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| author | Thomas Huth <thuth@linux.vnet.ibm.com> | 2013-12-03 15:54:55 +0400 |
|---|---|---|
| committer | Cornelia Huck <cornelia.huck@de.ibm.com> | 2013-12-11 22:05:21 +0400 |
| commit | 58bc33b2b700f8524772f3fc20272da2187060c8 (patch) | |
| tree | 1cc8bdf6bbfb20ac2beb9ef0db0ee5ef932e1840 /arch/s390/include | |
| parent | cc92d6dea11cd43842e20cd05c066963de586417 (diff) | |
| download | linux-58bc33b2b700f8524772f3fc20272da2187060c8.tar.xz | |
KVM: s390: SIGP START has to report BUSY while stopping a CPU
Just like the RESTART order, the START order also has to report BUSY
while a STOP request is pending, to avoid that the START might be
ignored due to a race condition between the STOP and the START order.
Signed-off-by: Thomas Huth <thuth@linux.vnet.ibm.com>
Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Diffstat (limited to 'arch/s390/include')
| -rw-r--r-- | arch/s390/include/asm/sigp.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/s390/include/asm/sigp.h b/arch/s390/include/asm/sigp.h index c002cd529c71..d091aa1aaf11 100644 --- a/arch/s390/include/asm/sigp.h +++ b/arch/s390/include/asm/sigp.h @@ -5,6 +5,7 @@ #define SIGP_SENSE 1 #define SIGP_EXTERNAL_CALL 2 #define SIGP_EMERGENCY_SIGNAL 3 +#define SIGP_START 4 #define SIGP_STOP 5 #define SIGP_RESTART 6 #define SIGP_STOP_AND_STORE_STATUS 9 |