Commit diff
Commit 88ad71ac3e2e88cf83c138bcfc6ac2250f3c929
commit 88ad71ac3e2e88cf83c138bcfc6ac2250f3c9290
Author: Greg Haerr <greg@censoft.com>
Date: Sat Apr 18 15:08:51 2026 -0400
[kernel] Add BH interrupt check after syscall
---
elks/arch/i86/kernel/irqtab.S | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/elks/arch/i86/kernel/irqtab.S b/elks/arch/i86/kernel/irqtab.S
index 069b74fc..99e9f065 100644
--- a/elks/arch/i86/kernel/irqtab.S
+++ b/elks/arch/i86/kernel/irqtab.S
@@ -164,7 +164,11 @@ save_regs:
// strace.c must be compiled with tail optimization off to protect top of stack
call trace_end // syscall return value is top of stack
#endif
- call do_signal // process signals
+
+ cmpw $0,bh_active // Any active bottom halfs?
+ je 1f // No
+ call do_bottom_half // Run bottom halves
+1: call do_signal // process signals
cli
jmp restore_regs
//