Install the ASM_TRY() exception handler for all known exception vectors
so that ASM_TRY() can be used for other exceptions, e.g. #PF. ASM_TRY()
might not Just Work in all cases, but there's no good reason to limit
usage to just #DE, #UD, and #GP.
Signed-off-by: Sean Christopherson <seanjc@xxxxxxxxxx>
---
lib/x86/desc.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/lib/x86/desc.c b/lib/x86/desc.c
index a20be92..b293ae4 100644
--- a/lib/x86/desc.c
+++ b/lib/x86/desc.c
@@ -301,12 +301,12 @@ void setup_idt(void)
idt_initialized = true;
for (i = 0; i < 32; i++) {
- if (idt_handlers[i])
- set_idt_entry(i, idt_handlers[i], 0);
+ if (!idt_handlers[i])
+ continue;
+
+ set_idt_entry(i, idt_handlers[i], 0);
+ handle_exception(i, check_exception_table);
}
- handle_exception(0, check_exception_table);
- handle_exception(6, check_exception_table);
- handle_exception(13, check_exception_table);
}
void load_idt(void)
--
2.38.0.rc1.362.ged0d419d3c-goog
