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author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2007-07-10 11:24:10 +0200 |
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committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2007-07-10 11:24:43 +0200 |
commit | 83119ad4a1ceacd99f380086c2855ae2c4268afc (patch) | |
tree | 6da1d5cdba6e5bcd8fcdf5332700e8353b4e79a8 /include/asm-s390 | |
parent | [S390] sclp: introduce some new interfaces. (diff) | |
download | linux-83119ad4a1ceacd99f380086c2855ae2c4268afc.tar.xz linux-83119ad4a1ceacd99f380086c2855ae2c4268afc.zip |
[S390] sclp: Test facility list before executing a service call.
Check if a command is available before executing. Saves some
superfluous service calls that won't succeed anyway.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'include/asm-s390')
-rw-r--r-- | include/asm-s390/sclp.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/asm-s390/sclp.h b/include/asm-s390/sclp.h index ddfaa8db47be..cb9faf1ea5cf 100644 --- a/include/asm-s390/sclp.h +++ b/include/asm-s390/sclp.h @@ -28,6 +28,7 @@ struct sclp_ipl_info { }; void sclp_readinfo_early(void); +void sclp_facilities_detect(void); unsigned long long sclp_memory_detect(void); int sclp_sdias_blk_count(void); int sclp_sdias_copy(void *dest, int blk_num, int nr_blks); |