提交 7e61a793 编写于 作者: A Alexander van Heukelum 提交者: Ingo Molnar

traps: x86_64: add TRACE_IRQS_OFF in paranoidentry macro

Add TRACE_IRQS_OFF just before entering the C code.

All exceptions are taken via interrupt gates. If irq tracing is
enabled, it should be notified as soon as possible. Interrupts
are only (conditionally) re-enabled in C code.
Signed-off-by: NAlexander van Heukelum <heukelum@fastmail.fm>
Signed-off-by: NIngo Molnar <mingo@elte.hu>
上级 6b11d4ef
...@@ -939,6 +939,9 @@ END(spurious_interrupt) ...@@ -939,6 +939,9 @@ END(spurious_interrupt)
.if \ist .if \ist
movq %gs:pda_data_offset, %rbp movq %gs:pda_data_offset, %rbp
.endif .endif
.if \irqtrace
TRACE_IRQS_OFF
.endif
movq %rsp,%rdi movq %rsp,%rdi
movq ORIG_RAX(%rsp),%rsi movq ORIG_RAX(%rsp),%rsi
movq $-1,ORIG_RAX(%rsp) movq $-1,ORIG_RAX(%rsp)
......
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