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| author | Brian King | 2008-07-23 20:30:58 +0200 |
|---|---|---|
| committer | Benjamin Herrenschmidt | 2008-07-25 07:44:42 +0200 |
| commit | ffa5abbd0c399b32fc13a1b4718d87ee7a716999 (patch) | |
| tree | 79e2136b4de01bee9c5f8f8cee23823a801b8972 /include | |
| parent | powerpc/pseries: Add collaborative memory manager (diff) | |
| download | kernel-qcow2-linux-ffa5abbd0c399b32fc13a1b4718d87ee7a716999.tar.gz kernel-qcow2-linux-ffa5abbd0c399b32fc13a1b4718d87ee7a716999.tar.xz kernel-qcow2-linux-ffa5abbd0c399b32fc13a1b4718d87ee7a716999.zip | |
powerpc/pseries: Add CMO paging statistics
With the addition of Cooperative Memory Overcommitment (CMO) support
for IBM Power Systems, two fields have been added to the VPA to report
paging statistics. Add support in lparcfg to report them to userspace.
Signed-off-by: Brian King <brking@linux.vnet.ibm.com>
Signed-off-by: Robert Jennings <rcj@linux.vnet.ibm.com>
Acked-by: Paul Mackerras <paulus@samba.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-powerpc/lppaca.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/include/asm-powerpc/lppaca.h b/include/asm-powerpc/lppaca.h index 567ed92cd91f..2fe268b10333 100644 --- a/include/asm-powerpc/lppaca.h +++ b/include/asm-powerpc/lppaca.h @@ -125,7 +125,10 @@ struct lppaca { // NOTE: This value will ALWAYS be zero for dedicated processors and // will NEVER be zero for shared processors (ie, initialized to a 1). volatile u32 yield_count; // PLIC increments each dispatchx00-x03 - u8 reserved6[124]; // Reserved x04-x7F + u32 reserved6; + volatile u64 cmo_faults; // CMO page fault count x08-x0F + volatile u64 cmo_fault_time; // CMO page fault time x10-x17 + u8 reserved7[104]; // Reserved x18-x7F //============================================================================= // CACHE_LINE_4-5 0x0180 - 0x027F Contains PMC interrupt data |