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authorHeiko Carstens <heiko.carstens@de.ibm.com>2006-05-01 12:16:14 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-05-01 18:17:46 -0700
commit022e4fc0fb2e4e179aaba4ee139dcb8fded0cba2 (patch)
treefbe70e06b897015226d209f54225e68f52ff7dc5 /drivers/s390
parent8261aa600943046a5305564a1cd7432009971799 (diff)
[PATCH] s390: fix ipd handling
As pointed out by Paulo Marques <pmarques@grupopie.com> MAX_IPD_TIME is by a factor of ten too small. Since this means that we allow ten times more IPDs in the intended time frame this could result in a cpu check stop of a physical cpu. Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/s390')
-rw-r--r--drivers/s390/s390mach.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/s390/s390mach.c b/drivers/s390/s390mach.c
index 5ae14803091f..f99e55308b32 100644
--- a/drivers/s390/s390mach.c
+++ b/drivers/s390/s390mach.c
@@ -13,6 +13,7 @@
#include <linux/sched.h>
#include <linux/errno.h>
#include <linux/workqueue.h>
+#include <linux/time.h>
#include <asm/lowcore.h>
@@ -363,7 +364,7 @@ s390_revalidate_registers(struct mci *mci)
}
#define MAX_IPD_COUNT 29
-#define MAX_IPD_TIME (5 * 60 * 100 * 1000) /* 5 minutes */
+#define MAX_IPD_TIME (5 * 60 * USEC_PER_SEC) /* 5 minutes */
/*
* machine check handler.