diff options
| author | Heiko Carstens <hca@linux.ibm.com> | 2025-02-07 15:49:06 +0100 |
|---|---|---|
| committer | Vasily Gorbik <gor@linux.ibm.com> | 2025-03-04 17:18:07 +0100 |
| commit | 91d6e44221e871c6a2b6c4a67f52b62b36c441a3 (patch) | |
| tree | e939884adfba50d14868cb56570c7facd8837ad5 /arch/s390/kernel | |
| parent | a130b6d60bd690b6300bb176e08c4cd9b3ac276a (diff) | |
s390/sysinfo: Move stsi() to header file
Move stsi() inline assembly to header file so it is possible to use it
also for the decompressor.
Reviewed-by: Vasily Gorbik <gor@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Diffstat (limited to 'arch/s390/kernel')
| -rw-r--r-- | arch/s390/kernel/sysinfo.c | 26 |
1 files changed, 0 insertions, 26 deletions
diff --git a/arch/s390/kernel/sysinfo.c b/arch/s390/kernel/sysinfo.c index 6c5baff46f91..d096a154cc40 100644 --- a/arch/s390/kernel/sysinfo.c +++ b/arch/s390/kernel/sysinfo.c @@ -26,32 +26,6 @@ int topology_max_mnest; -/* - * stsi - store system information - * - * Returns the current configuration level if function code 0 was specified. - * Otherwise returns 0 on success or a negative value on error. - */ -int stsi(void *sysinfo, int fc, int sel1, int sel2) -{ - int r0 = (fc << 28) | sel1; - int cc; - - asm volatile( - " lr %%r0,%[r0]\n" - " lr %%r1,%[r1]\n" - " stsi %[sysinfo]\n" - " lr %[r0],%%r0\n" - CC_IPM(cc) - : CC_OUT(cc, cc), [r0] "+d" (r0), [sysinfo] "=Q" (*(char *)sysinfo) - : [r1] "d" (sel2) - : CC_CLOBBER_LIST("0", "1", "memory")); - if (cc == 3) - return -EOPNOTSUPP; - return fc ? 0 : (unsigned int)r0 >> 28; -} -EXPORT_SYMBOL(stsi); - #ifdef CONFIG_PROC_FS static bool convert_ext_name(unsigned char encoding, char *name, size_t len) |