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authorHeiko Carstens <hca@linux.ibm.com>2024-03-07 15:28:27 +0300
committerHeiko Carstens <hca@linux.ibm.com>2024-03-13 11:23:49 +0300
commit5f58bde7264704fec2058afc219a3557f02f3d8f (patch)
tree752aa0dbbe00bedbac8bc6475c66a21b1f65ab5f /arch/s390/include/asm/dma-types.h
parentbd36cfbbb9e1aa2561d488885423c65d519aac0d (diff)
downloadlinux-5f58bde7264704fec2058afc219a3557f02f3d8f.tar.xz
s390/mm: provide simple ARCH_HAS_DEBUG_VIRTUAL support
Provide a very simple ARCH_HAS_DEBUG_VIRTUAL implementation. For now errors are only reported for the following cases: - Trying to translate a vmalloc or module address to a physical address - Translating a supposed to be ZONE_DMA virtual address into a physical address, and the resulting physical address is larger than two GiB Reviewed-by: Alexander Gordeev <agordeev@linux.ibm.com> Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Diffstat (limited to 'arch/s390/include/asm/dma-types.h')
-rw-r--r--arch/s390/include/asm/dma-types.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/include/asm/dma-types.h b/arch/s390/include/asm/dma-types.h
index 7d7f71022aa9..5c5734e6946c 100644
--- a/arch/s390/include/asm/dma-types.h
+++ b/arch/s390/include/asm/dma-types.h
@@ -37,7 +37,7 @@ typedef u64 __bitwise dma64_t;
*/
static inline dma32_t virt_to_dma32(void *ptr)
{
- return (__force dma32_t)__pa(ptr);
+ return (__force dma32_t)__pa32(ptr);
}
static inline void *dma32_to_virt(dma32_t addr)