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[PATCH 1/5 gnumach] interrupt.S: Dont change ipl for pmap_update_interru
From: |
Damien Zammit |
Subject: |
[PATCH 1/5 gnumach] interrupt.S: Dont change ipl for pmap_update_interrupt |
Date: |
Mon, 13 Feb 2023 08:49:39 +0000 |
---
i386/i386at/interrupt.S | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/i386/i386at/interrupt.S b/i386/i386at/interrupt.S
index 1103b1c8..55f4fa0f 100644
--- a/i386/i386at/interrupt.S
+++ b/i386/i386at/interrupt.S
@@ -43,6 +43,9 @@ ENTRY(interrupt)
cmpl $255,%eax /* was this a spurious intr? */
je _no_eoi /* if so, just return */
#endif
+ cmpl $CALL_SINGLE_FUNCTION_BASE,%eax /* was this a SMP call
single function request? */
+ je _call_single
+
subl $24,%esp /* Two local variables + 4 parameters */
movl %eax,S_IRQ /* save irq number */
call spl7 /* set ipl */
@@ -58,8 +61,6 @@ ENTRY(interrupt)
movl %eax,12(%esp) /* address of interrupted registers as
4th arg */
movl S_IRQ,%eax /* copy irq number */
- cmpl $CALL_SINGLE_FUNCTION_BASE,%eax /* was this a SMP call
single function request? */
- je _call_single
shll $2,%eax /* irq * 4 */
movl EXT(iunit)(%eax),%edx /* get device unit number */
@@ -124,6 +125,5 @@ _no_eoi:
_call_single:
call EXT(lapic_eoi) /* lapic EOI before the handler to
allow extra update */
call EXT(pmap_update_interrupt) /* TODO: Allow other functions */
- addl $24,%esp
ret
END(interrupt)
--
2.34.1