xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

s390/mem_detect: use SCLP info for continuous memory detection

Browse Source 
When neither SCLP storage info, nor z/VM diag260 "storage configuration"
are available assume a continuous online memory of size specified by
SCLP info.

Reviewed-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Reviewed-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Vasily Gorbik
2018-04-11 18:54:40 +02:00
committed by Martin Schwidefsky
parent 6e98e64329
commit cd45c99561
2 changed files with 8 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
arch/s390/boot/mem_detect.c
View File

@@ -184,8 +184,13 @@ void detect_memory(void)
return;
}
if (max_physmem_end) {
add_mem_detect_block(0, max_physmem_end);
mem_detect.info_source = MEM_DETECT_SCLP_READ_INFO;
return;
}
scan_memory(rzm);
mem_detect.info_source = MEM_DETECT_TPROT_LOOP;
if (!max_physmem_end)
max_physmem_end = get_mem_detect_end();
max_physmem_end = get_mem_detect_end();
}