FEX-Emu/linux
1
0
Fork 0
mirror of https://github.com/FEX-Emu/linux.git synced 2024-12-14 04:41:26 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

cpuidle: CPUIDLE_FLAG_TLB_FLUSHED is specific to intel_idle

Browse Source 
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Len Brown 2011-01-12 02:51:20 -05:00
parent 642f11c53f
commit 956d033fb2
2 changed files with 8 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/idle/intel_idle.c
View File

@ -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.

1
include/linux/cpuidle.h
View File

@ -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)