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authorAlexander Graf <agraf@suse.de>2012-10-31 13:36:18 +0100
committerAlexander Graf <agraf@suse.de>2012-10-31 13:36:18 +0100
commit0588000eac9ba4178cebade437da3b28e8fad48f (patch)
tree697e514a0a0193f17a54f372dd18c5cd3927e154 /kernel/timer.c
parent8b5869ad85f703ffeb25e656eab826f6b85b984c (diff)
parent81c52c56e2b43589091ee29038bcf793d3f184ab (diff)
Merge commit 'origin/queue' into for-queue
Conflicts: arch/powerpc/include/asm/Kbuild arch/powerpc/include/uapi/asm/Kbuild
Diffstat (limited to 'kernel/timer.c')
-rw-r--r--kernel/timer.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/kernel/timer.c b/kernel/timer.c
index d5de1b2292a..367d0085848 100644
--- a/kernel/timer.c
+++ b/kernel/timer.c
@@ -63,6 +63,7 @@ EXPORT_SYMBOL(jiffies_64);
#define TVR_SIZE (1 << TVR_BITS)
#define TVN_MASK (TVN_SIZE - 1)
#define TVR_MASK (TVR_SIZE - 1)
+#define MAX_TVAL ((unsigned long)((1ULL << (TVR_BITS + 4*TVN_BITS)) - 1))
struct tvec {
struct list_head vec[TVN_SIZE];
@@ -359,11 +360,12 @@ __internal_add_timer(struct tvec_base *base, struct timer_list *timer)
vec = base->tv1.vec + (base->timer_jiffies & TVR_MASK);
} else {
int i;
- /* If the timeout is larger than 0xffffffff on 64-bit
- * architectures then we use the maximum timeout:
+ /* If the timeout is larger than MAX_TVAL (on 64-bit
+ * architectures or with CONFIG_BASE_SMALL=1) then we
+ * use the maximum timeout.
*/
- if (idx > 0xffffffffUL) {
- idx = 0xffffffffUL;
+ if (idx > MAX_TVAL) {
+ idx = MAX_TVAL;
expires = idx + base->timer_jiffies;
}
i = (expires >> (TVR_BITS + 3 * TVN_BITS)) & TVN_MASK;