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[RFC PATCH] x86_64: Attempt to fix ast_from_interrupt
From: |
Sergey Bugaev |
Subject: |
[RFC PATCH] x86_64: Attempt to fix ast_from_interrupt |
Date: |
Wed, 17 May 2023 21:11:50 +0300 |
---
- all_intrs pushes FSGS using the PUSH_FSGS_ISR variant, so we have to do
the same thing here too
- don't forget to pop the value to load into %es
x86_64/locore.S | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/x86_64/locore.S b/x86_64/locore.S
index 2b8e4c44..4e341860 100644
--- a/x86_64/locore.S
+++ b/x86_64/locore.S
@@ -849,7 +849,8 @@ stack_overflowed:
* ss
*/
ast_from_interrupt:
- POP_FSGS
+ POP_FSGS_ISR
+ pop %rdx
mov %rdx,%es
pop %rdx
mov %rdx,%ds
--
2.40.1
- [RFC PATCH] x86_64: Attempt to fix ast_from_interrupt,
Sergey Bugaev <=