[PATCH RFC 10/11] parisc: use hw_pte_t for the data-break callback

Muhammad Usama Anjum <[email protected]> Mon, 27 Jul 2026 17:47:01 +0100
Newsgroups org.kernel.vger.linux-parisc,dev.linux.lists.damon,org.freedesktop.lists.dri-devel,org.freedesktop.lists.intel-gfx,org.kernel.vger.bpf,org.kernel.vger.linux-arch,org.kernel.vger.linux-fsdevel,org.kernel.vger.linux-kernel,org.kernel.vger.linux-perf-users,org.kernel.vger.linux-trace-kernel,org.kvack.linux-mm,org.xenproject.lists.xen-devel
Message-ID <[email protected]>
The DEBUG_DMB_TRAP path passes set_data_memory_break() to iterate_pages()
for PTE table storage. Update the local set_data_memory_break() declaration
to take hw_pte_t * so its argument is identified as table storage.

The generic hw_pte_t alias makes this a type-only change.

Signed-off-by: Muhammad Usama Anjum <[email protected]>
---
 drivers/parisc/sba_iommu.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/parisc/sba_iommu.c b/drivers/parisc/sba_iommu.c
index d9339dd508262..27a7efe3e0a70 100644
--- a/drivers/parisc/sba_iommu.c
+++ b/drivers/parisc/sba_iommu.c
@@ -1697,9 +1697,9 @@ sba_common_init(struct sba_device *sba_dev)
 		int res_size;
 #ifdef DEBUG_DMB_TRAP
 		extern void iterate_pages(unsigned long , unsigned long ,
-					  void (*)(pte_t * , unsigned long),
+					  void (*)(hw_pte_t *, unsigned long),
 					  unsigned long );
-		void set_data_memory_break(pte_t * , unsigned long);
+		void set_data_memory_break(hw_pte_t *, unsigned long);
 #endif
 		/* resource map size dictated by pdir_size */
 		res_size = sba_dev->ioc[i].pdir_size/sizeof(u64); /* entries */
-- 
2.47.3