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| author | Ian Moffett <ian@osmora.org> | 2025-05-16 22:43:08 -0400 |
|---|---|---|
| committer | Ian Moffett <ian@osmora.org> | 2025-05-16 22:43:08 -0400 |
| commit | ab83b94756aece29f23f27a4d0eabf2418955e01 (patch) | |
| tree | 8e8881a5e5964a16d57811a4f8a1a5f1547e580b | |
| parent | fb4002d54b25ab70d46649a76bf536c67cb92bf4 (diff) | |
kernel/amd64: trap: Clear interrupts on trap entry
Signed-off-by: Ian Moffett <ian@osmora.org>
| -rw-r--r-- | sys/include/arch/amd64/frameasm.h | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/sys/include/arch/amd64/frameasm.h b/sys/include/arch/amd64/frameasm.h index 22217eb..c6316a5 100644 --- a/sys/include/arch/amd64/frameasm.h +++ b/sys/include/arch/amd64/frameasm.h @@ -121,6 +121,7 @@ */ #define TRAPENTRY_EC(ENTLABEL, TRAPNO) \ ENTLABEL: ; \ + cli ; \ testq $0x3, 16(%rsp) ; \ jz 1f ; \ lfence ; \ @@ -133,7 +134,8 @@ jz 2f ; \ lfence ; \ swapgs ; \ - 2: iretq + 2: sti ; \ + iretq /* * Trap entry where no error code is on @@ -141,6 +143,7 @@ */ #define TRAPENTRY(ENTLABEL, TRAPNO) \ ENTLABEL: ; \ + cli ; \ testq $0x3, 8(%rsp) ; \ jz 1f ; \ lfence ; \ @@ -153,6 +156,7 @@ jz 2f ; \ lfence ; \ swapgs ; \ - 2: iretq + 2: sti ; \ + iretq #endif /* !_MACHINE_FRAMEASM_H_ */ |