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author | Andrew Cooper <andrew.cooper3@citrix.com> | 2012-12-11 17:49:19 +0100 |
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committer | Andrew Cooper <andrew.cooper3@citrix.com> | 2012-12-11 17:49:19 +0100 |
commit | 74fa570daea059d84d8533997f79af6544f1124a (patch) | |
tree | d49f7eaf7f84aafd37770df217d5b51c0a53b273 /xen/arch/x86/x86_64/traps.c | |
parent | e2d0f7d8c8b6989488897aa0b01305a43a6eefe7 (diff) | |
download | xen-74fa570daea059d84d8533997f79af6544f1124a.tar.gz xen-74fa570daea059d84d8533997f79af6544f1124a.tar.bz2 xen-74fa570daea059d84d8533997f79af6544f1124a.zip |
x86/IST: Create set_ist() helper function
... to save using open-coded bitwise operations, and update all IST
manipulation sites to use the function.
Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
Committed-by: Jan Beulich <jbeulich@suse.com>
Diffstat (limited to 'xen/arch/x86/x86_64/traps.c')
-rw-r--r-- | xen/arch/x86/x86_64/traps.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/xen/arch/x86/x86_64/traps.c b/xen/arch/x86/x86_64/traps.c index cf0db3ed36..f1faeb1fac 100644 --- a/xen/arch/x86/x86_64/traps.c +++ b/xen/arch/x86/x86_64/traps.c @@ -370,9 +370,9 @@ void __devinit subarch_percpu_traps_init(void) { /* Specify dedicated interrupt stacks for NMI, #DF, and #MC. */ set_intr_gate(TRAP_double_fault, &double_fault); - idt_table[TRAP_double_fault].a |= IST_DF << 32; - idt_table[TRAP_nmi].a |= IST_NMI << 32; - idt_table[TRAP_machine_check].a |= IST_MCE << 32; + set_ist(&idt_table[TRAP_double_fault], IST_DF); + set_ist(&idt_table[TRAP_nmi], IST_NMI); + set_ist(&idt_table[TRAP_machine_check], IST_MCE); /* * The 32-on-64 hypercall entry vector is only accessible from ring 1. |