Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 956d033f authored by Len Brown's avatar Len Brown
Browse files

cpuidle: CPUIDLE_FLAG_TLB_FLUSHED is specific to intel_idle 



Signed-off-by: default avatarLen Brown <len.brown@intel.com>
parent 642f11c5

drivers/idle/intel_idle.c

+8 −0
Original line number Diff line number Diff line
@@ -81,6 +81,14 @@ static int intel_idle(struct cpuidle_device *dev, struct cpuidle_state *state); 


static struct cpuidle_state *cpuidle_state_table;



/*

 * Set this flag for states where the HW flushes the TLB for us

 * and so we don't need cross-calls to keep it consistent.

 * If this flag is set, SW flushes the TLB, so even if the

 * HW doesn't do the flushing, this flag is safe to use.

 */

#define CPUIDLE_FLAG_TLB_FLUSHED	0x10000



/*

 * States are indexed by the cstate number,

 * which is also the index into the MWAIT hint array.

include/linux/cpuidle.h

+0 −1
Original line number Diff line number Diff line
@@ -49,7 +49,6 @@ struct cpuidle_state { 
#define CPUIDLE_FLAG_TIME_VALID	(0x01) /* is residency time measurable? */

#define CPUIDLE_FLAG_CHECK_BM	(0x02) /* BM activity will exit state */

#define CPUIDLE_FLAG_IGNORE	(0x100) /* ignore during this idle period */

#define CPUIDLE_FLAG_TLB_FLUSHED (0x200) /* tlb will be flushed */



#define CPUIDLE_DRIVER_FLAGS_MASK (0xFFFF0000)