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| author | Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com> | 2019-07-03 22:33:54 +0530 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2019-07-04 22:20:47 +1000 |
| commit | 515bbc8ab488e4bc16fe26df097502c04d3649d4 (patch) | |
| tree | 801e0df9749db042753572d15f025d48720aebb8 /arch/powerpc/include/asm/lppaca.h | |
| parent | 31afa05bf90ea5561307be83893c670555bd736d (diff) | |
| download | linux-515bbc8ab488e4bc16fe26df097502c04d3649d4.tar.bz2 | |
powerpc/pseries: Use macros for referring to the DTL enable mask
Introduce macros to encode the DTL enable mask fields and use those
instead of hardcoding numbers.
Acked-by: Nathan Lynch <nathanl@linux.ibm.com>
Signed-off-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/include/asm/lppaca.h')
| -rw-r--r-- | arch/powerpc/include/asm/lppaca.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/lppaca.h b/arch/powerpc/include/asm/lppaca.h index 7c23ce8a5a4c..2c7e31187726 100644 --- a/arch/powerpc/include/asm/lppaca.h +++ b/arch/powerpc/include/asm/lppaca.h @@ -154,6 +154,17 @@ struct dtl_entry { #define DISPATCH_LOG_BYTES 4096 /* bytes per cpu */ #define N_DISPATCH_LOG (DISPATCH_LOG_BYTES / sizeof(struct dtl_entry)) +/* + * Dispatch trace log event enable mask: + * 0x1: voluntary virtual processor waits + * 0x2: time-slice preempts + * 0x4: virtual partition memory page faults + */ +#define DTL_LOG_CEDE 0x1 +#define DTL_LOG_PREEMPT 0x2 +#define DTL_LOG_FAULT 0x4 +#define DTL_LOG_ALL (DTL_LOG_CEDE | DTL_LOG_PREEMPT | DTL_LOG_FAULT) + extern struct kmem_cache *dtl_cache; /* |