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authorHeiko Carstens <hca@linux.ibm.com>2021-07-05 20:16:18 +0200
committerVasily Gorbik <gor@linux.ibm.com>2021-07-08 22:12:18 +0200
commit7c496e66a20865b79ebd271b323b3c7e222bfa03 (patch)
tree2584e63358588d672e25247f43dddcd95f967489
parents390: introduce proper type handling call_on_stack() macro (diff)
downloadlinux-7c496e66a20865b79ebd271b323b3c7e222bfa03.tar.xz
linux-7c496e66a20865b79ebd271b323b3c7e222bfa03.zip
s390/mm: use call_on_stack() macro
Reviewed-by: Sven Schnelle <svens@linux.ibm.com> Signed-off-by: Heiko Carstens <hca@linux.ibm.com> Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
-rw-r--r--arch/s390/mm/maccess.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/arch/s390/mm/maccess.c b/arch/s390/mm/maccess.c
index 1f1f906344ff..a0f54bd5e98a 100644
--- a/arch/s390/mm/maccess.c
+++ b/arch/s390/mm/maccess.c
@@ -125,12 +125,18 @@ static unsigned long __no_sanitize_address _memcpy_real(unsigned long dest,
*/
int memcpy_real(void *dest, void *src, size_t count)
{
+ unsigned long _dest = (unsigned long)dest;
+ unsigned long _src = (unsigned long)src;
+ unsigned long _count = (unsigned long)count;
int rc;
if (S390_lowcore.nodat_stack != 0) {
preempt_disable();
- rc = CALL_ON_STACK(_memcpy_real, S390_lowcore.nodat_stack, 3,
- dest, src, count);
+ rc = call_on_stack(3, S390_lowcore.nodat_stack,
+ unsigned long, _memcpy_real,
+ unsigned long, _dest,
+ unsigned long, _src,
+ unsigned long, _count);
preempt_enable();
return rc;
}
@@ -139,8 +145,7 @@ int memcpy_real(void *dest, void *src, size_t count)
* not set up yet. Just call _memcpy_real on the early boot
* stack
*/
- return _memcpy_real((unsigned long) dest,(unsigned long) src,
- (unsigned long) count);
+ return _memcpy_real(_dest, _src, _count);
}
/*