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s390/boot: Add cmdline option to relocate lowcore

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Now that everything has been converted, add the option
'relocate_lowcore' to enable relocating the lowcore.

Reviewed-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Sven Schnelle <svens@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
This commit is contained in:
Sven Schnelle 2024-07-22 15:41:28 +02:00 • committed by Vasily Gorbik
parent 97cee3dd4a
commit 8f1e70adb1
1 changed files with 2 additions and 0 deletions
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2
arch/s390/boot/ipl_parm.c
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@ -311,5 +311,7 @@ void parse_boot_command_line(void)
prot_virt_host = 1;
}
#endif
if (!strcmp(param, "relocate_lowcore") && test_facility(193))
relocate_lowcore = 1;
}
}