e2.zip | |
x86, xsave: enable xsave/xrstor on cpus with xsave support
Enables xsave/xrstor by turning on cr4.osxsave on cpu's which have
the xsave support. For now, features that OS supports/enabled are
FP and SSE.
Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/traps_32.c')
| -rw-r--r-- | arch/x86/kernel/traps_32.c | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/arch/x86/kernel/traps_32.c b/arch/x86/kernel/traps_32.c index 03df8e45e5a1..da5a5964fccb 100644 --- a/arch/x86/kernel/traps_32.c +++ b/arch/x86/kernel/traps_32.c @@ -1228,7 +1228,6 @@ void __init trap_init(void) set_bit(SYSCALL_VECTOR, used_vectors); - init_thread_xstate(); /* * Should be a barrier for any external CPU state: */ |
