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authorThomas Gleixner <tglx@linutronix.de>2016-07-04 12:50:29 +0300
committerIngo Molnar <mingo@kernel.org>2016-07-07 11:35:08 +0300
commitb0d6e2dcb284f1f4dcb4b92760f49eeaf5fc0bc7 (patch)
tree3e235577a8f9e4b20b7d04ac6c2766702768db10 /include/linux/timer.h
parent494af3ed7848de08640d98ee5aff57a45c137c3c (diff)
downloadlinux-b0d6e2dcb284f1f4dcb4b92760f49eeaf5fc0bc7.tar.xz
timers: Reduce the CPU index space to 256k
We want to store the array index in the flags space. 256k CPUs should be enough for a while. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Frederic Weisbecker <fweisbec@gmail.com> Cc: Arjan van de Ven <arjan@infradead.org> Cc: Chris Mason <clm@fb.com> Cc: George Spelvin <linux@sciencehorizons.net> Cc: Josh Triplett <josh@joshtriplett.org> Cc: Len Brown <lenb@kernel.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Paul McKenney <paulmck@linux.vnet.ibm.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Rik van Riel <riel@redhat.com> Cc: rt@linutronix.de Link: http://lkml.kernel.org/r/20160704094342.030144293@linutronix.de Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux/timer.h')
-rw-r--r--include/linux/timer.h10
1 files changed, 5 insertions, 5 deletions
diff --git a/include/linux/timer.h b/include/linux/timer.h
index a8f6c70eb414..989f33d16ebf 100644
--- a/include/linux/timer.h
+++ b/include/linux/timer.h
@@ -58,12 +58,12 @@ struct timer_list {
* workqueue locking issues. It's not meant for executing random crap
* with interrupts disabled. Abuse is monitored!
*/
-#define TIMER_CPUMASK 0x0007FFFF
-#define TIMER_MIGRATING 0x00080000
+#define TIMER_CPUMASK 0x0003FFFF
+#define TIMER_MIGRATING 0x00040000
#define TIMER_BASEMASK (TIMER_CPUMASK | TIMER_MIGRATING)
-#define TIMER_DEFERRABLE 0x00100000
-#define TIMER_PINNED 0x00200000
-#define TIMER_IRQSAFE 0x00400000
+#define TIMER_DEFERRABLE 0x00080000
+#define TIMER_PINNED 0x00100000
+#define TIMER_IRQSAFE 0x00200000
#define __TIMER_INITIALIZER(_function, _expires, _data, _flags) { \
.entry = { .next = TIMER_ENTRY_STATIC }, \