[PATCH -tip RFC v2 17/22] x86/kvm: Use NOKPROBE_SYMBOL macro in kvm.c
Use NOKPROBE_SYMBOL macro for protecting functions
from kprobes instead of __kprobes annotation in kvm.c.
This also adds kvm_read_and_reset_pf_reason in
the blacklist because it can be called before
do_page_fault.
Signed-off-by: Masami Hiramatsu
Cc: Thomas Gleixner
Cc: Ingo Molnar
Cc: "H. Peter Anvin"
Cc: Gleb Natapov
Cc: Raghavendra K T
Cc: Marcelo Tosatti
---
arch/x86/kernel/kvm.c |4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c
index 6dd802c..fb95987 100644
--- a/arch/x86/kernel/kvm.c
+++ b/arch/x86/kernel/kvm.c
@@ -251,8 +251,9 @@ u32 kvm_read_and_reset_pf_reason(void)
return reason;
}
EXPORT_SYMBOL_GPL(kvm_read_and_reset_pf_reason);
+NOKPROBE_SYMBOL(kvm_read_and_reset_pf_reason);
-dotraplinkage void __kprobes
+dotraplinkage void
do_async_page_fault(struct pt_regs *regs, unsigned long error_code)
{
enum ctx_state prev_state;
@@ -276,6 +277,7 @@ do_async_page_fault(struct pt_regs *regs, unsigned long
error_code)
break;
}
}
+NOKPROBE_SYMBOL(do_async_page_fault);
static void __init paravirt_ops_setup(void)
{
--
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[PATCH -tip RFC v2 17/22] x86/kvm: Use NOKPROBE_SYMBOL macro in kvm.c
Use NOKPROBE_SYMBOL macro for protecting functions
from kprobes instead of __kprobes annotation in kvm.c.
This also adds kvm_read_and_reset_pf_reason in
the blacklist because it can be called before
do_page_fault.
Signed-off-by: Masami Hiramatsu masami.hiramatsu...@hitachi.com
Cc: Thomas Gleixner t...@linutronix.de
Cc: Ingo Molnar mi...@redhat.com
Cc: H. Peter Anvin h...@zytor.com
Cc: Gleb Natapov g...@redhat.com
Cc: Raghavendra K T raghavendra...@linux.vnet.ibm.com
Cc: Marcelo Tosatti mtosa...@redhat.com
---
arch/x86/kernel/kvm.c |4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c
index 6dd802c..fb95987 100644
--- a/arch/x86/kernel/kvm.c
+++ b/arch/x86/kernel/kvm.c
@@ -251,8 +251,9 @@ u32 kvm_read_and_reset_pf_reason(void)
return reason;
}
EXPORT_SYMBOL_GPL(kvm_read_and_reset_pf_reason);
+NOKPROBE_SYMBOL(kvm_read_and_reset_pf_reason);
-dotraplinkage void __kprobes
+dotraplinkage void
do_async_page_fault(struct pt_regs *regs, unsigned long error_code)
{
enum ctx_state prev_state;
@@ -276,6 +277,7 @@ do_async_page_fault(struct pt_regs *regs, unsigned long
error_code)
break;
}
}
+NOKPROBE_SYMBOL(do_async_page_fault);
static void __init paravirt_ops_setup(void)
{
--
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