blob: 8ee7bc0b6bf2f231b0ad11e9b1db86e6f6d7cc94 (
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--- linux-2.6.18.6.orig/arch/x86_64/kernel/entry-xen.S
+++ linux-2.6.18.6/arch/x86_64/kernel/entry-xen.S
@@ -146,6 +146,10 @@
/* rdi: prev */
ENTRY(ret_from_fork)
CFI_DEFAULT_STACK
+ push kernel_eflags(%rip)
+ CFI_ADJUST_CFA_OFFSET 4
+ popf # reset kernel eflags
+ CFI_ADJUST_CFA_OFFSET -4
call schedule_tail
GET_THREAD_INFO(%rcx)
testl $(_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT),threadinfo_flags(%rcx)
--- linux-2.6.18.6.orig/arch/x86_64/kernel/setup64-xen.c
+++ linux-2.6.18.6/arch/x86_64/kernel/setup64-xen.c
@@ -178,6 +178,8 @@ void __cpuinit check_efer(void)
}
}
+unsigned long kernel_eflags;
+
/*
* cpu_init() initializes state that is per-CPU. Some data is already
* initialized (naturally) in the bootstrap process, such as the GDT
@@ -290,4 +292,6 @@ void __cpuinit cpu_init (void)
set_debugreg(0UL, 7);
fpu_init();
+
+ raw_local_save_flags(kernel_eflags);
}
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