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[PULL,01/26] s390/ioinst: fix IO_INT_WORD_ISC macro

Message ID 1434537789-63782-2-git-send-email-agraf@suse.de
State New
Headers show

Commit Message

Alexander Graf June 17, 2015, 10:42 a.m. UTC 
From: Aurelien Jarno <aurelien@aurel32.net>

The I/O-Interruption Subclass field corresponds to bits 2 to 5 (BE
notation) of the Interruption-Identification Word. The value should
be shift by 27 instead of 24.

Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
---
 target-s390x/ioinst.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/target-s390x/ioinst.h b/target-s390x/ioinst.h
index 203bdba..013cc91 100644
--- a/target-s390x/ioinst.h
+++ b/target-s390x/ioinst.h
@@ -220,7 +220,7 @@  typedef struct IOIntCode {
 #define IOINST_SCHID_SSID(_schid)  ((_schid & 0x00060000) >> 17)
 #define IOINST_SCHID_NR(_schid)    (_schid & 0x0000ffff)
 
-#define IO_INT_WORD_ISC(_int_word) ((_int_word & 0x38000000) >> 24)
+#define IO_INT_WORD_ISC(_int_word) ((_int_word & 0x38000000) >> 27)
 #define ISC_TO_ISC_BITS(_isc)      ((0x80 >> _isc) << 24)
 
 #define IO_INT_WORD_AI 0x80000000