diff options
| author | Heiko Carstens <hca@linux.ibm.com> | 2024-03-07 15:28:06 +0300 |
|---|---|---|
| committer | Heiko Carstens <hca@linux.ibm.com> | 2024-03-13 11:23:46 +0300 |
| commit | 1bcf7f48b7d40547eda6bfd1ea0bfed9cf9ec54f (patch) | |
| tree | de81b064a81a98e184ec619615e87ef6c7b61c47 /drivers/s390/cio/chsc.h | |
| parent | 8b19e145e82f1bf1419541de7ad823f5cb7a4ec3 (diff) | |
| download | linux-1bcf7f48b7d40547eda6bfd1ea0bfed9cf9ec54f.tar.xz | |
s390/cio: use bitwise types to allow for type checking
Change types of I/O structure members which contain physical addresses to
dma32_t and dma64_t bitwise types.
This allows to make use of sparse (aka "make C=1") to find incorrect usage
of physical addresses.
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Diffstat (limited to 'drivers/s390/cio/chsc.h')
| -rw-r--r-- | drivers/s390/cio/chsc.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/s390/cio/chsc.h b/drivers/s390/cio/chsc.h index d1caacb08e67..5d51c3f41f20 100644 --- a/drivers/s390/cio/chsc.h +++ b/drivers/s390/cio/chsc.h @@ -91,8 +91,8 @@ struct chsc_scssc_area { u16:16; u32:32; u32:32; - u64 summary_indicator_addr; - u64 subchannel_indicator_addr; + dma64_t summary_indicator_addr; + dma64_t subchannel_indicator_addr; u32 ks:4; u32 kc:4; u32:21; |